devices/e1000/e1000_hw-2.6.26-ethercat.c
author Florian Pose <fp@igh-essen.com>
Tue, 05 Feb 2013 14:10:46 +0100
branchstable-1.5
changeset 2501 64cdc3b59d25
parent 1360 afcea72f0040
permissions -rw-r--r--
Fixed FoE data opcode, thanks to R. Roesch.
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/*******************************************************************************
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  Intel PRO/1000 Linux driver
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  Copyright(c) 1999 - 2006 Intel Corporation.
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  This program is free software; you can redistribute it and/or modify it
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  under the terms and conditions of the GNU General Public License,
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  version 2, as published by the Free Software Foundation.
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  This program is distributed in the hope it will be useful, but WITHOUT
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  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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  more details.
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  You should have received a copy of the GNU General Public License along with
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  this program; if not, write to the Free Software Foundation, Inc.,
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  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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  The full GNU General Public License is included in this distribution in
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  the file called "COPYING".
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  Contact Information:
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  Linux NICS <linux.nics@intel.com>
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  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
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  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*******************************************************************************/
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/* e1000_hw.c
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 * Shared functions for accessing and configuring the MAC
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 */
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#include "e1000_hw-2.6.26-ethercat.h"
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static s32 e1000_swfw_sync_acquire(struct e1000_hw *hw, u16 mask);
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static void e1000_swfw_sync_release(struct e1000_hw *hw, u16 mask);
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static s32 e1000_read_kmrn_reg(struct e1000_hw *hw, u32 reg_addr, u16 *data);
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static s32 e1000_write_kmrn_reg(struct e1000_hw *hw, u32 reg_addr, u16 data);
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static s32 e1000_get_software_semaphore(struct e1000_hw *hw);
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static void e1000_release_software_semaphore(struct e1000_hw *hw);
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static u8 e1000_arc_subsystem_valid(struct e1000_hw *hw);
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static s32 e1000_check_downshift(struct e1000_hw *hw);
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static s32 e1000_check_polarity(struct e1000_hw *hw, e1000_rev_polarity *polarity);
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static void e1000_clear_hw_cntrs(struct e1000_hw *hw);
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static void e1000_clear_vfta(struct e1000_hw *hw);
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static s32 e1000_commit_shadow_ram(struct e1000_hw *hw);
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static s32 e1000_config_dsp_after_link_change(struct e1000_hw *hw,
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						  bool link_up);
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static s32 e1000_config_fc_after_link_up(struct e1000_hw *hw);
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static s32 e1000_detect_gig_phy(struct e1000_hw *hw);
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static s32 e1000_erase_ich8_4k_segment(struct e1000_hw *hw, u32 bank);
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static s32 e1000_get_auto_rd_done(struct e1000_hw *hw);
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static s32 e1000_get_cable_length(struct e1000_hw *hw, u16 *min_length, u16 *max_length);
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static s32 e1000_get_hw_eeprom_semaphore(struct e1000_hw *hw);
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static s32 e1000_get_phy_cfg_done(struct e1000_hw *hw);
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static s32 e1000_get_software_flag(struct e1000_hw *hw);
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static s32 e1000_ich8_cycle_init(struct e1000_hw *hw);
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static s32 e1000_ich8_flash_cycle(struct e1000_hw *hw, u32 timeout);
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static s32 e1000_id_led_init(struct e1000_hw *hw);
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static s32 e1000_init_lcd_from_nvm_config_region(struct e1000_hw *hw, u32 cnf_base_addr, u32 cnf_size);
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static s32 e1000_init_lcd_from_nvm(struct e1000_hw *hw);
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static void e1000_init_rx_addrs(struct e1000_hw *hw);
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static void e1000_initialize_hardware_bits(struct e1000_hw *hw);
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static bool e1000_is_onboard_nvm_eeprom(struct e1000_hw *hw);
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static s32 e1000_kumeran_lock_loss_workaround(struct e1000_hw *hw);
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static s32 e1000_mng_enable_host_if(struct e1000_hw *hw);
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static s32 e1000_mng_host_if_write(struct e1000_hw *hw, u8 *buffer, u16 length, u16 offset, u8 *sum);
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static s32 e1000_mng_write_cmd_header(struct e1000_hw* hw, struct e1000_host_mng_command_header* hdr);
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static s32 e1000_mng_write_commit(struct e1000_hw *hw);
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static s32 e1000_phy_ife_get_info(struct e1000_hw *hw, struct e1000_phy_info *phy_info);
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static s32 e1000_phy_igp_get_info(struct e1000_hw *hw, struct e1000_phy_info *phy_info);
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static s32 e1000_read_eeprom_eerd(struct e1000_hw *hw, u16 offset, u16 words, u16 *data);
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static s32 e1000_write_eeprom_eewr(struct e1000_hw *hw, u16 offset, u16 words, u16 *data);
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static s32 e1000_poll_eerd_eewr_done(struct e1000_hw *hw, int eerd);
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static s32 e1000_phy_m88_get_info(struct e1000_hw *hw, struct e1000_phy_info *phy_info);
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static void e1000_put_hw_eeprom_semaphore(struct e1000_hw *hw);
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static s32 e1000_read_ich8_byte(struct e1000_hw *hw, u32 index, u8 *data);
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static s32 e1000_verify_write_ich8_byte(struct e1000_hw *hw, u32 index, u8 byte);
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static s32 e1000_write_ich8_byte(struct e1000_hw *hw, u32 index, u8 byte);
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static s32 e1000_read_ich8_word(struct e1000_hw *hw, u32 index, u16 *data);
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static s32 e1000_read_ich8_data(struct e1000_hw *hw, u32 index, u32 size, u16 *data);
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static s32 e1000_write_ich8_data(struct e1000_hw *hw, u32 index, u32 size, u16 data);
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static s32 e1000_read_eeprom_ich8(struct e1000_hw *hw, u16 offset, u16 words, u16 *data);
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static s32 e1000_write_eeprom_ich8(struct e1000_hw *hw, u16 offset, u16 words, u16 *data);
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static void e1000_release_software_flag(struct e1000_hw *hw);
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static s32 e1000_set_d3_lplu_state(struct e1000_hw *hw, bool active);
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static s32 e1000_set_d0_lplu_state(struct e1000_hw *hw, bool active);
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static s32 e1000_set_pci_ex_no_snoop(struct e1000_hw *hw, u32 no_snoop);
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static void e1000_set_pci_express_master_disable(struct e1000_hw *hw);
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static s32 e1000_wait_autoneg(struct e1000_hw *hw);
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static void e1000_write_reg_io(struct e1000_hw *hw, u32 offset, u32 value);
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static s32 e1000_set_phy_type(struct e1000_hw *hw);
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static void e1000_phy_init_script(struct e1000_hw *hw);
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static s32 e1000_setup_copper_link(struct e1000_hw *hw);
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static s32 e1000_setup_fiber_serdes_link(struct e1000_hw *hw);
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static s32 e1000_adjust_serdes_amplitude(struct e1000_hw *hw);
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static s32 e1000_phy_force_speed_duplex(struct e1000_hw *hw);
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static s32 e1000_config_mac_to_phy(struct e1000_hw *hw);
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static void e1000_raise_mdi_clk(struct e1000_hw *hw, u32 *ctrl);
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static void e1000_lower_mdi_clk(struct e1000_hw *hw, u32 *ctrl);
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static void e1000_shift_out_mdi_bits(struct e1000_hw *hw, u32 data,
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                                     u16 count);
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static u16 e1000_shift_in_mdi_bits(struct e1000_hw *hw);
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parents:
diff changeset
   106
static s32 e1000_phy_reset_dsp(struct e1000_hw *hw);
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parents:
diff changeset
   107
static s32 e1000_write_eeprom_spi(struct e1000_hw *hw, u16 offset,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
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parents:
diff changeset
   108
                                      u16 words, u16 *data);
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parents:
diff changeset
   109
static s32 e1000_write_eeprom_microwire(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
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parents:
diff changeset
   110
                                            u16 offset, u16 words,
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parents:
diff changeset
   111
                                            u16 *data);
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parents:
diff changeset
   112
static s32 e1000_spi_eeprom_ready(struct e1000_hw *hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
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parents:
diff changeset
   113
static void e1000_raise_ee_clk(struct e1000_hw *hw, u32 *eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
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parents:
diff changeset
   114
static void e1000_lower_ee_clk(struct e1000_hw *hw, u32 *eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
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parents:
diff changeset
   115
static void e1000_shift_out_ee_bits(struct e1000_hw *hw, u16 data,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
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parents:
diff changeset
   116
                                    u16 count);
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parents:
diff changeset
   117
static s32 e1000_write_phy_reg_ex(struct e1000_hw *hw, u32 reg_addr,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
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parents:
diff changeset
   118
                                      u16 phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   119
static s32 e1000_read_phy_reg_ex(struct e1000_hw *hw,u32 reg_addr,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
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parents:
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   120
                                     u16 *phy_data);
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parents:
diff changeset
   121
static u16 e1000_shift_in_ee_bits(struct e1000_hw *hw, u16 count);
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Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   122
static s32 e1000_acquire_eeprom(struct e1000_hw *hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   123
static void e1000_release_eeprom(struct e1000_hw *hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
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parents:
diff changeset
   124
static void e1000_standby_eeprom(struct e1000_hw *hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   125
static s32 e1000_set_vco_speed(struct e1000_hw *hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   126
static s32 e1000_polarity_reversal_workaround(struct e1000_hw *hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   127
static s32 e1000_set_phy_mode(struct e1000_hw *hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   128
static s32 e1000_host_if_read_cookie(struct e1000_hw *hw, u8 *buffer);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
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   129
static u8 e1000_calculate_mng_checksum(char *buffer, u32 length);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
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   130
static s32 e1000_configure_kmrn_for_10_100(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
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parents:
diff changeset
   131
                                               u16 duplex);
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Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   132
static s32 e1000_configure_kmrn_for_1000(struct e1000_hw *hw);
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Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   133
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   134
/* IGP cable length table */
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parents:
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   135
static const
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
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parents:
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   136
u16 e1000_igp_cable_length_table[IGP01E1000_AGC_LENGTH_TABLE_SIZE] =
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
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   137
    { 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   138
      5, 10, 10, 10, 10, 10, 10, 10, 20, 20, 20, 20, 20, 25, 25, 25,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   139
      25, 25, 25, 25, 30, 30, 30, 30, 40, 40, 40, 40, 40, 40, 40, 40,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   140
      40, 50, 50, 50, 50, 50, 50, 50, 60, 60, 60, 60, 60, 60, 60, 60,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   141
      60, 70, 70, 70, 70, 70, 70, 80, 80, 80, 80, 80, 80, 90, 90, 90,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   142
      90, 90, 90, 90, 90, 90, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   143
      100, 100, 100, 100, 110, 110, 110, 110, 110, 110, 110, 110, 110, 110, 110, 110,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   144
      110, 110, 110, 110, 110, 110, 120, 120, 120, 120, 120, 120, 120, 120, 120, 120};
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   145
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   146
static const
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   147
u16 e1000_igp_2_cable_length_table[IGP02E1000_AGC_LENGTH_TABLE_SIZE] =
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   148
    { 0, 0, 0, 0, 0, 0, 0, 0, 3, 5, 8, 11, 13, 16, 18, 21,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   149
      0, 0, 0, 3, 6, 10, 13, 16, 19, 23, 26, 29, 32, 35, 38, 41,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   150
      6, 10, 14, 18, 22, 26, 30, 33, 37, 41, 44, 48, 51, 54, 58, 61,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   151
      21, 26, 31, 35, 40, 44, 49, 53, 57, 61, 65, 68, 72, 75, 79, 82,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   152
      40, 45, 51, 56, 61, 66, 70, 75, 79, 83, 87, 91, 94, 98, 101, 104,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   153
      60, 66, 72, 77, 82, 87, 92, 96, 100, 104, 108, 111, 114, 117, 119, 121,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   154
      83, 89, 95, 100, 105, 109, 113, 116, 119, 122, 124,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   155
      104, 109, 114, 118, 121, 124};
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   156
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   157
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   158
 * Set the phy type member in the hw struct.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   159
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   160
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   161
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   162
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   163
e1000_set_phy_type(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   164
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   165
    DEBUGFUNC("e1000_set_phy_type");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   166
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   167
    if (hw->mac_type == e1000_undefined)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   168
        return -E1000_ERR_PHY_TYPE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   169
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   170
    switch (hw->phy_id) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   171
    case M88E1000_E_PHY_ID:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   172
    case M88E1000_I_PHY_ID:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   173
    case M88E1011_I_PHY_ID:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   174
    case M88E1111_I_PHY_ID:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   175
        hw->phy_type = e1000_phy_m88;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   176
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   177
    case IGP01E1000_I_PHY_ID:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   178
        if (hw->mac_type == e1000_82541 ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   179
            hw->mac_type == e1000_82541_rev_2 ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   180
            hw->mac_type == e1000_82547 ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   181
            hw->mac_type == e1000_82547_rev_2) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   182
            hw->phy_type = e1000_phy_igp;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   183
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   184
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   185
    case IGP03E1000_E_PHY_ID:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   186
        hw->phy_type = e1000_phy_igp_3;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   187
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   188
    case IFE_E_PHY_ID:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   189
    case IFE_PLUS_E_PHY_ID:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   190
    case IFE_C_E_PHY_ID:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   191
        hw->phy_type = e1000_phy_ife;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   192
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   193
    case GG82563_E_PHY_ID:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   194
        if (hw->mac_type == e1000_80003es2lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   195
            hw->phy_type = e1000_phy_gg82563;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   196
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   197
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   198
        /* Fall Through */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   199
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   200
        /* Should never have loaded on this device */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   201
        hw->phy_type = e1000_phy_undefined;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   202
        return -E1000_ERR_PHY_TYPE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   203
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   204
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   205
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   206
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   207
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   208
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   209
 * IGP phy init script - initializes the GbE PHY
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   210
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   211
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   212
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   213
static void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   214
e1000_phy_init_script(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   215
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   216
    u32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   217
    u16 phy_saved_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   218
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   219
    DEBUGFUNC("e1000_phy_init_script");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
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parents:
diff changeset
   220
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Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   221
    if (hw->phy_init_script) {
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parents:
diff changeset
   222
        msleep(20);
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Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   223
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   224
        /* Save off the current value of register 0x2F5B to be restored at
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   225
         * the end of this routine. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   226
        ret_val = e1000_read_phy_reg(hw, 0x2F5B, &phy_saved_data);
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Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   227
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   228
        /* Disabled the PHY transmitter */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   229
        e1000_write_phy_reg(hw, 0x2F5B, 0x0003);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   230
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   231
        msleep(20);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   232
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   233
        e1000_write_phy_reg(hw,0x0000,0x0140);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   234
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   235
        msleep(5);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   236
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   237
        switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   238
        case e1000_82541:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   239
        case e1000_82547:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   240
            e1000_write_phy_reg(hw, 0x1F95, 0x0001);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   241
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   242
            e1000_write_phy_reg(hw, 0x1F71, 0xBD21);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   243
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   244
            e1000_write_phy_reg(hw, 0x1F79, 0x0018);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   245
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   246
            e1000_write_phy_reg(hw, 0x1F30, 0x1600);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   247
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   248
            e1000_write_phy_reg(hw, 0x1F31, 0x0014);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   249
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   250
            e1000_write_phy_reg(hw, 0x1F32, 0x161C);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   251
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   252
            e1000_write_phy_reg(hw, 0x1F94, 0x0003);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   253
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   254
            e1000_write_phy_reg(hw, 0x1F96, 0x003F);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   255
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   256
            e1000_write_phy_reg(hw, 0x2010, 0x0008);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   257
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   258
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   259
        case e1000_82541_rev_2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   260
        case e1000_82547_rev_2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   261
            e1000_write_phy_reg(hw, 0x1F73, 0x0099);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   262
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   263
        default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   264
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   265
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   266
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   267
        e1000_write_phy_reg(hw, 0x0000, 0x3300);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   268
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   269
        msleep(20);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   270
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   271
        /* Now enable the transmitter */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   272
        e1000_write_phy_reg(hw, 0x2F5B, phy_saved_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   273
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   274
        if (hw->mac_type == e1000_82547) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   275
            u16 fused, fine, coarse;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   276
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   277
            /* Move to analog registers page */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   278
            e1000_read_phy_reg(hw, IGP01E1000_ANALOG_SPARE_FUSE_STATUS, &fused);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   279
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   280
            if (!(fused & IGP01E1000_ANALOG_SPARE_FUSE_ENABLED)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   281
                e1000_read_phy_reg(hw, IGP01E1000_ANALOG_FUSE_STATUS, &fused);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   282
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   283
                fine = fused & IGP01E1000_ANALOG_FUSE_FINE_MASK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   284
                coarse = fused & IGP01E1000_ANALOG_FUSE_COARSE_MASK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   285
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   286
                if (coarse > IGP01E1000_ANALOG_FUSE_COARSE_THRESH) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   287
                    coarse -= IGP01E1000_ANALOG_FUSE_COARSE_10;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   288
                    fine -= IGP01E1000_ANALOG_FUSE_FINE_1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   289
                } else if (coarse == IGP01E1000_ANALOG_FUSE_COARSE_THRESH)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   290
                    fine -= IGP01E1000_ANALOG_FUSE_FINE_10;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   291
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   292
                fused = (fused & IGP01E1000_ANALOG_FUSE_POLY_MASK) |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   293
                        (fine & IGP01E1000_ANALOG_FUSE_FINE_MASK) |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   294
                        (coarse & IGP01E1000_ANALOG_FUSE_COARSE_MASK);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   295
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   296
                e1000_write_phy_reg(hw, IGP01E1000_ANALOG_FUSE_CONTROL, fused);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   297
                e1000_write_phy_reg(hw, IGP01E1000_ANALOG_FUSE_BYPASS,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   298
                                    IGP01E1000_ANALOG_FUSE_ENABLE_SW_CONTROL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   299
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   300
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   301
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   302
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   303
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   304
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   305
 * Set the mac type member in the hw struct.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   306
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   307
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   308
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   309
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   310
e1000_set_mac_type(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   311
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   312
	DEBUGFUNC("e1000_set_mac_type");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   313
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   314
	switch (hw->device_id) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   315
	case E1000_DEV_ID_82542:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   316
		switch (hw->revision_id) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   317
		case E1000_82542_2_0_REV_ID:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   318
			hw->mac_type = e1000_82542_rev2_0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   319
			break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   320
		case E1000_82542_2_1_REV_ID:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   321
			hw->mac_type = e1000_82542_rev2_1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   322
			break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   323
		default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   324
			/* Invalid 82542 revision ID */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   325
			return -E1000_ERR_MAC_TYPE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   326
		}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   327
		break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   328
	case E1000_DEV_ID_82543GC_FIBER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
	case E1000_DEV_ID_82543GC_COPPER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
		hw->mac_type = e1000_82543;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
		break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
	case E1000_DEV_ID_82544EI_COPPER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
	case E1000_DEV_ID_82544EI_FIBER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
	case E1000_DEV_ID_82544GC_COPPER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
	case E1000_DEV_ID_82544GC_LOM:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
		hw->mac_type = e1000_82544;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
		break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
	case E1000_DEV_ID_82540EM:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
	case E1000_DEV_ID_82540EM_LOM:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
	case E1000_DEV_ID_82540EP:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
	case E1000_DEV_ID_82540EP_LOM:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
	case E1000_DEV_ID_82540EP_LP:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
		hw->mac_type = e1000_82540;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
		break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
	case E1000_DEV_ID_82545EM_COPPER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
	case E1000_DEV_ID_82545EM_FIBER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
		hw->mac_type = e1000_82545;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
		break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
	case E1000_DEV_ID_82545GM_COPPER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
	case E1000_DEV_ID_82545GM_FIBER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
	case E1000_DEV_ID_82545GM_SERDES:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
		hw->mac_type = e1000_82545_rev_3;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
		break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
	case E1000_DEV_ID_82546EB_COPPER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
	case E1000_DEV_ID_82546EB_FIBER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
	case E1000_DEV_ID_82546EB_QUAD_COPPER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
		hw->mac_type = e1000_82546;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
		break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
	case E1000_DEV_ID_82546GB_COPPER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
	case E1000_DEV_ID_82546GB_FIBER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
	case E1000_DEV_ID_82546GB_SERDES:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
	case E1000_DEV_ID_82546GB_PCIE:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
	case E1000_DEV_ID_82546GB_QUAD_COPPER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
	case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
		hw->mac_type = e1000_82546_rev_3;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
		break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
	case E1000_DEV_ID_82541EI:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
	case E1000_DEV_ID_82541EI_MOBILE:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
	case E1000_DEV_ID_82541ER_LOM:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
		hw->mac_type = e1000_82541;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
		break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
	case E1000_DEV_ID_82541ER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
	case E1000_DEV_ID_82541GI:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
	case E1000_DEV_ID_82541GI_LF:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
	case E1000_DEV_ID_82541GI_MOBILE:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
		hw->mac_type = e1000_82541_rev_2;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
		break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
	case E1000_DEV_ID_82547EI:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
	case E1000_DEV_ID_82547EI_MOBILE:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
		hw->mac_type = e1000_82547;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
		break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
	case E1000_DEV_ID_82547GI:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
		hw->mac_type = e1000_82547_rev_2;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
		break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
	case E1000_DEV_ID_82571EB_COPPER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
	case E1000_DEV_ID_82571EB_FIBER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
	case E1000_DEV_ID_82571EB_SERDES:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
	case E1000_DEV_ID_82571EB_SERDES_DUAL:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
	case E1000_DEV_ID_82571EB_SERDES_QUAD:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
	case E1000_DEV_ID_82571EB_QUAD_COPPER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
	case E1000_DEV_ID_82571PT_QUAD_COPPER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
	case E1000_DEV_ID_82571EB_QUAD_FIBER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
	case E1000_DEV_ID_82571EB_QUAD_COPPER_LOWPROFILE:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
		hw->mac_type = e1000_82571;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
		break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
	case E1000_DEV_ID_82572EI_COPPER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
	case E1000_DEV_ID_82572EI_FIBER:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
	case E1000_DEV_ID_82572EI_SERDES:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
	case E1000_DEV_ID_82572EI:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
		hw->mac_type = e1000_82572;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
		break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
	case E1000_DEV_ID_82573E:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
	case E1000_DEV_ID_82573E_IAMT:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
	case E1000_DEV_ID_82573L:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
		hw->mac_type = e1000_82573;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
		break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
	case E1000_DEV_ID_80003ES2LAN_COPPER_SPT:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
	case E1000_DEV_ID_80003ES2LAN_SERDES_SPT:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
	case E1000_DEV_ID_80003ES2LAN_COPPER_DPT:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
	case E1000_DEV_ID_80003ES2LAN_SERDES_DPT:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
		hw->mac_type = e1000_80003es2lan;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
		break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
	case E1000_DEV_ID_ICH8_IGP_M_AMT:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
	case E1000_DEV_ID_ICH8_IGP_AMT:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
	case E1000_DEV_ID_ICH8_IGP_C:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
	case E1000_DEV_ID_ICH8_IFE:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
	case E1000_DEV_ID_ICH8_IFE_GT:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
	case E1000_DEV_ID_ICH8_IFE_G:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
	case E1000_DEV_ID_ICH8_IGP_M:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
		hw->mac_type = e1000_ich8lan;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
		break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
	default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
		/* Should never have loaded on this device */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
		return -E1000_ERR_MAC_TYPE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
	}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
	switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
	case e1000_ich8lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
		hw->swfwhw_semaphore_present = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
		hw->asf_firmware_present = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
		break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
	case e1000_80003es2lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
		hw->swfw_sync_present = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
		/* fall through */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
	case e1000_82571:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
	case e1000_82572:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
	case e1000_82573:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
		hw->eeprom_semaphore_present = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
		/* fall through */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
	case e1000_82541:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
	case e1000_82547:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
	case e1000_82541_rev_2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
	case e1000_82547_rev_2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
		hw->asf_firmware_present = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
		break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
	default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
		break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
	}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
	/* The 82543 chip does not count tx_carrier_errors properly in
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
	 * FD mode
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
	 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
	if (hw->mac_type == e1000_82543)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
		hw->bad_tx_carr_stats_fd = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
	/* capable of receiving management packets to the host */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
	if (hw->mac_type >= e1000_82571)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
		hw->has_manc2h = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
	/* In rare occasions, ESB2 systems would end up started without
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
	 * the RX unit being turned on.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
	 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
	if (hw->mac_type == e1000_80003es2lan)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
		hw->rx_needs_kicking = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
	if (hw->mac_type > e1000_82544)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
		hw->has_smbus = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
	return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
/*****************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
 * Set media type and TBI compatibility.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
 * **************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
e1000_set_media_type(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
    u32 status;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
    DEBUGFUNC("e1000_set_media_type");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
    if (hw->mac_type != e1000_82543) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
        /* tbi_compatibility is only valid on 82543 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
        hw->tbi_compatibility_en = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
    switch (hw->device_id) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
    case E1000_DEV_ID_82545GM_SERDES:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
    case E1000_DEV_ID_82546GB_SERDES:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
    case E1000_DEV_ID_82571EB_SERDES:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
    case E1000_DEV_ID_82571EB_SERDES_DUAL:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
    case E1000_DEV_ID_82571EB_SERDES_QUAD:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
    case E1000_DEV_ID_82572EI_SERDES:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
    case E1000_DEV_ID_80003ES2LAN_SERDES_DPT:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
        hw->media_type = e1000_media_type_internal_serdes;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
        switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
        case e1000_82542_rev2_0:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
        case e1000_82542_rev2_1:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
            hw->media_type = e1000_media_type_fiber;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
        case e1000_ich8lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
        case e1000_82573:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
            /* The STATUS_TBIMODE bit is reserved or reused for the this
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
             * device.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
             */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
            hw->media_type = e1000_media_type_copper;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
        default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
            status = E1000_READ_REG(hw, STATUS);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
            if (status & E1000_STATUS_TBIMODE) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
                hw->media_type = e1000_media_type_fiber;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
                /* tbi_compatibility not valid on fiber */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
                hw->tbi_compatibility_en = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
            } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
                hw->media_type = e1000_media_type_copper;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
 * Reset the transmit and receive units; mask and clear all interrupts.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
e1000_reset_hw(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
    u32 ctrl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
    u32 ctrl_ext;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   536
    u32 icr;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   537
    u32 manc;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
    u32 led_ctrl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
    u32 timeout;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   540
    u32 extcnf_ctrl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   541
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   542
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   543
    DEBUGFUNC("e1000_reset_hw");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   544
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   545
    /* For 82542 (rev 2.0), disable MWI before issuing a device reset */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   546
    if (hw->mac_type == e1000_82542_rev2_0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   547
        DEBUGOUT("Disabling MWI on 82542 rev 2.0\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   548
        e1000_pci_clear_mwi(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   549
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   550
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   551
    if (hw->bus_type == e1000_bus_type_pci_express) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   552
        /* Prevent the PCI-E bus from sticking if there is no TLP connection
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
         * on the last TLP read/write transaction when MAC is reset.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
        if (e1000_disable_pciex_master(hw) != E1000_SUCCESS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
            DEBUGOUT("PCI-E Master disable polling has failed.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
    /* Clear interrupt mask to stop board from generating interrupts */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
    DEBUGOUT("Masking off all interrupts\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
    E1000_WRITE_REG(hw, IMC, 0xffffffff);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
    /* Disable the Transmit and Receive units.  Then delay to allow
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
     * any pending transactions to complete before we hit the MAC with
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
     * the global reset.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
    E1000_WRITE_REG(hw, RCTL, 0);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
    E1000_WRITE_REG(hw, TCTL, E1000_TCTL_PSP);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
    E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
    /* The tbi_compatibility_on Flag must be cleared when Rctl is cleared. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
    hw->tbi_compatibility_on = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
    /* Delay to allow any outstanding PCI transactions to complete before
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
     * resetting the device
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
    msleep(10);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
    ctrl = E1000_READ_REG(hw, CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
    /* Must reset the PHY before resetting the MAC */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
    if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
        E1000_WRITE_REG(hw, CTRL, (ctrl | E1000_CTRL_PHY_RST));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
        msleep(5);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
    /* Must acquire the MDIO ownership before MAC reset.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
     * Ownership defaults to firmware after a reset. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
    if (hw->mac_type == e1000_82573) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
        timeout = 10;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   593
        extcnf_ctrl = E1000_READ_REG(hw, EXTCNF_CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
        extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
        do {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
            E1000_WRITE_REG(hw, EXTCNF_CTRL, extcnf_ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
            extcnf_ctrl = E1000_READ_REG(hw, EXTCNF_CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
            if (extcnf_ctrl & E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
            else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
                extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
            msleep(2);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
            timeout--;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
        } while (timeout);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
    /* Workaround for ICH8 bit corruption issue in FIFO memory */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
    if (hw->mac_type == e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
        /* Set Tx and Rx buffer allocation to 8k apiece. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
        E1000_WRITE_REG(hw, PBA, E1000_PBA_8K);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
        /* Set Packet Buffer Size to 16k. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
        E1000_WRITE_REG(hw, PBS, E1000_PBS_16K);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
    /* Issue a global reset to the MAC.  This will reset the chip's
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
     * transmit, receive, DMA, and link units.  It will not effect
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
     * the current PCI configuration.  The global reset bit is self-
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
     * clearing, and should clear within a microsecond.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
    DEBUGOUT("Issuing a global reset to MAC\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
    switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
        case e1000_82544:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
        case e1000_82540:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
        case e1000_82545:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
        case e1000_82546:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
        case e1000_82541:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
        case e1000_82541_rev_2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
            /* These controllers can't ack the 64-bit write when issuing the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
             * reset, so use IO-mapping as a workaround to issue the reset */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
            E1000_WRITE_REG_IO(hw, CTRL, (ctrl | E1000_CTRL_RST));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
        case e1000_82545_rev_3:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
        case e1000_82546_rev_3:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
            /* Reset is performed on a shadow of the control register */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
            E1000_WRITE_REG(hw, CTRL_DUP, (ctrl | E1000_CTRL_RST));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
        case e1000_ich8lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   642
            if (!hw->phy_reset_disable &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
                e1000_check_phy_reset_block(hw) == E1000_SUCCESS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
                /* e1000_ich8lan PHY HW reset requires MAC CORE reset
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
                 * at the same time to make sure the interface between
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
                 * MAC and the external PHY is reset.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
                 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
                ctrl |= E1000_CTRL_PHY_RST;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
            e1000_get_software_flag(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
            E1000_WRITE_REG(hw, CTRL, (ctrl | E1000_CTRL_RST));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
            msleep(5);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
        default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
            E1000_WRITE_REG(hw, CTRL, (ctrl | E1000_CTRL_RST));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
    /* After MAC reset, force reload of EEPROM to restore power-on settings to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
     * device.  Later controllers reload the EEPROM automatically, so just wait
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
     * for reload to complete.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
    switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
        case e1000_82542_rev2_0:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
        case e1000_82542_rev2_1:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
        case e1000_82543:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
        case e1000_82544:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
            /* Wait for reset to complete */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
            udelay(10);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
            ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   672
            ctrl_ext |= E1000_CTRL_EXT_EE_RST;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
            E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   674
            E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
            /* Wait for EEPROM reload */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
            msleep(2);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
        case e1000_82541:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
        case e1000_82541_rev_2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
        case e1000_82547:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
        case e1000_82547_rev_2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
            /* Wait for EEPROM reload */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
            msleep(20);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
        case e1000_82573:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
            if (!e1000_is_onboard_nvm_eeprom(hw)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
                udelay(10);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
                ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
                ctrl_ext |= E1000_CTRL_EXT_EE_RST;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
                E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
                E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
            /* fall through */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
        default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
            /* Auto read done will delay 5ms or poll based on mac type */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
            ret_val = e1000_get_auto_rd_done(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   701
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
    /* Disable HW ARPs on ASF enabled adapters */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
    if (hw->mac_type >= e1000_82540 && hw->mac_type <= e1000_82547_rev_2) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
        manc = E1000_READ_REG(hw, MANC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
        manc &= ~(E1000_MANC_ARP_EN);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
        E1000_WRITE_REG(hw, MANC, manc);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   708
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
    if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
        e1000_phy_init_script(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   711
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
        /* Configure activity LED after PHY reset */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
        led_ctrl = E1000_READ_REG(hw, LEDCTL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
        led_ctrl &= IGP_ACTIVITY_LED_MASK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
        led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   716
        E1000_WRITE_REG(hw, LEDCTL, led_ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
    /* Clear interrupt mask to stop board from generating interrupts */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   720
    DEBUGOUT("Masking off all interrupts\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   721
    E1000_WRITE_REG(hw, IMC, 0xffffffff);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
    /* Clear any pending interrupt events. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
    icr = E1000_READ_REG(hw, ICR);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
    /* If MWI was previously enabled, reenable it. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
    if (hw->mac_type == e1000_82542_rev2_0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
        if (hw->pci_cmd_word & PCI_COMMAND_INVALIDATE)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
            e1000_pci_set_mwi(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
    if (hw->mac_type == e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
        u32 kab = E1000_READ_REG(hw, KABGTXD);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   734
        kab |= E1000_KABGTXD_BGSQLBIAS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
        E1000_WRITE_REG(hw, KABGTXD, kab);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   738
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   742
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
 * Initialize a number of hardware-dependent bits
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
 * hw: Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
 * This function contains hardware limitation workarounds for PCI-E adapters
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
static void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
e1000_initialize_hardware_bits(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
    if ((hw->mac_type >= e1000_82571) && (!hw->initialize_hw_bits_disable)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
        /* Settings common to all PCI-express silicon */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
        u32 reg_ctrl, reg_ctrl_ext;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
        u32 reg_tarc0, reg_tarc1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   757
        u32 reg_tctl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
        u32 reg_txdctl, reg_txdctl1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
        /* link autonegotiation/sync workarounds */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   761
        reg_tarc0 = E1000_READ_REG(hw, TARC0);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   762
        reg_tarc0 &= ~((1 << 30)|(1 << 29)|(1 << 28)|(1 << 27));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   763
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   764
        /* Enable not-done TX descriptor counting */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   765
        reg_txdctl = E1000_READ_REG(hw, TXDCTL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   766
        reg_txdctl |= E1000_TXDCTL_COUNT_DESC;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
        E1000_WRITE_REG(hw, TXDCTL, reg_txdctl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   768
        reg_txdctl1 = E1000_READ_REG(hw, TXDCTL1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   769
        reg_txdctl1 |= E1000_TXDCTL_COUNT_DESC;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
        E1000_WRITE_REG(hw, TXDCTL1, reg_txdctl1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
        switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
            case e1000_82571:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
            case e1000_82572:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
                /* Clear PHY TX compatible mode bits */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   776
                reg_tarc1 = E1000_READ_REG(hw, TARC1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   777
                reg_tarc1 &= ~((1 << 30)|(1 << 29));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
                /* link autonegotiation/sync workarounds */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
                reg_tarc0 |= ((1 << 26)|(1 << 25)|(1 << 24)|(1 << 23));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
                /* TX ring control fixes */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   783
                reg_tarc1 |= ((1 << 26)|(1 << 25)|(1 << 24));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   785
                /* Multiple read bit is reversed polarity */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   786
                reg_tctl = E1000_READ_REG(hw, TCTL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   787
                if (reg_tctl & E1000_TCTL_MULR)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
                    reg_tarc1 &= ~(1 << 28);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
                else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
                    reg_tarc1 |= (1 << 28);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   791
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   792
                E1000_WRITE_REG(hw, TARC1, reg_tarc1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
            case e1000_82573:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   795
                reg_ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   796
                reg_ctrl_ext &= ~(1 << 23);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   797
                reg_ctrl_ext |= (1 << 22);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
                /* TX byte count fix */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
                reg_ctrl = E1000_READ_REG(hw, CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
                reg_ctrl &= ~(1 << 29);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
                E1000_WRITE_REG(hw, CTRL_EXT, reg_ctrl_ext);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
                E1000_WRITE_REG(hw, CTRL, reg_ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
            case e1000_80003es2lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
                /* improve small packet performace for fiber/serdes */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   808
                if ((hw->media_type == e1000_media_type_fiber) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   809
                    (hw->media_type == e1000_media_type_internal_serdes)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
                    reg_tarc0 &= ~(1 << 20);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
                }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
                /* Multiple read bit is reversed polarity */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
                reg_tctl = E1000_READ_REG(hw, TCTL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
                reg_tarc1 = E1000_READ_REG(hw, TARC1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
                if (reg_tctl & E1000_TCTL_MULR)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
                    reg_tarc1 &= ~(1 << 28);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
                else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
                    reg_tarc1 |= (1 << 28);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
                E1000_WRITE_REG(hw, TARC1, reg_tarc1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
            case e1000_ich8lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
                /* Reduce concurrent DMA requests to 3 from 4 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
                if ((hw->revision_id < 3) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
                    ((hw->device_id != E1000_DEV_ID_ICH8_IGP_M_AMT) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
                     (hw->device_id != E1000_DEV_ID_ICH8_IGP_M)))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   828
                    reg_tarc0 |= ((1 << 29)|(1 << 28));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
                reg_ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
                reg_ctrl_ext |= (1 << 22);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
                E1000_WRITE_REG(hw, CTRL_EXT, reg_ctrl_ext);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
                /* workaround TX hang with TSO=on */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
                reg_tarc0 |= ((1 << 27)|(1 << 26)|(1 << 24)|(1 << 23));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
                /* Multiple read bit is reversed polarity */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
                reg_tctl = E1000_READ_REG(hw, TCTL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
                reg_tarc1 = E1000_READ_REG(hw, TARC1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
                if (reg_tctl & E1000_TCTL_MULR)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
                    reg_tarc1 &= ~(1 << 28);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
                else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
                    reg_tarc1 |= (1 << 28);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
                /* workaround TX hang with TSO=on */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   846
                reg_tarc1 |= ((1 << 30)|(1 << 26)|(1 << 24));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
                E1000_WRITE_REG(hw, TARC1, reg_tarc1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
            default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
        E1000_WRITE_REG(hw, TARC0, reg_tarc0);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   858
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   859
 * Performs basic configuration of the adapter.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
 * Assumes that the controller has previously been reset and is in a
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
 * post-reset uninitialized state. Initializes the receive address registers,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
 * multicast table, and VLAN filter table. Calls routines to setup link
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
 * configuration and flow control settings. Clears all on-chip counters. Leaves
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   867
 * the transmit and receive units disabled and uninitialized.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   868
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   870
e1000_init_hw(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
    u32 ctrl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
    u32 i;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
    u32 mta_size;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   876
    u32 reg_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
    u32 ctrl_ext;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   879
    DEBUGFUNC("e1000_init_hw");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   880
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
    /* force full DMA clock frequency for 10/100 on ICH8 A0-B0 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
    if ((hw->mac_type == e1000_ich8lan) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
        ((hw->revision_id < 3) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
         ((hw->device_id != E1000_DEV_ID_ICH8_IGP_M_AMT) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   885
          (hw->device_id != E1000_DEV_ID_ICH8_IGP_M)))) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   886
            reg_data = E1000_READ_REG(hw, STATUS);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
            reg_data &= ~0x80000000;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   888
            E1000_WRITE_REG(hw, STATUS, reg_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   890
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   891
    /* Initialize Identification LED */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   892
    ret_val = e1000_id_led_init(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
    if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   894
        DEBUGOUT("Error Initializing Identification LED\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   895
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   897
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   898
    /* Set the media type and TBI compatibility */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
    e1000_set_media_type(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   900
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   901
    /* Must be called after e1000_set_media_type because media_type is used */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   902
    e1000_initialize_hardware_bits(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   903
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
    /* Disabling VLAN filtering. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
    DEBUGOUT("Initializing the IEEE VLAN\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
    /* VET hardcoded to standard value and VFTA removed in ICH8 LAN */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   907
    if (hw->mac_type != e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   908
        if (hw->mac_type < e1000_82545_rev_3)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
            E1000_WRITE_REG(hw, VET, 0);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
        e1000_clear_vfta(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   912
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   913
    /* For 82542 (rev 2.0), disable MWI and put the receiver into reset */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   914
    if (hw->mac_type == e1000_82542_rev2_0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
        DEBUGOUT("Disabling MWI on 82542 rev 2.0\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
        e1000_pci_clear_mwi(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
        E1000_WRITE_REG(hw, RCTL, E1000_RCTL_RST);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   918
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   919
        msleep(5);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   920
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   921
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   922
    /* Setup the receive address. This involves initializing all of the Receive
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   923
     * Address Registers (RARs 0 - 15).
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   924
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   925
    e1000_init_rx_addrs(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   926
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
    /* For 82542 (rev 2.0), take the receiver out of reset and enable MWI */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   928
    if (hw->mac_type == e1000_82542_rev2_0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
        E1000_WRITE_REG(hw, RCTL, 0);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   930
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   931
        msleep(1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   932
        if (hw->pci_cmd_word & PCI_COMMAND_INVALIDATE)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
            e1000_pci_set_mwi(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   934
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   935
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   936
    /* Zero out the Multicast HASH table */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   937
    DEBUGOUT("Zeroing the MTA\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
    mta_size = E1000_MC_TBL_SIZE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
    if (hw->mac_type == e1000_ich8lan)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
        mta_size = E1000_MC_TBL_SIZE_ICH8LAN;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   941
    for (i = 0; i < mta_size; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   942
        E1000_WRITE_REG_ARRAY(hw, MTA, i, 0);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
        /* use write flush to prevent Memory Write Block (MWB) from
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   944
         * occuring when accessing our register space */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   945
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   946
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   948
    /* Set the PCI priority bit correctly in the CTRL register.  This
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   949
     * determines if the adapter gives priority to receives, or if it
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
     * gives equal priority to transmits and receives.  Valid only on
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   951
     * 82542 and 82543 silicon.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
    if (hw->dma_fairness && hw->mac_type <= e1000_82543) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
        ctrl = E1000_READ_REG(hw, CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
        E1000_WRITE_REG(hw, CTRL, ctrl | E1000_CTRL_PRIOR);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   956
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
    switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   959
    case e1000_82545_rev_3:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   960
    case e1000_82546_rev_3:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   961
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   962
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
        /* Workaround for PCI-X problem when BIOS sets MMRBC incorrectly. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
	if (hw->bus_type == e1000_bus_type_pcix && e1000_pcix_get_mmrbc(hw) > 2048)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   965
		e1000_pcix_set_mmrbc(hw, 2048);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
	break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   967
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   968
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
    /* More time needed for PHY to initialize */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   970
    if (hw->mac_type == e1000_ich8lan)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   971
        msleep(15);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   973
    /* Call a subroutine to configure the link and setup flow control. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
    ret_val = e1000_setup_link(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   975
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   976
    /* Set the transmit descriptor write-back policy */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
    if (hw->mac_type > e1000_82544) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
        ctrl = E1000_READ_REG(hw, TXDCTL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
        ctrl = (ctrl & ~E1000_TXDCTL_WTHRESH) | E1000_TXDCTL_FULL_TX_DESC_WB;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   980
        E1000_WRITE_REG(hw, TXDCTL, ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   981
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   982
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
    if (hw->mac_type == e1000_82573) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   984
        e1000_enable_tx_pkt_filtering(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   985
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   986
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
    switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   988
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
    case e1000_80003es2lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   991
        /* Enable retransmit on late collisions */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   992
        reg_data = E1000_READ_REG(hw, TCTL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   993
        reg_data |= E1000_TCTL_RTLC;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   994
        E1000_WRITE_REG(hw, TCTL, reg_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   995
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   996
        /* Configure Gigabit Carry Extend Padding */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   997
        reg_data = E1000_READ_REG(hw, TCTL_EXT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   998
        reg_data &= ~E1000_TCTL_EXT_GCEX_MASK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   999
        reg_data |= DEFAULT_80003ES2LAN_TCTL_EXT_GCEX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1000
        E1000_WRITE_REG(hw, TCTL_EXT, reg_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1001
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1002
        /* Configure Transmit Inter-Packet Gap */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1003
        reg_data = E1000_READ_REG(hw, TIPG);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1004
        reg_data &= ~E1000_TIPG_IPGT_MASK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1005
        reg_data |= DEFAULT_80003ES2LAN_TIPG_IPGT_1000;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1006
        E1000_WRITE_REG(hw, TIPG, reg_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1007
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
        reg_data = E1000_READ_REG_ARRAY(hw, FFLT, 0x0001);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
        reg_data &= ~0x00100000;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1010
        E1000_WRITE_REG_ARRAY(hw, FFLT, 0x0001, reg_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1011
        /* Fall through */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1012
    case e1000_82571:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1013
    case e1000_82572:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1014
    case e1000_ich8lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1015
        ctrl = E1000_READ_REG(hw, TXDCTL1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1016
        ctrl = (ctrl & ~E1000_TXDCTL_WTHRESH) | E1000_TXDCTL_FULL_TX_DESC_WB;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1017
        E1000_WRITE_REG(hw, TXDCTL1, ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
    if (hw->mac_type == e1000_82573) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1023
        u32 gcr = E1000_READ_REG(hw, GCR);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
        gcr |= E1000_GCR_L1_ACT_WITHOUT_L0S_RX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
        E1000_WRITE_REG(hw, GCR, gcr);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1028
    /* Clear all of the statistics registers (clear on read).  It is
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
     * important that we do this after we have tried to establish link
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
     * because the symbol error count will increment wildly if there
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1031
     * is no link.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1032
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1033
    e1000_clear_hw_cntrs(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
    /* ICH8 No-snoop bits are opposite polarity.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
     * Set to snoop by default after reset. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1037
    if (hw->mac_type == e1000_ich8lan)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
        e1000_set_pci_ex_no_snoop(hw, PCI_EX_82566_SNOOP_ALL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1040
    if (hw->device_id == E1000_DEV_ID_82546GB_QUAD_COPPER ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1041
        hw->device_id == E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1042
        ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1043
        /* Relaxed ordering must be disabled to avoid a parity
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1044
         * error crash in a PCI slot. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1045
        ctrl_ext |= E1000_CTRL_EXT_RO_DIS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1046
        E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1048
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1049
    return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1050
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1051
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
 * Adjust SERDES output amplitude based on EEPROM setting.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1054
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1055
 * hw - Struct containing variables accessed by shared code.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1056
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1057
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1058
e1000_adjust_serdes_amplitude(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1059
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1060
    u16 eeprom_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1061
    s32  ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1062
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
    DEBUGFUNC("e1000_adjust_serdes_amplitude");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1065
    if (hw->media_type != e1000_media_type_internal_serdes)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1066
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1067
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1068
    switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1069
    case e1000_82545_rev_3:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1070
    case e1000_82546_rev_3:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1071
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1072
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1074
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1076
    ret_val = e1000_read_eeprom(hw, EEPROM_SERDES_AMPLITUDE, 1, &eeprom_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1077
    if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1080
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
    if (eeprom_data != EEPROM_RESERVED_WORD) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
        /* Adjust SERDES output amplitude only. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
        eeprom_data &= EEPROM_SERDES_AMPLITUDE_MASK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
        ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_EXT_CTRL, eeprom_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1085
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1086
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1087
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1088
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
 * Configures flow control and link settings.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1096
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1097
 * Determines which flow control settings to use. Calls the apropriate media-
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
 * specific link configuration function. Configures the flow control settings.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1099
 * Assuming the adapter has a valid link partner, a valid link should be
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1100
 * established. Assumes the hardware has previously been reset and the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1101
 * transmitter and receiver are not enabled.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1102
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1104
e1000_setup_link(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1105
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1106
    u32 ctrl_ext;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1107
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
    u16 eeprom_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1109
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
    DEBUGFUNC("e1000_setup_link");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1112
    /* In the case of the phy reset being blocked, we already have a link.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1113
     * We do not have to set it up again. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1114
    if (e1000_check_phy_reset_block(hw))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1115
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1117
    /* Read and store word 0x0F of the EEPROM. This word contains bits
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
     * that determine the hardware's default PAUSE (flow control) mode,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1119
     * a bit that determines whether the HW defaults to enabling or
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1120
     * disabling auto-negotiation, and the direction of the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1121
     * SW defined pins. If there is no SW over-ride of the flow
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1122
     * control setting, then the variable hw->fc will
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1123
     * be initialized based on a value in the EEPROM.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1124
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1125
    if (hw->fc == E1000_FC_DEFAULT) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1126
        switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1127
        case e1000_ich8lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
        case e1000_82573:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1129
            hw->fc = E1000_FC_FULL;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1130
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1131
        default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1132
            ret_val = e1000_read_eeprom(hw, EEPROM_INIT_CONTROL2_REG,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1133
                                        1, &eeprom_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
            if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1135
                DEBUGOUT("EEPROM Read Error\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1136
                return -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1138
            if ((eeprom_data & EEPROM_WORD0F_PAUSE_MASK) == 0)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1139
                hw->fc = E1000_FC_NONE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
            else if ((eeprom_data & EEPROM_WORD0F_PAUSE_MASK) ==
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1141
                    EEPROM_WORD0F_ASM_DIR)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1142
                hw->fc = E1000_FC_TX_PAUSE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1143
            else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1144
                hw->fc = E1000_FC_FULL;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1145
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1146
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1147
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1148
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
    /* We want to save off the original Flow Control configuration just
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
     * in case we get disconnected and then reconnected into a different
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1151
     * hub or switch with different Flow Control capabilities.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1152
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1153
    if (hw->mac_type == e1000_82542_rev2_0)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
        hw->fc &= (~E1000_FC_TX_PAUSE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1155
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1156
    if ((hw->mac_type < e1000_82543) && (hw->report_tx_early == 1))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1157
        hw->fc &= (~E1000_FC_RX_PAUSE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1158
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1159
    hw->original_fc = hw->fc;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1160
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1161
    DEBUGOUT1("After fix-ups FlowControl is now = %x\n", hw->fc);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1162
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1163
    /* Take the 4 bits from EEPROM word 0x0F that determine the initial
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
     * polarity value for the SW controlled pins, and setup the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1165
     * Extended Device Control reg with that info.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1166
     * This is needed because one of the SW controlled pins is used for
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1167
     * signal detection.  So this should be done before e1000_setup_pcs_link()
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1168
     * or e1000_phy_setup() is called.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1169
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1170
    if (hw->mac_type == e1000_82543) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1171
        ret_val = e1000_read_eeprom(hw, EEPROM_INIT_CONTROL2_REG,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
                                    1, &eeprom_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1173
        if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1174
            DEBUGOUT("EEPROM Read Error\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1175
            return -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1176
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1177
        ctrl_ext = ((eeprom_data & EEPROM_WORD0F_SWPDIO_EXT) <<
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1178
                    SWDPIO__EXT_SHIFT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1179
        E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1180
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1181
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1182
    /* Call the necessary subroutine to configure the link. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1183
    ret_val = (hw->media_type == e1000_media_type_copper) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1184
              e1000_setup_copper_link(hw) :
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1185
              e1000_setup_fiber_serdes_link(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1186
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1187
    /* Initialize the flow control address, type, and PAUSE timer
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1188
     * registers to their default values.  This is done even if flow
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1189
     * control is disabled, because it does not hurt anything to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1190
     * initialize these registers.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1191
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1192
    DEBUGOUT("Initializing the Flow Control address, type and timer regs\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1193
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1194
    /* FCAL/H and FCT are hardcoded to standard values in e1000_ich8lan. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1195
    if (hw->mac_type != e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1196
        E1000_WRITE_REG(hw, FCT, FLOW_CONTROL_TYPE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1197
        E1000_WRITE_REG(hw, FCAH, FLOW_CONTROL_ADDRESS_HIGH);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1198
        E1000_WRITE_REG(hw, FCAL, FLOW_CONTROL_ADDRESS_LOW);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1199
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1200
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1201
    E1000_WRITE_REG(hw, FCTTV, hw->fc_pause_time);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1202
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1203
    /* Set the flow control receive threshold registers.  Normally,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1204
     * these registers will be set to a default threshold that may be
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1205
     * adjusted later by the driver's runtime code.  However, if the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1206
     * ability to transmit pause frames in not enabled, then these
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1207
     * registers will be set to 0.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1208
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1209
    if (!(hw->fc & E1000_FC_TX_PAUSE)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1210
        E1000_WRITE_REG(hw, FCRTL, 0);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1211
        E1000_WRITE_REG(hw, FCRTH, 0);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1212
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
        /* We need to set up the Receive Threshold high and low water marks
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
         * as well as (optionally) enabling the transmission of XON frames.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1215
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1216
        if (hw->fc_send_xon) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
            E1000_WRITE_REG(hw, FCRTL, (hw->fc_low_water | E1000_FCRTL_XONE));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
            E1000_WRITE_REG(hw, FCRTH, hw->fc_high_water);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1219
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1220
            E1000_WRITE_REG(hw, FCRTL, hw->fc_low_water);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
            E1000_WRITE_REG(hw, FCRTH, hw->fc_high_water);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1223
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1224
    return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1225
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1226
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
 * Sets up link for a fiber based or serdes based adapter
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1232
 * Manipulates Physical Coding Sublayer functions in order to configure
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1233
 * link. Assumes the hardware has been previously reset and the transmitter
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
 * and receiver are not enabled.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1235
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1236
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1237
e1000_setup_fiber_serdes_link(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
    u32 ctrl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1240
    u32 status;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1241
    u32 txcw = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1242
    u32 i;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
    u32 signal = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1245
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1246
    DEBUGFUNC("e1000_setup_fiber_serdes_link");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1247
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1248
    /* On 82571 and 82572 Fiber connections, SerDes loopback mode persists
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1249
     * until explicitly turned off or a power cycle is performed.  A read to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1250
     * the register does not indicate its status.  Therefore, we ensure
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1251
     * loopback mode is disabled during initialization.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1252
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1253
    if (hw->mac_type == e1000_82571 || hw->mac_type == e1000_82572)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
        E1000_WRITE_REG(hw, SCTL, E1000_DISABLE_SERDES_LOOPBACK);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1256
    /* On adapters with a MAC newer than 82544, SWDP 1 will be
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1257
     * set when the optics detect a signal. On older adapters, it will be
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1258
     * cleared when there is a signal.  This applies to fiber media only.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1259
     * If we're on serdes media, adjust the output amplitude to value
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1260
     * set in the EEPROM.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1261
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1262
    ctrl = E1000_READ_REG(hw, CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
    if (hw->media_type == e1000_media_type_fiber)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1264
        signal = (hw->mac_type > e1000_82544) ? E1000_CTRL_SWDPIN1 : 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1265
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1266
    ret_val = e1000_adjust_serdes_amplitude(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1267
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1268
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1269
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1270
    /* Take the link out of reset */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
    ctrl &= ~(E1000_CTRL_LRST);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1272
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1273
    /* Adjust VCO speed to improve BER performance */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1274
    ret_val = e1000_set_vco_speed(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1275
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1276
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1277
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1278
    e1000_config_collision_dist(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1279
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
    /* Check for a software override of the flow control settings, and setup
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
     * the device accordingly.  If auto-negotiation is enabled, then software
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1282
     * will have to set the "PAUSE" bits to the correct value in the Tranmsit
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1283
     * Config Word Register (TXCW) and re-start auto-negotiation.  However, if
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1284
     * auto-negotiation is disabled, then software will have to manually
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1285
     * configure the two flow control enable bits in the CTRL register.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1286
     *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1287
     * The possible values of the "fc" parameter are:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1288
     *      0:  Flow control is completely disabled
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1289
     *      1:  Rx flow control is enabled (we can receive pause frames, but
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1290
     *          not send pause frames).
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1291
     *      2:  Tx flow control is enabled (we can send pause frames but we do
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1292
     *          not support receiving pause frames).
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
     *      3:  Both Rx and TX flow control (symmetric) are enabled.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1294
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1295
    switch (hw->fc) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1296
    case E1000_FC_NONE:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1297
        /* Flow control is completely disabled by a software over-ride. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1298
        txcw = (E1000_TXCW_ANE | E1000_TXCW_FD);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1299
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1300
    case E1000_FC_RX_PAUSE:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1301
        /* RX Flow control is enabled and TX Flow control is disabled by a
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1302
         * software over-ride. Since there really isn't a way to advertise
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1303
         * that we are capable of RX Pause ONLY, we will advertise that we
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
         * support both symmetric and asymmetric RX PAUSE. Later, we will
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1305
         *  disable the adapter's ability to send PAUSE frames.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1306
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
        txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_PAUSE_MASK);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1308
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
    case E1000_FC_TX_PAUSE:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
        /* TX Flow control is enabled, and RX Flow control is disabled, by a
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
         * software over-ride.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
        txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_ASM_DIR);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1315
    case E1000_FC_FULL:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1316
        /* Flow control (both RX and TX) is enabled by a software over-ride. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1317
        txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_PAUSE_MASK);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1318
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1319
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1320
        DEBUGOUT("Flow control param set incorrectly\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
        return -E1000_ERR_CONFIG;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1323
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1324
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
    /* Since auto-negotiation is enabled, take the link out of reset (the link
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
     * will be in reset, because we previously reset the chip). This will
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
     * restart auto-negotiation.  If auto-neogtiation is successful then the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1328
     * link-up status bit will be set and the flow control enable bits (RFCE
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
     * and TFCE) will be set according to their negotiated value.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1330
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
    DEBUGOUT("Auto-negotiation enabled\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1332
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1333
    E1000_WRITE_REG(hw, TXCW, txcw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
    E1000_WRITE_REG(hw, CTRL, ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1335
    E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
    hw->txcw = txcw;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1338
    msleep(1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1339
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1340
    /* If we have a signal (the cable is plugged in) then poll for a "Link-Up"
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
     * indication in the Device Status Register.  Time-out if a link isn't
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
     * seen in 500 milliseconds seconds (Auto-negotiation should complete in
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
     * less than 500 milliseconds even if the other end is doing it in SW).
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
     * For internal serdes, we just assume a signal is present, then poll.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1345
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1346
    if (hw->media_type == e1000_media_type_internal_serdes ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1347
       (E1000_READ_REG(hw, CTRL) & E1000_CTRL_SWDPIN1) == signal) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1348
        DEBUGOUT("Looking for Link\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1349
        for (i = 0; i < (LINK_UP_TIMEOUT / 10); i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
            msleep(10);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1351
            status = E1000_READ_REG(hw, STATUS);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1352
            if (status & E1000_STATUS_LU) break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1353
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1354
        if (i == (LINK_UP_TIMEOUT / 10)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1355
            DEBUGOUT("Never got a valid link from auto-neg!!!\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1356
            hw->autoneg_failed = 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1357
            /* AutoNeg failed to achieve a link, so we'll call
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1358
             * e1000_check_for_link. This routine will force the link up if
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1359
             * we detect a signal. This will allow us to communicate with
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1360
             * non-autonegotiating link partners.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1361
             */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
            ret_val = e1000_check_for_link(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
            if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
                DEBUGOUT("Error while checking for link\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1366
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
            hw->autoneg_failed = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
            hw->autoneg_failed = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
            DEBUGOUT("Valid Link Found\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1371
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1372
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1373
        DEBUGOUT("No Signal Detected\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1374
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1375
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1376
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1379
* Make sure we have a valid PHY and change PHY mode before link setup.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1381
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1382
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1384
e1000_copper_link_preconfig(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
    u32 ctrl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1387
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
    DEBUGFUNC("e1000_copper_link_preconfig");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1392
    ctrl = E1000_READ_REG(hw, CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1393
    /* With 82543, we need to force speed and duplex on the MAC equal to what
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
     * the PHY speed and duplex configuration is. In addition, we need to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1395
     * perform a hardware reset on the PHY to take it out of reset.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1396
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1397
    if (hw->mac_type > e1000_82543) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1398
        ctrl |= E1000_CTRL_SLU;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
        ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
        E1000_WRITE_REG(hw, CTRL, ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1401
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1402
        ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX | E1000_CTRL_SLU);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
        E1000_WRITE_REG(hw, CTRL, ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1404
        ret_val = e1000_phy_hw_reset(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1406
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1408
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
    /* Make sure we have a valid PHY */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1410
    ret_val = e1000_detect_gig_phy(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1411
    if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1412
        DEBUGOUT("Error, did not detect valid phy.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1413
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1415
    DEBUGOUT1("Phy ID = %x \n", hw->phy_id);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1417
    /* Set PHY to class A mode (if necessary) */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1418
    ret_val = e1000_set_phy_mode(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1419
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1420
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1421
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1422
    if ((hw->mac_type == e1000_82545_rev_3) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1423
       (hw->mac_type == e1000_82546_rev_3)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1424
        ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1425
        phy_data |= 0x00000008;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1426
        ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1427
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1428
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
    if (hw->mac_type <= e1000_82543 ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1430
        hw->mac_type == e1000_82541 || hw->mac_type == e1000_82547 ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1431
        hw->mac_type == e1000_82541_rev_2 || hw->mac_type == e1000_82547_rev_2)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
        hw->phy_reset_disable = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1433
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1434
   return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1435
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1436
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1437
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1438
/********************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
* Copper link setup for e1000_phy_igp series.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1440
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1442
*********************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1444
e1000_copper_link_igp_setup(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1446
    u32 led_ctrl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1448
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1449
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
    DEBUGFUNC("e1000_copper_link_igp_setup");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1451
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1452
    if (hw->phy_reset_disable)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1455
    ret_val = e1000_phy_reset(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1456
    if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
        DEBUGOUT("Error Resetting the PHY\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1460
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1461
    /* Wait 15ms for MAC to configure PHY from eeprom settings */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1462
    msleep(15);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
    if (hw->mac_type != e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1464
    /* Configure activity LED after PHY reset */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1465
    led_ctrl = E1000_READ_REG(hw, LEDCTL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1466
    led_ctrl &= IGP_ACTIVITY_LED_MASK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1467
    led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1468
    E1000_WRITE_REG(hw, LEDCTL, led_ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1469
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
    /* The NVM settings will configure LPLU in D3 for IGP2 and IGP3 PHYs */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1472
    if (hw->phy_type == e1000_phy_igp) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1473
        /* disable lplu d3 during driver init */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1474
        ret_val = e1000_set_d3_lplu_state(hw, false);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1475
        if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1476
            DEBUGOUT("Error Disabling LPLU D3\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1477
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1478
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1479
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1480
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1481
    /* disable lplu d0 during driver init */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1482
    ret_val = e1000_set_d0_lplu_state(hw, false);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1483
    if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1484
        DEBUGOUT("Error Disabling LPLU D0\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1485
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1486
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1487
    /* Configure mdi-mdix settings */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
    ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1492
    if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1493
        hw->dsp_config_state = e1000_dsp_config_disabled;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
        /* Force MDI for earlier revs of the IGP PHY */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
        phy_data &= ~(IGP01E1000_PSCR_AUTO_MDIX | IGP01E1000_PSCR_FORCE_MDI_MDIX);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
        hw->mdix = 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1497
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1498
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1499
        hw->dsp_config_state = e1000_dsp_config_enabled;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1500
        phy_data &= ~IGP01E1000_PSCR_AUTO_MDIX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1501
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1502
        switch (hw->mdix) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
        case 1:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
            phy_data &= ~IGP01E1000_PSCR_FORCE_MDI_MDIX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1505
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
        case 2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1507
            phy_data |= IGP01E1000_PSCR_FORCE_MDI_MDIX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1508
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
        case 0:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1510
        default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1511
            phy_data |= IGP01E1000_PSCR_AUTO_MDIX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1513
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1515
    ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1518
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1519
    /* set auto-master slave resolution settings */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1520
    if (hw->autoneg) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
        e1000_ms_type phy_ms_setting = hw->master_slave;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
        if (hw->ffe_config_state == e1000_ffe_config_active)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1524
            hw->ffe_config_state = e1000_ffe_config_enabled;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1525
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1526
        if (hw->dsp_config_state == e1000_dsp_config_activated)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
            hw->dsp_config_state = e1000_dsp_config_enabled;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1528
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1529
        /* when autonegotiation advertisment is only 1000Mbps then we
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1530
          * should disable SmartSpeed and enable Auto MasterSlave
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
          * resolution as hardware default. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1532
        if (hw->autoneg_advertised == ADVERTISE_1000_FULL) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1533
            /* Disable SmartSpeed */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1534
            ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1535
                                         &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1536
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1537
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1538
            phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1539
            ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
                                          phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1541
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1542
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1543
            /* Set auto Master/Slave resolution process */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1544
            ret_val = e1000_read_phy_reg(hw, PHY_1000T_CTRL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1545
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1546
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1547
            phy_data &= ~CR_1000T_MS_ENABLE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
            ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1549
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1553
        ret_val = e1000_read_phy_reg(hw, PHY_1000T_CTRL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1557
        /* load defaults for future use */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1558
        hw->original_master_slave = (phy_data & CR_1000T_MS_ENABLE) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1559
                                        ((phy_data & CR_1000T_MS_VALUE) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1560
                                         e1000_ms_force_master :
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1561
                                         e1000_ms_force_slave) :
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1562
                                         e1000_ms_auto;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1563
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1564
        switch (phy_ms_setting) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
        case e1000_ms_force_master:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1566
            phy_data |= (CR_1000T_MS_ENABLE | CR_1000T_MS_VALUE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1567
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
        case e1000_ms_force_slave:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
            phy_data |= CR_1000T_MS_ENABLE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1570
            phy_data &= ~(CR_1000T_MS_VALUE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1571
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
        case e1000_ms_auto:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
            phy_data &= ~CR_1000T_MS_ENABLE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1574
            default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1576
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1577
        ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1578
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1579
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1580
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1581
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1583
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1585
/********************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
* Copper link setup for e1000_phy_gg82563 series.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1587
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1588
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1589
*********************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1590
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1591
e1000_copper_link_ggp_setup(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1592
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1593
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1594
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
    u32 reg_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1596
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1597
    DEBUGFUNC("e1000_copper_link_ggp_setup");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
    if (!hw->phy_reset_disable) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1600
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
        /* Enable CRS on TX for half-duplex operation. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1602
        ret_val = e1000_read_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1603
                                     &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1604
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1606
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1607
        phy_data |= GG82563_MSCR_ASSERT_CRS_ON_TX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
        /* Use 25MHz for both link down and 1000BASE-T for Tx clock */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1609
        phy_data |= GG82563_MSCR_TX_CLK_1000MBPS_25MHZ;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1610
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1611
        ret_val = e1000_write_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1612
                                      phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1613
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1614
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1615
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1616
        /* Options:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1617
         *   MDI/MDI-X = 0 (default)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
         *   0 - Auto for all speeds
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
         *   1 - MDI mode
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1620
         *   2 - MDI-X mode
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1621
         *   3 - Auto for 1000Base-T only (MDI-X for 10/100Base-T modes)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1622
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1623
        ret_val = e1000_read_phy_reg(hw, GG82563_PHY_SPEC_CTRL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1627
        phy_data &= ~GG82563_PSCR_CROSSOVER_MODE_MASK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1628
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1629
        switch (hw->mdix) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
        case 1:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
            phy_data |= GG82563_PSCR_CROSSOVER_MODE_MDI;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1633
        case 2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
            phy_data |= GG82563_PSCR_CROSSOVER_MODE_MDIX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1635
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
        case 0:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
        default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
            phy_data |= GG82563_PSCR_CROSSOVER_MODE_AUTO;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1639
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1640
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1641
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
        /* Options:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1643
         *   disable_polarity_correction = 0 (default)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
         *       Automatic Correction for Reversed Cable Polarity
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
         *   0 - Disabled
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1646
         *   1 - Enabled
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1647
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
        phy_data &= ~GG82563_PSCR_POLARITY_REVERSAL_DISABLE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
        if (hw->disable_polarity_correction == 1)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
            phy_data |= GG82563_PSCR_POLARITY_REVERSAL_DISABLE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
        ret_val = e1000_write_phy_reg(hw, GG82563_PHY_SPEC_CTRL, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1653
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1654
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
        /* SW Reset the PHY so all changes take effect */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
        ret_val = e1000_phy_reset(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1658
        if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1659
            DEBUGOUT("Error Resetting the PHY\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1661
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
    } /* phy_reset_disable */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
    if (hw->mac_type == e1000_80003es2lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1665
        /* Bypass RX and TX FIFO's */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1666
        ret_val = e1000_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_FIFO_CTRL,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1667
                                       E1000_KUMCTRLSTA_FIFO_CTRL_RX_BYPASS |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1668
                                       E1000_KUMCTRLSTA_FIFO_CTRL_TX_BYPASS);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1669
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1671
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
        ret_val = e1000_read_phy_reg(hw, GG82563_PHY_SPEC_CTRL_2, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1675
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1676
        phy_data &= ~GG82563_PSCR2_REVERSE_AUTO_NEG;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
        ret_val = e1000_write_phy_reg(hw, GG82563_PHY_SPEC_CTRL_2, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1679
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1682
        reg_data = E1000_READ_REG(hw, CTRL_EXT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1683
        reg_data &= ~(E1000_CTRL_EXT_LINK_MODE_MASK);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
        E1000_WRITE_REG(hw, CTRL_EXT, reg_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1685
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1686
        ret_val = e1000_read_phy_reg(hw, GG82563_PHY_PWR_MGMT_CTRL,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1687
                                          &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1689
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1690
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1691
        /* Do not init these registers when the HW is in IAMT mode, since the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1692
         * firmware will have already initialized them.  We only initialize
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
         * them if the HW is not in IAMT mode.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1694
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
        if (!e1000_check_mng_mode(hw)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
            /* Enable Electrical Idle on the PHY */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1697
            phy_data |= GG82563_PMCR_ENABLE_ELECTRICAL_IDLE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
            ret_val = e1000_write_phy_reg(hw, GG82563_PHY_PWR_MGMT_CTRL,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1699
                                          phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1700
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1703
            ret_val = e1000_read_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1704
                                         &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1706
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1707
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1708
            phy_data &= ~GG82563_KMCR_PASS_FALSE_CARRIER;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1709
            ret_val = e1000_write_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1710
                                          phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1711
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1712
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1713
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1714
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1716
        /* Workaround: Disable padding in Kumeran interface in the MAC
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1717
         * and in the PHY to avoid CRC errors.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1719
        ret_val = e1000_read_phy_reg(hw, GG82563_PHY_INBAND_CTRL,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1720
                                     &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1721
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1722
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1723
        phy_data |= GG82563_ICR_DIS_PADDING;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1724
        ret_val = e1000_write_phy_reg(hw, GG82563_PHY_INBAND_CTRL,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1725
                                      phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1726
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1727
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1728
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1729
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1731
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
/********************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1734
* Copper link setup for e1000_phy_m88 series.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1736
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1737
*********************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1738
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
e1000_copper_link_mgp_setup(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1743
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
    DEBUGFUNC("e1000_copper_link_mgp_setup");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1745
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1746
    if (hw->phy_reset_disable)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
    /* Enable CRS on TX. This must be set for half-duplex operation. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
    ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1751
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1752
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
    phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1755
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1756
    /* Options:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
     *   MDI/MDI-X = 0 (default)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1758
     *   0 - Auto for all speeds
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1759
     *   1 - MDI mode
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
     *   2 - MDI-X mode
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1761
     *   3 - Auto for 1000Base-T only (MDI-X for 10/100Base-T modes)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1762
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1763
    phy_data &= ~M88E1000_PSCR_AUTO_X_MODE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1764
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1765
    switch (hw->mdix) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
    case 1:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
        phy_data |= M88E1000_PSCR_MDI_MANUAL_MODE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1769
    case 2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1770
        phy_data |= M88E1000_PSCR_MDIX_MANUAL_MODE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
    case 3:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
        phy_data |= M88E1000_PSCR_AUTO_X_1000T;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
    case 0:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1777
        phy_data |= M88E1000_PSCR_AUTO_X_MODE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1778
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1779
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
    /* Options:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1782
     *   disable_polarity_correction = 0 (default)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1783
     *       Automatic Correction for Reversed Cable Polarity
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1784
     *   0 - Disabled
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
     *   1 - Enabled
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1787
    phy_data &= ~M88E1000_PSCR_POLARITY_REVERSAL;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
    if (hw->disable_polarity_correction == 1)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1789
        phy_data |= M88E1000_PSCR_POLARITY_REVERSAL;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1791
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1792
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
    if (hw->phy_revision < M88E1011_I_REV_4) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1795
        /* Force TX_CLK in the Extended PHY Specific Control Register
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1796
         * to 25MHz clock.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1797
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1798
        ret_val = e1000_read_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1799
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1801
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1802
        phy_data |= M88E1000_EPSCR_TX_CLK_25;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1804
        if ((hw->phy_revision == E1000_REVISION_2) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1805
            (hw->phy_id == M88E1111_I_PHY_ID)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1806
            /* Vidalia Phy, set the downshift counter to 5x */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1807
            phy_data &= ~(M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1808
            phy_data |= M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1809
            ret_val = e1000_write_phy_reg(hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1810
                                        M88E1000_EXT_PHY_SPEC_CTRL, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1811
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1813
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1814
            /* Configure Master and Slave downshift values */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1815
            phy_data &= ~(M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1816
                              M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1817
            phy_data |= (M88E1000_EPSCR_MASTER_DOWNSHIFT_1X |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1818
                             M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
            ret_val = e1000_write_phy_reg(hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
                                        M88E1000_EXT_PHY_SPEC_CTRL, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1821
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
               return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1823
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1824
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1825
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
    /* SW Reset the PHY so all changes take effect */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1827
    ret_val = e1000_phy_reset(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1828
    if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
        DEBUGOUT("Error Resetting the PHY\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1832
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1833
   return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1834
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1835
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1836
/********************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1837
* Setup auto-negotiation and flow control advertisements,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1838
* and then perform auto-negotiation.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1840
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1841
*********************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1842
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
e1000_copper_link_autoneg(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1844
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1846
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1848
    DEBUGFUNC("e1000_copper_link_autoneg");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1849
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1850
    /* Perform some bounds checking on the hw->autoneg_advertised
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1851
     * parameter.  If this variable is zero, then set it to the default.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1853
    hw->autoneg_advertised &= AUTONEG_ADVERTISE_SPEED_DEFAULT;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1854
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1855
    /* If autoneg_advertised is zero, we assume it was not defaulted
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1856
     * by the calling code so we set to advertise full capability.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1858
    if (hw->autoneg_advertised == 0)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
        hw->autoneg_advertised = AUTONEG_ADVERTISE_SPEED_DEFAULT;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1861
    /* IFE phy only supports 10/100 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1862
    if (hw->phy_type == e1000_phy_ife)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1863
        hw->autoneg_advertised &= AUTONEG_ADVERTISE_10_100_ALL;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1864
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1865
    DEBUGOUT("Reconfiguring auto-neg advertisement params\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1866
    ret_val = e1000_phy_setup_autoneg(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1867
    if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
        DEBUGOUT("Error Setting up Auto-Negotiation\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1869
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1870
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
    DEBUGOUT("Restarting Auto-Neg\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1872
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1873
    /* Restart auto-negotiation by setting the Auto Neg Enable bit and
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1874
     * the Auto Neg Restart bit in the PHY control register.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1875
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1876
    ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1877
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1878
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1880
    phy_data |= (MII_CR_AUTO_NEG_EN | MII_CR_RESTART_AUTO_NEG);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1881
    ret_val = e1000_write_phy_reg(hw, PHY_CTRL, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1882
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1883
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1885
    /* Does the user want to wait for Auto-Neg to complete here, or
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1886
     * check at a later time (for example, callback routine).
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
    if (hw->wait_autoneg_complete) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
        ret_val = e1000_wait_autoneg(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1890
        if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1891
            DEBUGOUT("Error while waiting for autoneg to complete\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1892
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1893
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1894
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1895
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1896
    hw->get_link_status = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1897
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1898
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1899
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1900
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1901
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
* Config the MAC and the PHY after link is up.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1903
*   1) Set up the MAC to the current PHY speed/duplex
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1904
*      if we are on 82543.  If we
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1905
*      are on newer silicon, we only need to configure
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1906
*      collision distance in the Transmit Control Register.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
*   2) Set up flow control on the MAC to that established with
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1908
*      the link partner.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
*   3) Config DSP to improve Gigabit link quality for some PHY revisions.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1910
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1913
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1914
e1000_copper_link_postconfig(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1915
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1916
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1917
    DEBUGFUNC("e1000_copper_link_postconfig");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1918
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1919
    if (hw->mac_type >= e1000_82544) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1920
        e1000_config_collision_dist(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1922
        ret_val = e1000_config_mac_to_phy(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1923
        if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1924
            DEBUGOUT("Error configuring MAC to PHY settings\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1925
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1927
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
    ret_val = e1000_config_fc_after_link_up(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
    if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1930
        DEBUGOUT("Error Configuring Flow Control\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1931
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1933
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1934
    /* Config DSP to improve Giga link quality */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
    if (hw->phy_type == e1000_phy_igp) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1936
        ret_val = e1000_config_dsp_after_link_change(hw, true);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1937
        if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1938
            DEBUGOUT("Error Configuring DSP after link up\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1939
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1940
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1941
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1942
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1943
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1945
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1946
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1947
* Detects which PHY is present and setup the speed and duplex
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1950
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1951
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
e1000_setup_copper_link(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1954
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1955
    u16 i;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
    u16 reg_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
    DEBUGFUNC("e1000_setup_copper_link");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1960
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
    switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
    case e1000_80003es2lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1963
    case e1000_ich8lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1964
        /* Set the mac to wait the maximum time between each
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1965
         * iteration and increase the max iterations when
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1966
         * polling the phy; this fixes erroneous timeouts at 10Mbps. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1967
        ret_val = e1000_write_kmrn_reg(hw, GG82563_REG(0x34, 4), 0xFFFF);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1968
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1969
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1970
        ret_val = e1000_read_kmrn_reg(hw, GG82563_REG(0x34, 9), &reg_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1972
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1973
        reg_data |= 0x3F;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1974
        ret_val = e1000_write_kmrn_reg(hw, GG82563_REG(0x34, 9), reg_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1975
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1977
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1978
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1981
    /* Check if it is a valid PHY and set PHY mode if necessary. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1982
    ret_val = e1000_copper_link_preconfig(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1983
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1985
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
    switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1987
    case e1000_80003es2lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1988
        /* Kumeran registers are written-only */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1989
        reg_data = E1000_KUMCTRLSTA_INB_CTRL_LINK_STATUS_TX_TIMEOUT_DEFAULT;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1990
        reg_data |= E1000_KUMCTRLSTA_INB_CTRL_DIS_PADDING;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1991
        ret_val = e1000_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_INB_CTRL,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1992
                                       reg_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1994
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1995
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1996
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1998
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1999
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
    if (hw->phy_type == e1000_phy_igp ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2001
        hw->phy_type == e1000_phy_igp_3 ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2002
        hw->phy_type == e1000_phy_igp_2) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2003
        ret_val = e1000_copper_link_igp_setup(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2004
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2005
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2006
    } else if (hw->phy_type == e1000_phy_m88) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
        ret_val = e1000_copper_link_mgp_setup(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2008
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2010
    } else if (hw->phy_type == e1000_phy_gg82563) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2011
        ret_val = e1000_copper_link_ggp_setup(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2012
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2013
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2014
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2015
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
    if (hw->autoneg) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2017
        /* Setup autoneg and flow control advertisement
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2018
          * and perform autonegotiation */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2019
        ret_val = e1000_copper_link_autoneg(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2020
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2021
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2022
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2023
        /* PHY will be set to 10H, 10F, 100H,or 100F
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2024
          * depending on value from forced_speed_duplex. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2025
        DEBUGOUT("Forcing speed and duplex\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2026
        ret_val = e1000_phy_force_speed_duplex(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2027
        if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2028
            DEBUGOUT("Error Forcing Speed and Duplex\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2029
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2030
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2031
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
    /* Check link status. Wait up to 100 microseconds for link to become
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
     * valid.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2035
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2036
    for (i = 0; i < 10; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2037
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2038
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2039
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2040
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2041
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2044
        if (phy_data & MII_SR_LINK_STATUS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
            /* Config the MAC and PHY after link is up */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
            ret_val = e1000_copper_link_postconfig(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2047
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2048
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2049
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
            DEBUGOUT("Valid link established!!!\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
            return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2052
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
        udelay(10);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2054
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
    DEBUGOUT("Unable to establish link!!!\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2057
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2058
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2059
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2060
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2061
* Configure the MAC-to-PHY interface for 10/100Mbps
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2063
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2065
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2066
e1000_configure_kmrn_for_10_100(struct e1000_hw *hw, u16 duplex)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2067
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2068
    s32 ret_val = E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2069
    u32 tipg;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
    u16 reg_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2071
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2072
    DEBUGFUNC("e1000_configure_kmrn_for_10_100");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2074
    reg_data = E1000_KUMCTRLSTA_HD_CTRL_10_100_DEFAULT;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2075
    ret_val = e1000_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_HD_CTRL,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2076
                                   reg_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2077
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2078
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2079
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2080
    /* Configure Transmit Inter-Packet Gap */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2081
    tipg = E1000_READ_REG(hw, TIPG);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
    tipg &= ~E1000_TIPG_IPGT_MASK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2083
    tipg |= DEFAULT_80003ES2LAN_TIPG_IPGT_10_100;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2084
    E1000_WRITE_REG(hw, TIPG, tipg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2086
    ret_val = e1000_read_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, &reg_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2087
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2089
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2090
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2091
    if (duplex == HALF_DUPLEX)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2092
        reg_data |= GG82563_KMCR_PASS_FALSE_CARRIER;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
    else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
        reg_data &= ~GG82563_KMCR_PASS_FALSE_CARRIER;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2095
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
    ret_val = e1000_write_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, reg_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2097
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2098
    return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2099
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2100
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2101
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2102
e1000_configure_kmrn_for_1000(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2104
    s32 ret_val = E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
    u16 reg_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2106
    u32 tipg;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2107
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2108
    DEBUGFUNC("e1000_configure_kmrn_for_1000");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2109
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2110
    reg_data = E1000_KUMCTRLSTA_HD_CTRL_1000_DEFAULT;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
    ret_val = e1000_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_HD_CTRL,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2112
                                   reg_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2114
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2115
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2116
    /* Configure Transmit Inter-Packet Gap */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2117
    tipg = E1000_READ_REG(hw, TIPG);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2118
    tipg &= ~E1000_TIPG_IPGT_MASK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2119
    tipg |= DEFAULT_80003ES2LAN_TIPG_IPGT_1000;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
    E1000_WRITE_REG(hw, TIPG, tipg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2121
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2122
    ret_val = e1000_read_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, &reg_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2125
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2126
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
    reg_data &= ~GG82563_KMCR_PASS_FALSE_CARRIER;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
    ret_val = e1000_write_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, reg_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
    return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2133
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
* Configures PHY autoneg and flow control advertisement settings
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2135
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2137
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2138
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2139
e1000_phy_setup_autoneg(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2140
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2141
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2142
    u16 mii_autoneg_adv_reg;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
    u16 mii_1000t_ctrl_reg;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
    DEBUGFUNC("e1000_phy_setup_autoneg");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
    /* Read the MII Auto-Neg Advertisement Register (Address 4). */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
    ret_val = e1000_read_phy_reg(hw, PHY_AUTONEG_ADV, &mii_autoneg_adv_reg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2151
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
    if (hw->phy_type != e1000_phy_ife) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
        /* Read the MII 1000Base-T Control Register (Address 9). */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
        ret_val = e1000_read_phy_reg(hw, PHY_1000T_CTRL, &mii_1000t_ctrl_reg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
    } else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
        mii_1000t_ctrl_reg=0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2160
    /* Need to parse both autoneg_advertised and fc and set up
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2161
     * the appropriate PHY registers.  First we will parse for
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2162
     * autoneg_advertised software override.  Since we can advertise
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
     * a plethora of combinations, we need to check each bit
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2164
     * individually.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2167
    /* First we clear all the 10/100 mb speed bits in the Auto-Neg
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2168
     * Advertisement Register (Address 4) and the 1000 mb speed bits in
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2169
     * the  1000Base-T Control Register (Address 9).
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2170
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2171
    mii_autoneg_adv_reg &= ~REG4_SPEED_MASK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2172
    mii_1000t_ctrl_reg &= ~REG9_SPEED_MASK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2173
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2174
    DEBUGOUT1("autoneg_advertised %x\n", hw->autoneg_advertised);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2176
    /* Do we want to advertise 10 Mb Half Duplex? */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
    if (hw->autoneg_advertised & ADVERTISE_10_HALF) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2178
        DEBUGOUT("Advertise 10mb Half duplex\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2179
        mii_autoneg_adv_reg |= NWAY_AR_10T_HD_CAPS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2180
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2182
    /* Do we want to advertise 10 Mb Full Duplex? */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2183
    if (hw->autoneg_advertised & ADVERTISE_10_FULL) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2184
        DEBUGOUT("Advertise 10mb Full duplex\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
        mii_autoneg_adv_reg |= NWAY_AR_10T_FD_CAPS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2187
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
    /* Do we want to advertise 100 Mb Half Duplex? */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2189
    if (hw->autoneg_advertised & ADVERTISE_100_HALF) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2190
        DEBUGOUT("Advertise 100mb Half duplex\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
        mii_autoneg_adv_reg |= NWAY_AR_100TX_HD_CAPS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2193
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2194
    /* Do we want to advertise 100 Mb Full Duplex? */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2195
    if (hw->autoneg_advertised & ADVERTISE_100_FULL) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2196
        DEBUGOUT("Advertise 100mb Full duplex\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
        mii_autoneg_adv_reg |= NWAY_AR_100TX_FD_CAPS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
    /* We do not allow the Phy to advertise 1000 Mb Half Duplex */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2201
    if (hw->autoneg_advertised & ADVERTISE_1000_HALF) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
        DEBUGOUT("Advertise 1000mb Half duplex requested, request denied!\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2203
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2204
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2205
    /* Do we want to advertise 1000 Mb Full Duplex? */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2206
    if (hw->autoneg_advertised & ADVERTISE_1000_FULL) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2207
        DEBUGOUT("Advertise 1000mb Full duplex\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2208
        mii_1000t_ctrl_reg |= CR_1000T_FD_CAPS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2209
        if (hw->phy_type == e1000_phy_ife) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2210
            DEBUGOUT("e1000_phy_ife is a 10/100 PHY. Gigabit speed is not supported.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2211
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
    /* Check for a software override of the flow control settings, and
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2215
     * setup the PHY advertisement registers accordingly.  If
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2216
     * auto-negotiation is enabled, then software will have to set the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
     * "PAUSE" bits to the correct value in the Auto-Negotiation
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
     * Advertisement Register (PHY_AUTONEG_ADV) and re-start auto-negotiation.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
     *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
     * The possible values of the "fc" parameter are:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2221
     *      0:  Flow control is completely disabled
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2222
     *      1:  Rx flow control is enabled (we can receive pause frames
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2223
     *          but not send pause frames).
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2224
     *      2:  Tx flow control is enabled (we can send pause frames
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2225
     *          but we do not support receiving pause frames).
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2226
     *      3:  Both Rx and TX flow control (symmetric) are enabled.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
     *  other:  No software override.  The flow control configuration
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2228
     *          in the EEPROM is used.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2229
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2230
    switch (hw->fc) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
    case E1000_FC_NONE: /* 0 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
        /* Flow control (RX & TX) is completely disabled by a
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2233
         * software over-ride.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2235
        mii_autoneg_adv_reg &= ~(NWAY_AR_ASM_DIR | NWAY_AR_PAUSE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2236
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2237
    case E1000_FC_RX_PAUSE: /* 1 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2238
        /* RX Flow control is enabled, and TX Flow control is
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
         * disabled, by a software over-ride.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2240
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2241
        /* Since there really isn't a way to advertise that we are
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2242
         * capable of RX Pause ONLY, we will advertise that we
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2243
         * support both symmetric and asymmetric RX PAUSE.  Later
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2244
         * (in e1000_config_fc_after_link_up) we will disable the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2245
         *hw's ability to send PAUSE frames.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2246
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2247
        mii_autoneg_adv_reg |= (NWAY_AR_ASM_DIR | NWAY_AR_PAUSE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2249
    case E1000_FC_TX_PAUSE: /* 2 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2250
        /* TX Flow control is enabled, and RX Flow control is
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2251
         * disabled, by a software over-ride.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2252
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
        mii_autoneg_adv_reg |= NWAY_AR_ASM_DIR;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
        mii_autoneg_adv_reg &= ~NWAY_AR_PAUSE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2255
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2256
    case E1000_FC_FULL: /* 3 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2257
        /* Flow control (both RX and TX) is enabled by a software
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2258
         * over-ride.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2259
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2260
        mii_autoneg_adv_reg |= (NWAY_AR_ASM_DIR | NWAY_AR_PAUSE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2261
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2262
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2263
        DEBUGOUT("Flow control param set incorrectly\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2264
        return -E1000_ERR_CONFIG;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2265
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2266
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
    ret_val = e1000_write_phy_reg(hw, PHY_AUTONEG_ADV, mii_autoneg_adv_reg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2268
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2269
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2271
    DEBUGOUT1("Auto-Neg Advertising %x\n", mii_autoneg_adv_reg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2273
    if (hw->phy_type != e1000_phy_ife) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2274
        ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, mii_1000t_ctrl_reg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2275
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2276
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2282
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2283
* Force PHY speed and duplex settings to hw->forced_speed_duplex
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2284
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2285
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2287
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2288
e1000_phy_force_speed_duplex(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2289
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2290
    u32 ctrl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2291
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
    u16 mii_ctrl_reg;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
    u16 mii_status_reg;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2294
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
    u16 i;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2297
    DEBUGFUNC("e1000_phy_force_speed_duplex");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2298
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2299
    /* Turn off Flow control if we are forcing speed and duplex. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2300
    hw->fc = E1000_FC_NONE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2302
    DEBUGOUT1("hw->fc = %d\n", hw->fc);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2303
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
    /* Read the Device Control Register. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2305
    ctrl = E1000_READ_REG(hw, CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2307
    /* Set the bits to Force Speed and Duplex in the Device Ctrl Reg. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2308
    ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
    ctrl &= ~(DEVICE_SPEED_MASK);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2310
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2311
    /* Clear the Auto Speed Detect Enable bit. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2312
    ctrl &= ~E1000_CTRL_ASDE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2313
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
    /* Read the MII Control Register. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
    ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &mii_ctrl_reg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2316
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2317
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2318
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
    /* We need to disable autoneg in order to force link and duplex. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
    mii_ctrl_reg &= ~MII_CR_AUTO_NEG_EN;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2322
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
    /* Are we forcing Full or Half Duplex? */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
    if (hw->forced_speed_duplex == e1000_100_full ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
        hw->forced_speed_duplex == e1000_10_full) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
        /* We want to force full duplex so we SET the full duplex bits in the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2327
         * Device and MII Control Registers.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2328
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
        ctrl |= E1000_CTRL_FD;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
        mii_ctrl_reg |= MII_CR_FULL_DUPLEX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
        DEBUGOUT("Full Duplex\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2332
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2333
        /* We want to force half duplex so we CLEAR the full duplex bits in
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2334
         * the Device and MII Control Registers.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2335
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2336
        ctrl &= ~E1000_CTRL_FD;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2337
        mii_ctrl_reg &= ~MII_CR_FULL_DUPLEX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2338
        DEBUGOUT("Half Duplex\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2339
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2340
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
    /* Are we forcing 100Mbps??? */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2342
    if (hw->forced_speed_duplex == e1000_100_full ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2343
       hw->forced_speed_duplex == e1000_100_half) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2344
        /* Set the 100Mb bit and turn off the 1000Mb and 10Mb bits. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
        ctrl |= E1000_CTRL_SPD_100;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
        mii_ctrl_reg |= MII_CR_SPEED_100;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
        mii_ctrl_reg &= ~(MII_CR_SPEED_1000 | MII_CR_SPEED_10);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
        DEBUGOUT("Forcing 100mb ");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2349
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
        /* Set the 10Mb bit and turn off the 1000Mb and 100Mb bits. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
        ctrl &= ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2352
        mii_ctrl_reg |= MII_CR_SPEED_10;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2353
        mii_ctrl_reg &= ~(MII_CR_SPEED_1000 | MII_CR_SPEED_100);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2354
        DEBUGOUT("Forcing 10mb ");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
    e1000_config_collision_dist(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
    /* Write the configured values back to the Device Control Reg. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
    E1000_WRITE_REG(hw, CTRL, ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2361
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2362
    if ((hw->phy_type == e1000_phy_m88) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
        (hw->phy_type == e1000_phy_gg82563)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
        ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2365
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2366
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2367
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2368
        /* Clear Auto-Crossover to force MDI manually. M88E1000 requires MDI
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
         * forced whenever speed are duplex are forced.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2370
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
        phy_data &= ~M88E1000_PSCR_AUTO_X_MODE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2372
        ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2375
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
        DEBUGOUT1("M88E1000 PSCR: %x \n", phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2378
        /* Need to reset the PHY or these changes will be ignored */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
        mii_ctrl_reg |= MII_CR_RESET;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
    /* Disable MDI-X support for 10/100 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
    } else if (hw->phy_type == e1000_phy_ife) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2383
        ret_val = e1000_read_phy_reg(hw, IFE_PHY_MDIX_CONTROL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2384
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2385
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2386
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
        phy_data &= ~IFE_PMC_AUTO_MDIX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2388
        phy_data &= ~IFE_PMC_FORCE_MDIX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2389
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
        ret_val = e1000_write_phy_reg(hw, IFE_PHY_MDIX_CONTROL, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2391
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2392
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2395
        /* Clear Auto-Crossover to force MDI manually.  IGP requires MDI
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
         * forced whenever speed or duplex are forced.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
        ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2399
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2402
        phy_data &= ~IGP01E1000_PSCR_AUTO_MDIX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2403
        phy_data &= ~IGP01E1000_PSCR_FORCE_MDI_MDIX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2404
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2405
        ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2406
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2407
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2408
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2409
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2410
    /* Write back the modified PHY MII control register. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2411
    ret_val = e1000_write_phy_reg(hw, PHY_CTRL, mii_ctrl_reg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2412
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2413
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2414
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2415
    udelay(1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
    /* The wait_autoneg_complete flag may be a little misleading here.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
     * Since we are forcing speed and duplex, Auto-Neg is not enabled.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2419
     * But we do want to delay for a period while forcing only so we
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
     * don't generate false No Link messages.  So we will wait here
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
     * only if the user has set wait_autoneg_complete to 1, which is
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
     * the default.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2424
    if (hw->wait_autoneg_complete) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2425
        /* We will wait for autoneg to complete. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2426
        DEBUGOUT("Waiting for forced speed/duplex link.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2427
        mii_status_reg = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2428
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
        /* We will wait for autoneg to complete or 4.5 seconds to expire. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2430
        for (i = PHY_FORCE_TIME; i > 0; i--) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2431
            /* Read the MII Status Register and wait for Auto-Neg Complete bit
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2432
             * to be set.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
             */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
            ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2438
            ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
            if (mii_status_reg & MII_SR_LINK_STATUS) break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
            msleep(100);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2444
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2445
        if ((i == 0) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
           ((hw->phy_type == e1000_phy_m88) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2447
            (hw->phy_type == e1000_phy_gg82563))) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2448
            /* We didn't get link.  Reset the DSP and wait again for link. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
            ret_val = e1000_phy_reset_dsp(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2450
            if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2451
                DEBUGOUT("Error Resetting PHY DSP\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2455
        /* This loop will early-out if the link condition has been met.  */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2456
        for (i = PHY_FORCE_TIME; i > 0; i--) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2457
            if (mii_status_reg & MII_SR_LINK_STATUS) break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
            msleep(100);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
            /* Read the MII Status Register and wait for Auto-Neg Complete bit
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
             * to be set.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
             */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
            ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2463
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2464
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2465
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
            ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2468
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
    if (hw->phy_type == e1000_phy_m88) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
        /* Because we reset the PHY above, we need to re-force TX_CLK in the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
         * Extended PHY Specific Control Register to 25MHz clock.  This value
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
         * defaults back to a 2.5MHz clock when the PHY is reset.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2476
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
        ret_val = e1000_read_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2478
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2481
        phy_data |= M88E1000_EPSCR_TX_CLK_25;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2482
        ret_val = e1000_write_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2483
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2484
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2485
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2486
        /* In addition, because of the s/w reset above, we need to enable CRS on
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
         * TX.  This must be set for both full and half duplex operation.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2488
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
        ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2490
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2491
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2493
        phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
        ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2495
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2496
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2497
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2498
        if ((hw->mac_type == e1000_82544 || hw->mac_type == e1000_82543) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2499
            (!hw->autoneg) && (hw->forced_speed_duplex == e1000_10_full ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
             hw->forced_speed_duplex == e1000_10_half)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
            ret_val = e1000_polarity_reversal_workaround(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2504
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2505
    } else if (hw->phy_type == e1000_phy_gg82563) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2506
        /* The TX_CLK of the Extended PHY Specific Control Register defaults
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2507
         * to 2.5MHz on a reset.  We need to re-force it back to 25MHz, if
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2508
         * we're not in a forced 10/duplex configuration. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2509
        ret_val = e1000_read_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2511
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2512
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2513
        phy_data &= ~GG82563_MSCR_TX_CLK_MASK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2514
        if ((hw->forced_speed_duplex == e1000_10_full) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2515
            (hw->forced_speed_duplex == e1000_10_half))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2516
            phy_data |= GG82563_MSCR_TX_CLK_10MBPS_2_5MHZ;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2517
        else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
            phy_data |= GG82563_MSCR_TX_CLK_100MBPS_25MHZ;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2520
        /* Also due to the reset, we need to enable CRS on Tx. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2521
        phy_data |= GG82563_MSCR_ASSERT_CRS_ON_TX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2522
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2523
        ret_val = e1000_write_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2524
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2525
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2528
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2529
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2530
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
* Sets the collision distance in the Transmit Control register
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2532
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2533
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2534
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2535
* Link should have been established previously. Reads the speed and duplex
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
* information from the Device Status register.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2538
void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2539
e1000_config_collision_dist(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
    u32 tctl, coll_dist;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2542
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2543
    DEBUGFUNC("e1000_config_collision_dist");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
    if (hw->mac_type < e1000_82543)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
        coll_dist = E1000_COLLISION_DISTANCE_82542;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
    else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2548
        coll_dist = E1000_COLLISION_DISTANCE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2550
    tctl = E1000_READ_REG(hw, TCTL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2551
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
    tctl &= ~E1000_TCTL_COLD;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
    tctl |= coll_dist << E1000_COLD_SHIFT;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
    E1000_WRITE_REG(hw, TCTL, tctl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2556
    E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2557
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2558
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2559
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2560
* Sets MAC speed and duplex settings to reflect the those in the PHY
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2562
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2563
* mii_reg - data to write to the MII control register
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2565
* The contents of the PHY register containing the needed information need to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
* be passed in.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2567
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2568
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2569
e1000_config_mac_to_phy(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2570
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2571
    u32 ctrl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2574
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2575
    DEBUGFUNC("e1000_config_mac_to_phy");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2576
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
    /* 82544 or newer MAC, Auto Speed Detection takes care of
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
    * MAC speed/duplex configuration.*/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
    if (hw->mac_type >= e1000_82544)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2581
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2582
    /* Read the Device Control Register and set the bits to Force Speed
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2583
     * and Duplex.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2584
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2585
    ctrl = E1000_READ_REG(hw, CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2586
    ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
    ctrl &= ~(E1000_CTRL_SPD_SEL | E1000_CTRL_ILOS);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2588
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2589
    /* Set up duplex in the Device Control and Transmit Control
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2590
     * registers depending on negotiated values.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2591
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2592
    ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2593
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2594
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2596
    if (phy_data & M88E1000_PSSR_DPLX)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2597
        ctrl |= E1000_CTRL_FD;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
    else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2599
        ctrl &= ~E1000_CTRL_FD;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2601
    e1000_config_collision_dist(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2602
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
    /* Set up speed in the Device Control register depending on
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
     * negotiated values.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2605
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2606
    if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_1000MBS)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
        ctrl |= E1000_CTRL_SPD_1000;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2608
    else if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_100MBS)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
        ctrl |= E1000_CTRL_SPD_100;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
    /* Write the configured values back to the Device Control Reg. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
    E1000_WRITE_REG(hw, CTRL, ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2613
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2614
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2616
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
 * Forces the MAC's flow control settings.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2618
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2619
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
 * Sets the TFCE and RFCE bits in the device control register to reflect
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2622
 * the adapter settings. TFCE and RFCE need to be explicitly set by
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
 * software when a Copper PHY is used because autonegotiation is managed
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2624
 * by the PHY rather than the MAC. Software must also configure these
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2625
 * bits when link is forced on a fiber connection.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2626
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2627
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
e1000_force_mac_fc(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2629
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2630
    u32 ctrl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2631
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2632
    DEBUGFUNC("e1000_force_mac_fc");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2633
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2634
    /* Get the current configuration of the Device Control Register */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2635
    ctrl = E1000_READ_REG(hw, CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2636
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
    /* Because we didn't get link via the internal auto-negotiation
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
     * mechanism (we either forced link or we got link via PHY
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2639
     * auto-neg), we have to manually enable/disable transmit an
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
     * receive flow control.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
     *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2642
     * The "Case" statement below enables/disable flow control
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2643
     * according to the "hw->fc" parameter.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2644
     *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2645
     * The possible values of the "fc" parameter are:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2646
     *      0:  Flow control is completely disabled
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
     *      1:  Rx flow control is enabled (we can receive pause
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2648
     *          frames but not send pause frames).
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2649
     *      2:  Tx flow control is enabled (we can send pause frames
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
     *          frames but we do not receive pause frames).
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2651
     *      3:  Both Rx and TX flow control (symmetric) is enabled.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2652
     *  other:  No other values should be possible at this point.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2653
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
    switch (hw->fc) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
    case E1000_FC_NONE:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
        ctrl &= (~(E1000_CTRL_TFCE | E1000_CTRL_RFCE));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2659
    case E1000_FC_RX_PAUSE:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
        ctrl &= (~E1000_CTRL_TFCE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
        ctrl |= E1000_CTRL_RFCE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2663
    case E1000_FC_TX_PAUSE:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
        ctrl &= (~E1000_CTRL_RFCE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2665
        ctrl |= E1000_CTRL_TFCE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2666
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2667
    case E1000_FC_FULL:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2668
        ctrl |= (E1000_CTRL_TFCE | E1000_CTRL_RFCE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2669
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2671
        DEBUGOUT("Flow control param set incorrectly\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2672
        return -E1000_ERR_CONFIG;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2675
    /* Disable TX Flow Control for 82542 (rev 2.0) */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2676
    if (hw->mac_type == e1000_82542_rev2_0)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2677
        ctrl &= (~E1000_CTRL_TFCE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
    E1000_WRITE_REG(hw, CTRL, ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2680
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2681
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2682
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2683
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2684
 * Configures flow control settings after link is established
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2686
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
 * Should be called immediately after a valid link has been established.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
 * Forces MAC flow control settings if link was forced. When in MII/GMII mode
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2690
 * and autonegotiation is enabled, the MAC flow control settings will be set
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
 * based on the flow control negotiated by the PHY. In TBI mode, the TFCE
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
 * and RFCE bits will be automaticaly set to the negotiated flow control mode.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2693
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2695
e1000_config_fc_after_link_up(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2697
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
    u16 mii_status_reg;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
    u16 mii_nway_adv_reg;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
    u16 mii_nway_lp_ability_reg;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2701
    u16 speed;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2702
    u16 duplex;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2703
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
    DEBUGFUNC("e1000_config_fc_after_link_up");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2705
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
    /* Check for the case where we have fiber media and auto-neg failed
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
     * so we had to force link.  In this case, we need to force the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2708
     * configuration of the MAC to match the "fc" parameter.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2709
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
    if (((hw->media_type == e1000_media_type_fiber) && (hw->autoneg_failed)) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
        ((hw->media_type == e1000_media_type_internal_serdes) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
         (hw->autoneg_failed)) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
        ((hw->media_type == e1000_media_type_copper) && (!hw->autoneg))) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
        ret_val = e1000_force_mac_fc(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2715
        if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2716
            DEBUGOUT("Error forcing flow control settings\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2717
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2718
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2719
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2720
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2721
    /* Check for the case where we have copper media and auto-neg is
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2722
     * enabled.  In this case, we need to check and see if Auto-Neg
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2723
     * has completed, and if so, how the PHY and link partner has
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2724
     * flow control configured.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
    if ((hw->media_type == e1000_media_type_copper) && hw->autoneg) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2727
        /* Read the MII Status Register and check to see if AutoNeg
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
         * has completed.  We read this twice because this reg has
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2729
         * some "sticky" (latched) bits.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2732
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2733
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2734
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2736
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2737
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2738
        if (mii_status_reg & MII_SR_AUTONEG_COMPLETE) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2739
            /* The AutoNeg process has completed, so we now need to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2740
             * read both the Auto Negotiation Advertisement Register
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2741
             * (Address 4) and the Auto_Negotiation Base Page Ability
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2742
             * Register (Address 5) to determine how flow control was
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2743
             * negotiated.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2744
             */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2745
            ret_val = e1000_read_phy_reg(hw, PHY_AUTONEG_ADV,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2746
                                         &mii_nway_adv_reg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2749
            ret_val = e1000_read_phy_reg(hw, PHY_LP_ABILITY,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2750
                                         &mii_nway_lp_ability_reg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2751
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2752
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2753
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2754
            /* Two bits in the Auto Negotiation Advertisement Register
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2755
             * (Address 4) and two bits in the Auto Negotiation Base
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2756
             * Page Ability Register (Address 5) determine flow control
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2757
             * for both the PHY and the link partner.  The following
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
             * table, taken out of the IEEE 802.3ab/D6.0 dated March 25,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
             * 1999, describes these PAUSE resolution bits and how flow
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2760
             * control is determined based upon these settings.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2761
             * NOTE:  DC = Don't Care
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2762
             *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
             *   LOCAL DEVICE  |   LINK PARTNER
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
             * PAUSE | ASM_DIR | PAUSE | ASM_DIR | NIC Resolution
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2765
             *-------|---------|-------|---------|--------------------
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2766
             *   0   |    0    |  DC   |   DC    | E1000_FC_NONE
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
             *   0   |    1    |   0   |   DC    | E1000_FC_NONE
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
             *   0   |    1    |   1   |    0    | E1000_FC_NONE
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2769
             *   0   |    1    |   1   |    1    | E1000_FC_TX_PAUSE
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
             *   1   |    0    |   0   |   DC    | E1000_FC_NONE
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2771
             *   1   |   DC    |   1   |   DC    | E1000_FC_FULL
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2772
             *   1   |    1    |   0   |    0    | E1000_FC_NONE
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2773
             *   1   |    1    |   0   |    1    | E1000_FC_RX_PAUSE
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2774
             *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
             */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
            /* Are both PAUSE bits set to 1?  If so, this implies
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2777
             * Symmetric Flow Control is enabled at both ends.  The
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2778
             * ASM_DIR bits are irrelevant per the spec.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
             *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2780
             * For Symmetric Flow Control:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2781
             *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2782
             *   LOCAL DEVICE  |   LINK PARTNER
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2783
             * PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
             *-------|---------|-------|---------|--------------------
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2785
             *   1   |   DC    |   1   |   DC    | E1000_FC_FULL
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2786
             *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2787
             */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2788
            if ((mii_nway_adv_reg & NWAY_AR_PAUSE) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
                (mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2790
                /* Now we need to check if the user selected RX ONLY
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2791
                 * of pause frames.  In this case, we had to advertise
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
                 * FULL flow control because we could not advertise RX
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
                 * ONLY. Hence, we must now check to see if we need to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
                 * turn OFF  the TRANSMISSION of PAUSE frames.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2795
                 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2796
                if (hw->original_fc == E1000_FC_FULL) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
                    hw->fc = E1000_FC_FULL;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2798
                    DEBUGOUT("Flow Control = FULL.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
                } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
                    hw->fc = E1000_FC_RX_PAUSE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
                    DEBUGOUT("Flow Control = RX PAUSE frames only.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
                }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2804
            /* For receiving PAUSE frames ONLY.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
             *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
             *   LOCAL DEVICE  |   LINK PARTNER
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2807
             * PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2808
             *-------|---------|-------|---------|--------------------
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2809
             *   0   |    1    |   1   |    1    | E1000_FC_TX_PAUSE
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
             *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
             */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2812
            else if (!(mii_nway_adv_reg & NWAY_AR_PAUSE) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2813
                     (mii_nway_adv_reg & NWAY_AR_ASM_DIR) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
                     (mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
                     (mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2816
                hw->fc = E1000_FC_TX_PAUSE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2817
                DEBUGOUT("Flow Control = TX PAUSE frames only.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2818
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2819
            /* For transmitting PAUSE frames ONLY.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
             *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2821
             *   LOCAL DEVICE  |   LINK PARTNER
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2822
             * PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2823
             *-------|---------|-------|---------|--------------------
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2824
             *   1   |    1    |   0   |    1    | E1000_FC_RX_PAUSE
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2825
             *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2826
             */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2827
            else if ((mii_nway_adv_reg & NWAY_AR_PAUSE) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2828
                     (mii_nway_adv_reg & NWAY_AR_ASM_DIR) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2829
                     !(mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2830
                     (mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2831
                hw->fc = E1000_FC_RX_PAUSE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2832
                DEBUGOUT("Flow Control = RX PAUSE frames only.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2833
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2834
            /* Per the IEEE spec, at this point flow control should be
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2835
             * disabled.  However, we want to consider that we could
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
             * be connected to a legacy switch that doesn't advertise
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2837
             * desired flow control, but can be forced on the link
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
             * partner.  So if we advertised no flow control, that is
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2839
             * what we will resolve to.  If we advertised some kind of
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
             * receive capability (Rx Pause Only or Full Flow Control)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
             * and the link partner advertised none, we will configure
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2842
             * ourselves to enable Rx Flow Control only.  We can do
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2843
             * this safely for two reasons:  If the link partner really
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2844
             * didn't want flow control enabled, and we enable Rx, no
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2845
             * harm done since we won't be receiving any PAUSE frames
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
             * anyway.  If the intent on the link partner was to have
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
             * flow control enabled, then by us enabling RX only, we
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
             * can at least receive pause frames and process them.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2849
             * This is a good idea because in most cases, since we are
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2850
             * predominantly a server NIC, more times than not we will
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2851
             * be asked to delay transmission of packets than asking
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
             * our link partner to pause transmission of frames.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
             */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
            else if ((hw->original_fc == E1000_FC_NONE ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2855
                      hw->original_fc == E1000_FC_TX_PAUSE) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2856
                      hw->fc_strict_ieee) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2857
                hw->fc = E1000_FC_NONE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
                DEBUGOUT("Flow Control = NONE.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
            } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
                hw->fc = E1000_FC_RX_PAUSE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
                DEBUGOUT("Flow Control = RX PAUSE frames only.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
            /* Now we need to do one last check...  If we auto-
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
             * negotiated to HALF DUPLEX, flow control should not be
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
             * enabled per IEEE 802.3 spec.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
             */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
            ret_val = e1000_get_speed_and_duplex(hw, &speed, &duplex);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
            if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2870
                DEBUGOUT("Error getting link speed and duplex\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2872
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
            if (duplex == HALF_DUPLEX)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
                hw->fc = E1000_FC_NONE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2876
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
            /* Now we call a subroutine to actually force the MAC
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
             * controller to use the correct flow control settings.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2879
             */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
            ret_val = e1000_force_mac_fc(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
            if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
                DEBUGOUT("Error forcing flow control settings\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2884
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
            DEBUGOUT("Copper PHY and Auto Neg has not completed.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2887
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2888
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2889
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2890
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2892
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2893
 * Checks to see if the link status of the hardware has changed.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2894
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
 * Called by any function that needs to check the link status of the adapter.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2899
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2900
e1000_check_for_link(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2901
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
    u32 rxcw = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
    u32 ctrl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2904
    u32 status;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2905
    u32 rctl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2906
    u32 icr;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2907
    u32 signal = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2909
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
    DEBUGFUNC("e1000_check_for_link");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2913
    ctrl = E1000_READ_REG(hw, CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
    status = E1000_READ_REG(hw, STATUS);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2916
    /* On adapters with a MAC newer than 82544, SW Defineable pin 1 will be
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2917
     * set when the optics detect a signal. On older adapters, it will be
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2918
     * cleared when there is a signal.  This applies to fiber media only.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2919
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
    if ((hw->media_type == e1000_media_type_fiber) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
        (hw->media_type == e1000_media_type_internal_serdes)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2922
        rxcw = E1000_READ_REG(hw, RXCW);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2923
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
        if (hw->media_type == e1000_media_type_fiber) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
            signal = (hw->mac_type > e1000_82544) ? E1000_CTRL_SWDPIN1 : 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2926
            if (status & E1000_STATUS_LU)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2927
                hw->get_link_status = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2928
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2929
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2931
    /* If we have a copper PHY then we only want to go out to the PHY
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2932
     * registers to see if Auto-Neg has completed and/or if our link
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
     * status has changed.  The get_link_status flag will be set if we
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
     * receive a Link Status Change interrupt or we have Rx Sequence
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
     * Errors.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
    if ((hw->media_type == e1000_media_type_copper) && hw->get_link_status) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2938
        /* First we want to see if the MII Status Register reports
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
         * link.  If so, then we want to get the current speed/duplex
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2940
         * of the PHY.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2941
         * Read the register twice since the link bit is sticky.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2942
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2944
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2950
        if (phy_data & MII_SR_LINK_STATUS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
            hw->get_link_status = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
            /* Check if there was DownShift, must be checked immediately after
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
             * link-up */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
            e1000_check_downshift(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2955
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2956
            /* If we are on 82544 or 82543 silicon and speed/duplex
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
             * are forced to 10H or 10F, then we will implement the polarity
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
             * reversal workaround.  We disable interrupts first, and upon
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
             * returning, place the devices interrupt state to its previous
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2960
             * value except for the link status change interrupt which will
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2961
             * happen due to the execution of this workaround.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2962
             */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2964
            if ((hw->mac_type == e1000_82544 || hw->mac_type == e1000_82543) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
                (!hw->autoneg) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2966
                (hw->forced_speed_duplex == e1000_10_full ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
                 hw->forced_speed_duplex == e1000_10_half)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
                E1000_WRITE_REG(hw, IMC, 0xffffffff);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2969
                ret_val = e1000_polarity_reversal_workaround(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2970
                icr = E1000_READ_REG(hw, ICR);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
                E1000_WRITE_REG(hw, ICS, (icr & ~E1000_ICS_LSC));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2972
                E1000_WRITE_REG(hw, IMS, IMS_ENABLE_MASK);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2973
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2974
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2975
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2976
            /* No link detected */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
            e1000_config_dsp_after_link_change(hw, false);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
            return 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2980
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
        /* If we are forcing speed/duplex, then we simply return since
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2982
         * we have already determined whether we have link or not.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2984
        if (!hw->autoneg) return -E1000_ERR_CONFIG;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2985
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
        /* optimize the dsp settings for the igp phy */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2987
        e1000_config_dsp_after_link_change(hw, true);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2988
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
        /* We have a M88E1000 PHY and Auto-Neg is enabled.  If we
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
         * have Si on board that is 82544 or newer, Auto
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
         * Speed Detection takes care of MAC speed/duplex
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
         * configuration.  So we only need to configure Collision
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
         * Distance in the MAC.  Otherwise, we need to force
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
         * speed/duplex on the MAC to the current PHY speed/duplex
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2995
         * settings.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2996
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
        if (hw->mac_type >= e1000_82544)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
            e1000_config_collision_dist(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2999
        else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
            ret_val = e1000_config_mac_to_phy(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
            if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
                DEBUGOUT("Error configuring MAC to PHY settings\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3004
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3005
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3006
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3007
        /* Configure Flow Control now that Auto-Neg has completed. First, we
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3008
         * need to restore the desired flow control settings because we may
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3009
         * have had to re-autoneg with a different link partner.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3010
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3011
        ret_val = e1000_config_fc_after_link_up(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3012
        if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
            DEBUGOUT("Error configuring flow control\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3015
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3017
        /* At this point we know that we are on copper and we have
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3018
         * auto-negotiated link.  These are conditions for checking the link
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3019
         * partner capability register.  We use the link speed to determine if
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3020
         * TBI compatibility needs to be turned on or off.  If the link is not
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
         * at gigabit speed, then TBI compatibility is not needed.  If we are
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3022
         * at gigabit speed, we turn on TBI compatibility.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3023
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
        if (hw->tbi_compatibility_en) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
            u16 speed, duplex;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
            ret_val = e1000_get_speed_and_duplex(hw, &speed, &duplex);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3027
            if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3028
                DEBUGOUT("Error getting link speed and duplex\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3030
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3031
            if (speed != SPEED_1000) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3032
                /* If link speed is not set to gigabit speed, we do not need
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3033
                 * to enable TBI compatibility.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3034
                 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
                if (hw->tbi_compatibility_on) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
                    /* If we previously were in the mode, turn it off. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3037
                    rctl = E1000_READ_REG(hw, RCTL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3038
                    rctl &= ~E1000_RCTL_SBP;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
                    E1000_WRITE_REG(hw, RCTL, rctl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3040
                    hw->tbi_compatibility_on = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3041
                }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3042
            } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3043
                /* If TBI compatibility is was previously off, turn it on. For
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
                 * compatibility with a TBI link partner, we will store bad
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
                 * packets. Some frames have an additional byte on the end and
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3046
                 * will look like CRC errors to to the hardware.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
                 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
                if (!hw->tbi_compatibility_on) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3049
                    hw->tbi_compatibility_on = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3050
                    rctl = E1000_READ_REG(hw, RCTL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3051
                    rctl |= E1000_RCTL_SBP;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
                    E1000_WRITE_REG(hw, RCTL, rctl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3053
                }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3054
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3055
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3056
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
    /* If we don't have link (auto-negotiation failed or link partner cannot
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
     * auto-negotiate), the cable is plugged in (we have signal), and our
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
     * link partner is not trying to auto-negotiate with us (we are receiving
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
     * idles or data), we need to force link up. We also need to give
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
     * auto-negotiation time to complete, in case the cable was just plugged
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3062
     * in. The autoneg_failed flag does this.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3063
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3064
    else if ((((hw->media_type == e1000_media_type_fiber) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3065
              ((ctrl & E1000_CTRL_SWDPIN1) == signal)) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3066
              (hw->media_type == e1000_media_type_internal_serdes)) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3067
              (!(status & E1000_STATUS_LU)) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3068
              (!(rxcw & E1000_RXCW_C))) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3069
        if (hw->autoneg_failed == 0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3070
            hw->autoneg_failed = 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3071
            return 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3072
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3073
        DEBUGOUT("NOT RXing /C/, disable AutoNeg and force link.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3074
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3075
        /* Disable auto-negotiation in the TXCW register */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3076
        E1000_WRITE_REG(hw, TXCW, (hw->txcw & ~E1000_TXCW_ANE));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3077
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3078
        /* Force link-up and also force full-duplex. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3079
        ctrl = E1000_READ_REG(hw, CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3080
        ctrl |= (E1000_CTRL_SLU | E1000_CTRL_FD);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3081
        E1000_WRITE_REG(hw, CTRL, ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3082
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3083
        /* Configure Flow Control after forcing link up. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3084
        ret_val = e1000_config_fc_after_link_up(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3085
        if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3086
            DEBUGOUT("Error configuring flow control\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3087
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3088
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3089
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3090
    /* If we are forcing link and we are receiving /C/ ordered sets, re-enable
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3091
     * auto-negotiation in the TXCW register and disable forced link in the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3092
     * Device Control register in an attempt to auto-negotiate with our link
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3093
     * partner.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3094
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3095
    else if (((hw->media_type == e1000_media_type_fiber) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3096
              (hw->media_type == e1000_media_type_internal_serdes)) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3097
              (ctrl & E1000_CTRL_SLU) && (rxcw & E1000_RXCW_C)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3098
        DEBUGOUT("RXing /C/, enable AutoNeg and stop forcing link.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3099
        E1000_WRITE_REG(hw, TXCW, hw->txcw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3100
        E1000_WRITE_REG(hw, CTRL, (ctrl & ~E1000_CTRL_SLU));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3101
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3102
        hw->serdes_link_down = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3103
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3104
    /* If we force link for non-auto-negotiation switch, check link status
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3105
     * based on MAC synchronization for internal serdes media type.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3106
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3107
    else if ((hw->media_type == e1000_media_type_internal_serdes) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3108
             !(E1000_TXCW_ANE & E1000_READ_REG(hw, TXCW))) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3109
        /* SYNCH bit and IV bit are sticky. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3110
        udelay(10);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3111
        if (E1000_RXCW_SYNCH & E1000_READ_REG(hw, RXCW)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3112
            if (!(rxcw & E1000_RXCW_IV)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3113
                hw->serdes_link_down = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3114
                DEBUGOUT("SERDES: Link is up.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3115
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3116
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3117
            hw->serdes_link_down = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3118
            DEBUGOUT("SERDES: Link is down.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3119
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3120
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3121
    if ((hw->media_type == e1000_media_type_internal_serdes) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3122
        (E1000_TXCW_ANE & E1000_READ_REG(hw, TXCW))) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3123
        hw->serdes_link_down = !(E1000_STATUS_LU & E1000_READ_REG(hw, STATUS));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3124
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3125
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3126
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3127
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3128
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3129
 * Detects the current speed and duplex settings of the hardware.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3130
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3131
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3132
 * speed - Speed of the connection
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3133
 * duplex - Duplex setting of the connection
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3134
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3135
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3136
e1000_get_speed_and_duplex(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3137
                           u16 *speed,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3138
                           u16 *duplex)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3139
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3140
    u32 status;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3141
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3142
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3143
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3144
    DEBUGFUNC("e1000_get_speed_and_duplex");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3145
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3146
    if (hw->mac_type >= e1000_82543) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3147
        status = E1000_READ_REG(hw, STATUS);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3148
        if (status & E1000_STATUS_SPEED_1000) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3149
            *speed = SPEED_1000;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3150
            DEBUGOUT("1000 Mbs, ");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3151
        } else if (status & E1000_STATUS_SPEED_100) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3152
            *speed = SPEED_100;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3153
            DEBUGOUT("100 Mbs, ");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3154
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3155
            *speed = SPEED_10;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3156
            DEBUGOUT("10 Mbs, ");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3157
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3158
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3159
        if (status & E1000_STATUS_FD) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3160
            *duplex = FULL_DUPLEX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3161
            DEBUGOUT("Full Duplex\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3162
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3163
            *duplex = HALF_DUPLEX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3164
            DEBUGOUT(" Half Duplex\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3165
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3166
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3167
        DEBUGOUT("1000 Mbs, Full Duplex\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3168
        *speed = SPEED_1000;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3169
        *duplex = FULL_DUPLEX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3170
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3171
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3172
    /* IGP01 PHY may advertise full duplex operation after speed downgrade even
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3173
     * if it is operating at half duplex.  Here we set the duplex settings to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3174
     * match the duplex in the link partner's capabilities.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3175
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3176
    if (hw->phy_type == e1000_phy_igp && hw->speed_downgraded) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3177
        ret_val = e1000_read_phy_reg(hw, PHY_AUTONEG_EXP, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3178
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3179
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3180
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3181
        if (!(phy_data & NWAY_ER_LP_NWAY_CAPS))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3182
            *duplex = HALF_DUPLEX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3183
        else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3184
            ret_val = e1000_read_phy_reg(hw, PHY_LP_ABILITY, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3185
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3186
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3187
            if ((*speed == SPEED_100 && !(phy_data & NWAY_LPAR_100TX_FD_CAPS)) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3188
               (*speed == SPEED_10 && !(phy_data & NWAY_LPAR_10T_FD_CAPS)))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3189
                *duplex = HALF_DUPLEX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3190
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3191
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3192
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3193
    if ((hw->mac_type == e1000_80003es2lan) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3194
        (hw->media_type == e1000_media_type_copper)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3195
        if (*speed == SPEED_1000)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3196
            ret_val = e1000_configure_kmrn_for_1000(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3197
        else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3198
            ret_val = e1000_configure_kmrn_for_10_100(hw, *duplex);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3199
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3200
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3201
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3202
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3203
    if ((hw->phy_type == e1000_phy_igp_3) && (*speed == SPEED_1000)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3204
        ret_val = e1000_kumeran_lock_loss_workaround(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3205
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3206
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3207
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3208
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3209
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3210
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3211
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3212
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3213
* Blocks until autoneg completes or times out (~4.5 seconds)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3214
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3215
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3216
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3217
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3218
e1000_wait_autoneg(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3219
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3220
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3221
    u16 i;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3222
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3223
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3224
    DEBUGFUNC("e1000_wait_autoneg");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3225
    DEBUGOUT("Waiting for Auto-Neg to complete.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3226
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3227
    /* We will wait for autoneg to complete or 4.5 seconds to expire. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3228
    for (i = PHY_AUTO_NEG_TIME; i > 0; i--) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3229
        /* Read the MII Status Register and wait for Auto-Neg
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3230
         * Complete bit to be set.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3231
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3232
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3233
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3234
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3235
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3236
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3237
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3238
        if (phy_data & MII_SR_AUTONEG_COMPLETE) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3239
            return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3240
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3241
        msleep(100);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3242
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3243
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3244
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3245
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3246
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3247
* Raises the Management Data Clock
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3248
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3249
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3250
* ctrl - Device control register's current value
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3251
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3252
static void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3253
e1000_raise_mdi_clk(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3254
                    u32 *ctrl)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3255
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3256
    /* Raise the clock input to the Management Data Clock (by setting the MDC
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3257
     * bit), and then delay 10 microseconds.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3258
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3259
    E1000_WRITE_REG(hw, CTRL, (*ctrl | E1000_CTRL_MDC));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3260
    E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3261
    udelay(10);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3262
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3263
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3264
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3265
* Lowers the Management Data Clock
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3266
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3267
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3268
* ctrl - Device control register's current value
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3269
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3270
static void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3271
e1000_lower_mdi_clk(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3272
                    u32 *ctrl)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3273
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3274
    /* Lower the clock input to the Management Data Clock (by clearing the MDC
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3275
     * bit), and then delay 10 microseconds.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3276
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3277
    E1000_WRITE_REG(hw, CTRL, (*ctrl & ~E1000_CTRL_MDC));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3278
    E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3279
    udelay(10);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3280
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3281
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3282
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3283
* Shifts data bits out to the PHY
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3284
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3285
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3286
* data - Data to send out to the PHY
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3287
* count - Number of bits to shift out
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3288
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3289
* Bits are shifted out in MSB to LSB order.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3290
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3291
static void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3292
e1000_shift_out_mdi_bits(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3293
                         u32 data,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3294
                         u16 count)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3295
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3296
    u32 ctrl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3297
    u32 mask;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3298
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3299
    /* We need to shift "count" number of bits out to the PHY. So, the value
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3300
     * in the "data" parameter will be shifted out to the PHY one bit at a
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3301
     * time. In order to do this, "data" must be broken down into bits.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3302
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3303
    mask = 0x01;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3304
    mask <<= (count - 1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3305
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3306
    ctrl = E1000_READ_REG(hw, CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3307
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3308
    /* Set MDIO_DIR and MDC_DIR direction bits to be used as output pins. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3309
    ctrl |= (E1000_CTRL_MDIO_DIR | E1000_CTRL_MDC_DIR);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3310
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3311
    while (mask) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3312
        /* A "1" is shifted out to the PHY by setting the MDIO bit to "1" and
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3313
         * then raising and lowering the Management Data Clock. A "0" is
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3314
         * shifted out to the PHY by setting the MDIO bit to "0" and then
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3315
         * raising and lowering the clock.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3316
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3317
        if (data & mask)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3318
            ctrl |= E1000_CTRL_MDIO;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3319
        else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3320
            ctrl &= ~E1000_CTRL_MDIO;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3321
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3322
        E1000_WRITE_REG(hw, CTRL, ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3323
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3324
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3325
        udelay(10);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3326
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3327
        e1000_raise_mdi_clk(hw, &ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3328
        e1000_lower_mdi_clk(hw, &ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3329
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3330
        mask = mask >> 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3331
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3332
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3333
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3334
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3335
* Shifts data bits in from the PHY
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3336
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3337
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3338
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3339
* Bits are shifted in in MSB to LSB order.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3340
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3341
static u16
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3342
e1000_shift_in_mdi_bits(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3343
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3344
    u32 ctrl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3345
    u16 data = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3346
    u8 i;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3347
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3348
    /* In order to read a register from the PHY, we need to shift in a total
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3349
     * of 18 bits from the PHY. The first two bit (turnaround) times are used
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3350
     * to avoid contention on the MDIO pin when a read operation is performed.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3351
     * These two bits are ignored by us and thrown away. Bits are "shifted in"
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3352
     * by raising the input to the Management Data Clock (setting the MDC bit),
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3353
     * and then reading the value of the MDIO bit.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3354
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3355
    ctrl = E1000_READ_REG(hw, CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3356
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3357
    /* Clear MDIO_DIR (SWDPIO1) to indicate this bit is to be used as input. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3358
    ctrl &= ~E1000_CTRL_MDIO_DIR;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3359
    ctrl &= ~E1000_CTRL_MDIO;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3360
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3361
    E1000_WRITE_REG(hw, CTRL, ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3362
    E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3363
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3364
    /* Raise and Lower the clock before reading in the data. This accounts for
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3365
     * the turnaround bits. The first clock occurred when we clocked out the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3366
     * last bit of the Register Address.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3367
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3368
    e1000_raise_mdi_clk(hw, &ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3369
    e1000_lower_mdi_clk(hw, &ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3370
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3371
    for (data = 0, i = 0; i < 16; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3372
        data = data << 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3373
        e1000_raise_mdi_clk(hw, &ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3374
        ctrl = E1000_READ_REG(hw, CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3375
        /* Check to see if we shifted in a "1". */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3376
        if (ctrl & E1000_CTRL_MDIO)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3377
            data |= 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3378
        e1000_lower_mdi_clk(hw, &ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3379
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3380
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3381
    e1000_raise_mdi_clk(hw, &ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3382
    e1000_lower_mdi_clk(hw, &ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3383
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3384
    return data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3385
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3386
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3387
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3388
e1000_swfw_sync_acquire(struct e1000_hw *hw, u16 mask)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3389
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3390
    u32 swfw_sync = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3391
    u32 swmask = mask;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3392
    u32 fwmask = mask << 16;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3393
    s32 timeout = 200;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3394
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3395
    DEBUGFUNC("e1000_swfw_sync_acquire");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3396
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3397
    if (hw->swfwhw_semaphore_present)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3398
        return e1000_get_software_flag(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3399
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3400
    if (!hw->swfw_sync_present)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3401
        return e1000_get_hw_eeprom_semaphore(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3402
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3403
    while (timeout) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3404
            if (e1000_get_hw_eeprom_semaphore(hw))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3405
                return -E1000_ERR_SWFW_SYNC;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3406
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3407
            swfw_sync = E1000_READ_REG(hw, SW_FW_SYNC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3408
            if (!(swfw_sync & (fwmask | swmask))) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3409
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3410
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3411
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3412
            /* firmware currently using resource (fwmask) */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3413
            /* or other software thread currently using resource (swmask) */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3414
            e1000_put_hw_eeprom_semaphore(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3415
            mdelay(5);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3416
            timeout--;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3417
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3418
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3419
    if (!timeout) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3420
        DEBUGOUT("Driver can't access resource, SW_FW_SYNC timeout.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3421
        return -E1000_ERR_SWFW_SYNC;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3422
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3423
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3424
    swfw_sync |= swmask;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3425
    E1000_WRITE_REG(hw, SW_FW_SYNC, swfw_sync);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3426
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3427
    e1000_put_hw_eeprom_semaphore(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3428
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3429
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3430
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3431
static void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3432
e1000_swfw_sync_release(struct e1000_hw *hw, u16 mask)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3433
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3434
    u32 swfw_sync;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3435
    u32 swmask = mask;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3436
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3437
    DEBUGFUNC("e1000_swfw_sync_release");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3438
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3439
    if (hw->swfwhw_semaphore_present) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3440
        e1000_release_software_flag(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3441
        return;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3442
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3443
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3444
    if (!hw->swfw_sync_present) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3445
        e1000_put_hw_eeprom_semaphore(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3446
        return;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3447
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3448
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3449
    /* if (e1000_get_hw_eeprom_semaphore(hw))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3450
     *    return -E1000_ERR_SWFW_SYNC; */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3451
    while (e1000_get_hw_eeprom_semaphore(hw) != E1000_SUCCESS);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3452
        /* empty */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3453
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3454
    swfw_sync = E1000_READ_REG(hw, SW_FW_SYNC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3455
    swfw_sync &= ~swmask;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3456
    E1000_WRITE_REG(hw, SW_FW_SYNC, swfw_sync);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3457
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3458
    e1000_put_hw_eeprom_semaphore(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3459
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3460
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3461
/*****************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3462
* Reads the value from a PHY register, if the value is on a specific non zero
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3463
* page, sets the page first.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3464
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3465
* reg_addr - address of the PHY register to read
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3466
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3467
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3468
e1000_read_phy_reg(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3469
                   u32 reg_addr,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3470
                   u16 *phy_data)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3471
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3472
    u32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3473
    u16 swfw;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3474
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3475
    DEBUGFUNC("e1000_read_phy_reg");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3476
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3477
    if ((hw->mac_type == e1000_80003es2lan) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3478
        (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3479
        swfw = E1000_SWFW_PHY1_SM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3480
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3481
        swfw = E1000_SWFW_PHY0_SM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3482
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3483
    if (e1000_swfw_sync_acquire(hw, swfw))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3484
        return -E1000_ERR_SWFW_SYNC;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3485
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3486
    if ((hw->phy_type == e1000_phy_igp ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3487
        hw->phy_type == e1000_phy_igp_3 ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3488
        hw->phy_type == e1000_phy_igp_2) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3489
       (reg_addr > MAX_PHY_MULTI_PAGE_REG)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3490
        ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3491
                                         (u16)reg_addr);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3492
        if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3493
            e1000_swfw_sync_release(hw, swfw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3494
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3495
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3496
    } else if (hw->phy_type == e1000_phy_gg82563) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3497
        if (((reg_addr & MAX_PHY_REG_ADDRESS) > MAX_PHY_MULTI_PAGE_REG) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3498
            (hw->mac_type == e1000_80003es2lan)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3499
            /* Select Configuration Page */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3500
            if ((reg_addr & MAX_PHY_REG_ADDRESS) < GG82563_MIN_ALT_REG) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3501
                ret_val = e1000_write_phy_reg_ex(hw, GG82563_PHY_PAGE_SELECT,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3502
                          (u16)((u16)reg_addr >> GG82563_PAGE_SHIFT));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3503
            } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3504
                /* Use Alternative Page Select register to access
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3505
                 * registers 30 and 31
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3506
                 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3507
                ret_val = e1000_write_phy_reg_ex(hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3508
                                                 GG82563_PHY_PAGE_SELECT_ALT,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3509
                          (u16)((u16)reg_addr >> GG82563_PAGE_SHIFT));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3510
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3511
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3512
            if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3513
                e1000_swfw_sync_release(hw, swfw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3514
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3515
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3516
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3517
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3518
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3519
    ret_val = e1000_read_phy_reg_ex(hw, MAX_PHY_REG_ADDRESS & reg_addr,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3520
                                    phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3521
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3522
    e1000_swfw_sync_release(hw, swfw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3523
    return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3524
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3525
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3526
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3527
e1000_read_phy_reg_ex(struct e1000_hw *hw, u32 reg_addr,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3528
                      u16 *phy_data)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3529
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3530
    u32 i;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3531
    u32 mdic = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3532
    const u32 phy_addr = 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3533
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3534
    DEBUGFUNC("e1000_read_phy_reg_ex");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3535
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3536
    if (reg_addr > MAX_PHY_REG_ADDRESS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3537
        DEBUGOUT1("PHY Address %d is out of range\n", reg_addr);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3538
        return -E1000_ERR_PARAM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3539
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3540
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3541
    if (hw->mac_type > e1000_82543) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3542
        /* Set up Op-code, Phy Address, and register address in the MDI
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3543
         * Control register.  The MAC will take care of interfacing with the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3544
         * PHY to retrieve the desired data.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3545
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3546
        mdic = ((reg_addr << E1000_MDIC_REG_SHIFT) |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3547
                (phy_addr << E1000_MDIC_PHY_SHIFT) |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3548
                (E1000_MDIC_OP_READ));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3549
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3550
        E1000_WRITE_REG(hw, MDIC, mdic);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3551
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3552
        /* Poll the ready bit to see if the MDI read completed */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3553
        for (i = 0; i < 64; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3554
            udelay(50);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3555
            mdic = E1000_READ_REG(hw, MDIC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3556
            if (mdic & E1000_MDIC_READY) break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3557
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3558
        if (!(mdic & E1000_MDIC_READY)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3559
            DEBUGOUT("MDI Read did not complete\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3560
            return -E1000_ERR_PHY;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3561
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3562
        if (mdic & E1000_MDIC_ERROR) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3563
            DEBUGOUT("MDI Error\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3564
            return -E1000_ERR_PHY;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3565
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3566
        *phy_data = (u16) mdic;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3567
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3568
        /* We must first send a preamble through the MDIO pin to signal the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3569
         * beginning of an MII instruction.  This is done by sending 32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3570
         * consecutive "1" bits.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3571
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3572
        e1000_shift_out_mdi_bits(hw, PHY_PREAMBLE, PHY_PREAMBLE_SIZE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3573
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3574
        /* Now combine the next few fields that are required for a read
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3575
         * operation.  We use this method instead of calling the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3576
         * e1000_shift_out_mdi_bits routine five different times. The format of
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3577
         * a MII read instruction consists of a shift out of 14 bits and is
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3578
         * defined as follows:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3579
         *    <Preamble><SOF><Op Code><Phy Addr><Reg Addr>
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3580
         * followed by a shift in of 18 bits.  This first two bits shifted in
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3581
         * are TurnAround bits used to avoid contention on the MDIO pin when a
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3582
         * READ operation is performed.  These two bits are thrown away
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3583
         * followed by a shift in of 16 bits which contains the desired data.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3584
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3585
        mdic = ((reg_addr) | (phy_addr << 5) |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3586
                (PHY_OP_READ << 10) | (PHY_SOF << 12));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3587
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3588
        e1000_shift_out_mdi_bits(hw, mdic, 14);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3589
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3590
        /* Now that we've shifted out the read command to the MII, we need to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3591
         * "shift in" the 16-bit value (18 total bits) of the requested PHY
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3592
         * register address.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3593
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3594
        *phy_data = e1000_shift_in_mdi_bits(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3595
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3596
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3597
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3598
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3599
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3600
* Writes a value to a PHY register
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3601
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3602
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3603
* reg_addr - address of the PHY register to write
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3604
* data - data to write to the PHY
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3605
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3606
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3607
e1000_write_phy_reg(struct e1000_hw *hw, u32 reg_addr,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3608
                    u16 phy_data)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3609
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3610
    u32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3611
    u16 swfw;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3612
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3613
    DEBUGFUNC("e1000_write_phy_reg");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3614
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3615
    if ((hw->mac_type == e1000_80003es2lan) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3616
        (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3617
        swfw = E1000_SWFW_PHY1_SM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3618
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3619
        swfw = E1000_SWFW_PHY0_SM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3620
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3621
    if (e1000_swfw_sync_acquire(hw, swfw))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3622
        return -E1000_ERR_SWFW_SYNC;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3623
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3624
    if ((hw->phy_type == e1000_phy_igp ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3625
        hw->phy_type == e1000_phy_igp_3 ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3626
        hw->phy_type == e1000_phy_igp_2) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3627
       (reg_addr > MAX_PHY_MULTI_PAGE_REG)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3628
        ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3629
                                         (u16)reg_addr);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3630
        if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3631
            e1000_swfw_sync_release(hw, swfw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3632
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3633
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3634
    } else if (hw->phy_type == e1000_phy_gg82563) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3635
        if (((reg_addr & MAX_PHY_REG_ADDRESS) > MAX_PHY_MULTI_PAGE_REG) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3636
            (hw->mac_type == e1000_80003es2lan)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3637
            /* Select Configuration Page */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3638
            if ((reg_addr & MAX_PHY_REG_ADDRESS) < GG82563_MIN_ALT_REG) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3639
                ret_val = e1000_write_phy_reg_ex(hw, GG82563_PHY_PAGE_SELECT,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3640
                          (u16)((u16)reg_addr >> GG82563_PAGE_SHIFT));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3641
            } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3642
                /* Use Alternative Page Select register to access
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3643
                 * registers 30 and 31
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3644
                 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3645
                ret_val = e1000_write_phy_reg_ex(hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3646
                                                 GG82563_PHY_PAGE_SELECT_ALT,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3647
                          (u16)((u16)reg_addr >> GG82563_PAGE_SHIFT));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3648
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3649
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3650
            if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3651
                e1000_swfw_sync_release(hw, swfw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3652
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3653
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3654
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3655
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3656
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3657
    ret_val = e1000_write_phy_reg_ex(hw, MAX_PHY_REG_ADDRESS & reg_addr,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3658
                                     phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3659
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3660
    e1000_swfw_sync_release(hw, swfw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3661
    return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3662
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3663
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3664
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3665
e1000_write_phy_reg_ex(struct e1000_hw *hw, u32 reg_addr,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3666
                       u16 phy_data)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3667
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3668
    u32 i;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3669
    u32 mdic = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3670
    const u32 phy_addr = 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3671
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3672
    DEBUGFUNC("e1000_write_phy_reg_ex");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3673
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3674
    if (reg_addr > MAX_PHY_REG_ADDRESS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3675
        DEBUGOUT1("PHY Address %d is out of range\n", reg_addr);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3676
        return -E1000_ERR_PARAM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3677
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3678
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3679
    if (hw->mac_type > e1000_82543) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3680
        /* Set up Op-code, Phy Address, register address, and data intended
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3681
         * for the PHY register in the MDI Control register.  The MAC will take
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3682
         * care of interfacing with the PHY to send the desired data.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3683
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3684
        mdic = (((u32) phy_data) |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3685
                (reg_addr << E1000_MDIC_REG_SHIFT) |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3686
                (phy_addr << E1000_MDIC_PHY_SHIFT) |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3687
                (E1000_MDIC_OP_WRITE));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3688
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3689
        E1000_WRITE_REG(hw, MDIC, mdic);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3690
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3691
        /* Poll the ready bit to see if the MDI read completed */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3692
        for (i = 0; i < 641; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3693
            udelay(5);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3694
            mdic = E1000_READ_REG(hw, MDIC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3695
            if (mdic & E1000_MDIC_READY) break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3696
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3697
        if (!(mdic & E1000_MDIC_READY)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3698
            DEBUGOUT("MDI Write did not complete\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3699
            return -E1000_ERR_PHY;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3700
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3701
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3702
        /* We'll need to use the SW defined pins to shift the write command
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3703
         * out to the PHY. We first send a preamble to the PHY to signal the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3704
         * beginning of the MII instruction.  This is done by sending 32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3705
         * consecutive "1" bits.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3706
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3707
        e1000_shift_out_mdi_bits(hw, PHY_PREAMBLE, PHY_PREAMBLE_SIZE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3708
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3709
        /* Now combine the remaining required fields that will indicate a
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3710
         * write operation. We use this method instead of calling the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3711
         * e1000_shift_out_mdi_bits routine for each field in the command. The
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3712
         * format of a MII write instruction is as follows:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3713
         * <Preamble><SOF><Op Code><Phy Addr><Reg Addr><Turnaround><Data>.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3714
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3715
        mdic = ((PHY_TURNAROUND) | (reg_addr << 2) | (phy_addr << 7) |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3716
                (PHY_OP_WRITE << 12) | (PHY_SOF << 14));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3717
        mdic <<= 16;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3718
        mdic |= (u32) phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3719
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3720
        e1000_shift_out_mdi_bits(hw, mdic, 32);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3721
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3722
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3723
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3724
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3725
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3726
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3727
e1000_read_kmrn_reg(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3728
                    u32 reg_addr,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3729
                    u16 *data)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3730
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3731
    u32 reg_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3732
    u16 swfw;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3733
    DEBUGFUNC("e1000_read_kmrn_reg");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3734
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3735
    if ((hw->mac_type == e1000_80003es2lan) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3736
        (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3737
        swfw = E1000_SWFW_PHY1_SM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3738
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3739
        swfw = E1000_SWFW_PHY0_SM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3740
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3741
    if (e1000_swfw_sync_acquire(hw, swfw))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3742
        return -E1000_ERR_SWFW_SYNC;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3743
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3744
    /* Write register address */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3745
    reg_val = ((reg_addr << E1000_KUMCTRLSTA_OFFSET_SHIFT) &
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3746
              E1000_KUMCTRLSTA_OFFSET) |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3747
              E1000_KUMCTRLSTA_REN;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3748
    E1000_WRITE_REG(hw, KUMCTRLSTA, reg_val);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3749
    udelay(2);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3750
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3751
    /* Read the data returned */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3752
    reg_val = E1000_READ_REG(hw, KUMCTRLSTA);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3753
    *data = (u16)reg_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3754
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3755
    e1000_swfw_sync_release(hw, swfw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3756
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3757
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3758
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3759
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3760
e1000_write_kmrn_reg(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3761
                     u32 reg_addr,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3762
                     u16 data)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3763
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3764
    u32 reg_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3765
    u16 swfw;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3766
    DEBUGFUNC("e1000_write_kmrn_reg");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3767
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3768
    if ((hw->mac_type == e1000_80003es2lan) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3769
        (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3770
        swfw = E1000_SWFW_PHY1_SM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3771
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3772
        swfw = E1000_SWFW_PHY0_SM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3773
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3774
    if (e1000_swfw_sync_acquire(hw, swfw))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3775
        return -E1000_ERR_SWFW_SYNC;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3776
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3777
    reg_val = ((reg_addr << E1000_KUMCTRLSTA_OFFSET_SHIFT) &
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3778
              E1000_KUMCTRLSTA_OFFSET) | data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3779
    E1000_WRITE_REG(hw, KUMCTRLSTA, reg_val);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3780
    udelay(2);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3781
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3782
    e1000_swfw_sync_release(hw, swfw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3783
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3784
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3785
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3786
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3787
* Returns the PHY to the power-on reset state
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3788
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3789
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3790
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3791
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3792
e1000_phy_hw_reset(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3793
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3794
    u32 ctrl, ctrl_ext;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3795
    u32 led_ctrl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3796
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3797
    u16 swfw;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3798
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3799
    DEBUGFUNC("e1000_phy_hw_reset");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3800
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3801
    /* In the case of the phy reset being blocked, it's not an error, we
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3802
     * simply return success without performing the reset. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3803
    ret_val = e1000_check_phy_reset_block(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3804
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3805
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3806
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3807
    DEBUGOUT("Resetting Phy...\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3808
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3809
    if (hw->mac_type > e1000_82543) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3810
        if ((hw->mac_type == e1000_80003es2lan) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3811
            (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3812
            swfw = E1000_SWFW_PHY1_SM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3813
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3814
            swfw = E1000_SWFW_PHY0_SM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3815
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3816
        if (e1000_swfw_sync_acquire(hw, swfw)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3817
            DEBUGOUT("Unable to acquire swfw sync\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3818
            return -E1000_ERR_SWFW_SYNC;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3819
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3820
        /* Read the device control register and assert the E1000_CTRL_PHY_RST
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3821
         * bit. Then, take it out of reset.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3822
         * For pre-e1000_82571 hardware, we delay for 10ms between the assert
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3823
         * and deassert.  For e1000_82571 hardware and later, we instead delay
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3824
         * for 50us between and 10ms after the deassertion.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3825
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3826
        ctrl = E1000_READ_REG(hw, CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3827
        E1000_WRITE_REG(hw, CTRL, ctrl | E1000_CTRL_PHY_RST);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3828
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3829
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3830
        if (hw->mac_type < e1000_82571)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3831
            msleep(10);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3832
        else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3833
            udelay(100);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3834
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3835
        E1000_WRITE_REG(hw, CTRL, ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3836
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3837
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3838
        if (hw->mac_type >= e1000_82571)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3839
            mdelay(10);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3840
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3841
        e1000_swfw_sync_release(hw, swfw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3842
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3843
        /* Read the Extended Device Control Register, assert the PHY_RESET_DIR
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3844
         * bit to put the PHY into reset. Then, take it out of reset.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3845
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3846
        ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3847
        ctrl_ext |= E1000_CTRL_EXT_SDP4_DIR;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3848
        ctrl_ext &= ~E1000_CTRL_EXT_SDP4_DATA;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3849
        E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3850
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3851
        msleep(10);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3852
        ctrl_ext |= E1000_CTRL_EXT_SDP4_DATA;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3853
        E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3854
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3855
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3856
    udelay(150);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3857
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3858
    if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3859
        /* Configure activity LED after PHY reset */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3860
        led_ctrl = E1000_READ_REG(hw, LEDCTL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3861
        led_ctrl &= IGP_ACTIVITY_LED_MASK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3862
        led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3863
        E1000_WRITE_REG(hw, LEDCTL, led_ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3864
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3865
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3866
    /* Wait for FW to finish PHY configuration. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3867
    ret_val = e1000_get_phy_cfg_done(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3868
    if (ret_val != E1000_SUCCESS)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3869
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3870
    e1000_release_software_semaphore(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3871
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3872
    if ((hw->mac_type == e1000_ich8lan) && (hw->phy_type == e1000_phy_igp_3))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3873
        ret_val = e1000_init_lcd_from_nvm(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3874
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3875
    return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3876
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3877
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3878
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3879
* Resets the PHY
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3880
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3881
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3882
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3883
* Sets bit 15 of the MII Control register
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3884
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3885
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3886
e1000_phy_reset(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3887
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3888
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3889
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3890
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3891
    DEBUGFUNC("e1000_phy_reset");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3892
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3893
    /* In the case of the phy reset being blocked, it's not an error, we
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3894
     * simply return success without performing the reset. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3895
    ret_val = e1000_check_phy_reset_block(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3896
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3897
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3898
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3899
    switch (hw->phy_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3900
    case e1000_phy_igp:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3901
    case e1000_phy_igp_2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3902
    case e1000_phy_igp_3:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3903
    case e1000_phy_ife:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3904
        ret_val = e1000_phy_hw_reset(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3905
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3906
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3907
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3908
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3909
        ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3910
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3911
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3912
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3913
        phy_data |= MII_CR_RESET;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3914
        ret_val = e1000_write_phy_reg(hw, PHY_CTRL, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3915
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3916
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3917
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3918
        udelay(1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3919
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3920
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3921
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3922
    if (hw->phy_type == e1000_phy_igp || hw->phy_type == e1000_phy_igp_2)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3923
        e1000_phy_init_script(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3924
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3925
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3926
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3927
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3928
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3929
* Work-around for 82566 power-down: on D3 entry-
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3930
* 1) disable gigabit link
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3931
* 2) write VR power-down enable
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3932
* 3) read it back
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3933
* if successful continue, else issue LCD reset and repeat
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3934
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3935
* hw - struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3936
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3937
void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3938
e1000_phy_powerdown_workaround(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3939
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3940
    s32 reg;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3941
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3942
    s32 retry = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3943
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3944
    DEBUGFUNC("e1000_phy_powerdown_workaround");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3945
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3946
    if (hw->phy_type != e1000_phy_igp_3)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3947
        return;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3948
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3949
    do {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3950
        /* Disable link */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3951
        reg = E1000_READ_REG(hw, PHY_CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3952
        E1000_WRITE_REG(hw, PHY_CTRL, reg | E1000_PHY_CTRL_GBE_DISABLE |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3953
                        E1000_PHY_CTRL_NOND0A_GBE_DISABLE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3954
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3955
        /* Write VR power-down enable - bits 9:8 should be 10b */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3956
        e1000_read_phy_reg(hw, IGP3_VR_CTRL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3957
        phy_data |= (1 << 9);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3958
        phy_data &= ~(1 << 8);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3959
        e1000_write_phy_reg(hw, IGP3_VR_CTRL, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3960
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3961
        /* Read it back and test */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3962
        e1000_read_phy_reg(hw, IGP3_VR_CTRL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3963
        if (((phy_data & IGP3_VR_CTRL_MODE_MASK) == IGP3_VR_CTRL_MODE_SHUT) || retry)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3964
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3965
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3966
        /* Issue PHY reset and repeat at most one more time */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3967
        reg = E1000_READ_REG(hw, CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3968
        E1000_WRITE_REG(hw, CTRL, reg | E1000_CTRL_PHY_RST);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3969
        retry++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3970
    } while (retry);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3971
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3972
    return;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3973
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3974
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3975
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3976
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3977
* Work-around for 82566 Kumeran PCS lock loss:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3978
* On link status change (i.e. PCI reset, speed change) and link is up and
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3979
* speed is gigabit-
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3980
* 0) if workaround is optionally disabled do nothing
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3981
* 1) wait 1ms for Kumeran link to come up
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3982
* 2) check Kumeran Diagnostic register PCS lock loss bit
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3983
* 3) if not set the link is locked (all is good), otherwise...
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3984
* 4) reset the PHY
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3985
* 5) repeat up to 10 times
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3986
* Note: this is only called for IGP3 copper when speed is 1gb.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3987
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3988
* hw - struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3989
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3990
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3991
e1000_kumeran_lock_loss_workaround(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3992
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3993
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3994
    s32 reg;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3995
    s32 cnt;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3996
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3997
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3998
    if (hw->kmrn_lock_loss_workaround_disabled)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3999
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4000
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4001
    /* Make sure link is up before proceeding.  If not just return.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4002
     * Attempting this while link is negotiating fouled up link
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4003
     * stability */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4004
    ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4005
    ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4006
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4007
    if (phy_data & MII_SR_LINK_STATUS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4008
        for (cnt = 0; cnt < 10; cnt++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4009
            /* read once to clear */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4010
            ret_val = e1000_read_phy_reg(hw, IGP3_KMRN_DIAG, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4011
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4012
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4013
            /* and again to get new status */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4014
            ret_val = e1000_read_phy_reg(hw, IGP3_KMRN_DIAG, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4015
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4016
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4017
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4018
            /* check for PCS lock */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4019
            if (!(phy_data & IGP3_KMRN_DIAG_PCS_LOCK_LOSS))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4020
                return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4021
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4022
            /* Issue PHY reset */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4023
            e1000_phy_hw_reset(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4024
            mdelay(5);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4025
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4026
        /* Disable GigE link negotiation */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4027
        reg = E1000_READ_REG(hw, PHY_CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4028
        E1000_WRITE_REG(hw, PHY_CTRL, reg | E1000_PHY_CTRL_GBE_DISABLE |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4029
                        E1000_PHY_CTRL_NOND0A_GBE_DISABLE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4030
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4031
        /* unable to acquire PCS lock */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4032
        return E1000_ERR_PHY;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4033
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4034
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4035
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4036
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4037
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4038
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4039
* Probes the expected PHY address for known PHY IDs
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4040
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4041
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4042
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4043
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4044
e1000_detect_gig_phy(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4045
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4046
    s32 phy_init_status, ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4047
    u16 phy_id_high, phy_id_low;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4048
    bool match = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4049
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4050
    DEBUGFUNC("e1000_detect_gig_phy");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4051
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4052
    if (hw->phy_id != 0)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4053
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4054
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4055
    /* The 82571 firmware may still be configuring the PHY.  In this
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4056
     * case, we cannot access the PHY until the configuration is done.  So
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4057
     * we explicitly set the PHY values. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4058
    if (hw->mac_type == e1000_82571 ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4059
        hw->mac_type == e1000_82572) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4060
        hw->phy_id = IGP01E1000_I_PHY_ID;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4061
        hw->phy_type = e1000_phy_igp_2;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4062
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4063
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4064
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4065
    /* ESB-2 PHY reads require e1000_phy_gg82563 to be set because of a work-
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4066
     * around that forces PHY page 0 to be set or the reads fail.  The rest of
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4067
     * the code in this routine uses e1000_read_phy_reg to read the PHY ID.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4068
     * So for ESB-2 we need to have this set so our reads won't fail.  If the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4069
     * attached PHY is not a e1000_phy_gg82563, the routines below will figure
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4070
     * this out as well. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4071
    if (hw->mac_type == e1000_80003es2lan)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4072
        hw->phy_type = e1000_phy_gg82563;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4073
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4074
    /* Read the PHY ID Registers to identify which PHY is onboard. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4075
    ret_val = e1000_read_phy_reg(hw, PHY_ID1, &phy_id_high);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4076
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4077
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4078
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4079
    hw->phy_id = (u32) (phy_id_high << 16);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4080
    udelay(20);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4081
    ret_val = e1000_read_phy_reg(hw, PHY_ID2, &phy_id_low);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4082
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4083
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4084
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4085
    hw->phy_id |= (u32) (phy_id_low & PHY_REVISION_MASK);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4086
    hw->phy_revision = (u32) phy_id_low & ~PHY_REVISION_MASK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4087
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4088
    switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4089
    case e1000_82543:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4090
        if (hw->phy_id == M88E1000_E_PHY_ID) match = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4091
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4092
    case e1000_82544:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4093
        if (hw->phy_id == M88E1000_I_PHY_ID) match = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4094
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4095
    case e1000_82540:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4096
    case e1000_82545:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4097
    case e1000_82545_rev_3:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4098
    case e1000_82546:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4099
    case e1000_82546_rev_3:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4100
        if (hw->phy_id == M88E1011_I_PHY_ID) match = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4101
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4102
    case e1000_82541:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4103
    case e1000_82541_rev_2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4104
    case e1000_82547:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4105
    case e1000_82547_rev_2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4106
        if (hw->phy_id == IGP01E1000_I_PHY_ID) match = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4107
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4108
    case e1000_82573:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4109
        if (hw->phy_id == M88E1111_I_PHY_ID) match = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4110
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4111
    case e1000_80003es2lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4112
        if (hw->phy_id == GG82563_E_PHY_ID) match = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4113
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4114
    case e1000_ich8lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4115
        if (hw->phy_id == IGP03E1000_E_PHY_ID) match = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4116
        if (hw->phy_id == IFE_E_PHY_ID) match = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4117
        if (hw->phy_id == IFE_PLUS_E_PHY_ID) match = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4118
        if (hw->phy_id == IFE_C_E_PHY_ID) match = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4119
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4120
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4121
        DEBUGOUT1("Invalid MAC type %d\n", hw->mac_type);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4122
        return -E1000_ERR_CONFIG;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4123
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4124
    phy_init_status = e1000_set_phy_type(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4125
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4126
    if ((match) && (phy_init_status == E1000_SUCCESS)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4127
        DEBUGOUT1("PHY ID 0x%X detected\n", hw->phy_id);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4128
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4129
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4130
    DEBUGOUT1("Invalid PHY ID 0x%X\n", hw->phy_id);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4131
    return -E1000_ERR_PHY;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4132
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4133
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4134
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4135
* Resets the PHY's DSP
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4136
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4137
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4138
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4139
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4140
e1000_phy_reset_dsp(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4141
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4142
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4143
    DEBUGFUNC("e1000_phy_reset_dsp");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4144
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4145
    do {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4146
        if (hw->phy_type != e1000_phy_gg82563) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4147
            ret_val = e1000_write_phy_reg(hw, 29, 0x001d);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4148
            if (ret_val) break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4149
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4150
        ret_val = e1000_write_phy_reg(hw, 30, 0x00c1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4151
        if (ret_val) break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4152
        ret_val = e1000_write_phy_reg(hw, 30, 0x0000);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4153
        if (ret_val) break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4154
        ret_val = E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4155
    } while (0);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4156
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4157
    return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4158
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4159
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4160
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4161
* Get PHY information from various PHY registers for igp PHY only.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4162
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4163
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4164
* phy_info - PHY information structure
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4165
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4166
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4167
e1000_phy_igp_get_info(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4168
                       struct e1000_phy_info *phy_info)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4169
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4170
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4171
    u16 phy_data, min_length, max_length, average;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4172
    e1000_rev_polarity polarity;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4173
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4174
    DEBUGFUNC("e1000_phy_igp_get_info");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4175
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4176
    /* The downshift status is checked only once, after link is established,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4177
     * and it stored in the hw->speed_downgraded parameter. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4178
    phy_info->downshift = (e1000_downshift)hw->speed_downgraded;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4179
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4180
    /* IGP01E1000 does not need to support it. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4181
    phy_info->extended_10bt_distance = e1000_10bt_ext_dist_enable_normal;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4182
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4183
    /* IGP01E1000 always correct polarity reversal */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4184
    phy_info->polarity_correction = e1000_polarity_reversal_enabled;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4185
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4186
    /* Check polarity status */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4187
    ret_val = e1000_check_polarity(hw, &polarity);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4188
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4189
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4190
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4191
    phy_info->cable_polarity = polarity;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4192
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4193
    ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_STATUS, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4194
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4195
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4196
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4197
    phy_info->mdix_mode = (e1000_auto_x_mode)((phy_data & IGP01E1000_PSSR_MDIX) >>
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4198
                          IGP01E1000_PSSR_MDIX_SHIFT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4199
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4200
    if ((phy_data & IGP01E1000_PSSR_SPEED_MASK) ==
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4201
       IGP01E1000_PSSR_SPEED_1000MBPS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4202
        /* Local/Remote Receiver Information are only valid at 1000 Mbps */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4203
        ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4204
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4205
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4206
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4207
        phy_info->local_rx = ((phy_data & SR_1000T_LOCAL_RX_STATUS) >>
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4208
                             SR_1000T_LOCAL_RX_STATUS_SHIFT) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4209
                             e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4210
        phy_info->remote_rx = ((phy_data & SR_1000T_REMOTE_RX_STATUS) >>
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4211
                              SR_1000T_REMOTE_RX_STATUS_SHIFT) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4212
                              e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4213
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4214
        /* Get cable length */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4215
        ret_val = e1000_get_cable_length(hw, &min_length, &max_length);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4216
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4217
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4218
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4219
        /* Translate to old method */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4220
        average = (max_length + min_length) / 2;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4221
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4222
        if (average <= e1000_igp_cable_length_50)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4223
            phy_info->cable_length = e1000_cable_length_50;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4224
        else if (average <= e1000_igp_cable_length_80)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4225
            phy_info->cable_length = e1000_cable_length_50_80;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4226
        else if (average <= e1000_igp_cable_length_110)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4227
            phy_info->cable_length = e1000_cable_length_80_110;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4228
        else if (average <= e1000_igp_cable_length_140)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4229
            phy_info->cable_length = e1000_cable_length_110_140;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4230
        else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4231
            phy_info->cable_length = e1000_cable_length_140;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4232
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4233
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4234
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4235
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4236
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4237
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4238
* Get PHY information from various PHY registers for ife PHY only.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4239
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4240
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4241
* phy_info - PHY information structure
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4242
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4243
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4244
e1000_phy_ife_get_info(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4245
                       struct e1000_phy_info *phy_info)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4246
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4247
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4248
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4249
    e1000_rev_polarity polarity;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4250
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4251
    DEBUGFUNC("e1000_phy_ife_get_info");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4252
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4253
    phy_info->downshift = (e1000_downshift)hw->speed_downgraded;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4254
    phy_info->extended_10bt_distance = e1000_10bt_ext_dist_enable_normal;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4255
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4256
    ret_val = e1000_read_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4257
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4258
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4259
    phy_info->polarity_correction =
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4260
                        ((phy_data & IFE_PSC_AUTO_POLARITY_DISABLE) >>
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4261
                        IFE_PSC_AUTO_POLARITY_DISABLE_SHIFT) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4262
                        e1000_polarity_reversal_disabled : e1000_polarity_reversal_enabled;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4263
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4264
    if (phy_info->polarity_correction == e1000_polarity_reversal_enabled) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4265
        ret_val = e1000_check_polarity(hw, &polarity);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4266
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4267
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4268
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4269
        /* Polarity is forced. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4270
        polarity = ((phy_data & IFE_PSC_FORCE_POLARITY) >>
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4271
                     IFE_PSC_FORCE_POLARITY_SHIFT) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4272
                     e1000_rev_polarity_reversed : e1000_rev_polarity_normal;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4273
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4274
    phy_info->cable_polarity = polarity;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4275
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4276
    ret_val = e1000_read_phy_reg(hw, IFE_PHY_MDIX_CONTROL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4277
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4278
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4279
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4280
    phy_info->mdix_mode = (e1000_auto_x_mode)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4281
                     ((phy_data & (IFE_PMC_AUTO_MDIX | IFE_PMC_FORCE_MDIX)) >>
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4282
                     IFE_PMC_MDIX_MODE_SHIFT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4283
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4284
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4285
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4286
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4287
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4288
* Get PHY information from various PHY registers fot m88 PHY only.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4289
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4290
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4291
* phy_info - PHY information structure
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4292
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4293
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4294
e1000_phy_m88_get_info(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4295
                       struct e1000_phy_info *phy_info)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4296
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4297
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4298
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4299
    e1000_rev_polarity polarity;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4300
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4301
    DEBUGFUNC("e1000_phy_m88_get_info");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4302
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4303
    /* The downshift status is checked only once, after link is established,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4304
     * and it stored in the hw->speed_downgraded parameter. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4305
    phy_info->downshift = (e1000_downshift)hw->speed_downgraded;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4306
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4307
    ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4308
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4309
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4310
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4311
    phy_info->extended_10bt_distance =
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4312
        ((phy_data & M88E1000_PSCR_10BT_EXT_DIST_ENABLE) >>
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4313
        M88E1000_PSCR_10BT_EXT_DIST_ENABLE_SHIFT) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4314
        e1000_10bt_ext_dist_enable_lower : e1000_10bt_ext_dist_enable_normal;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4315
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4316
    phy_info->polarity_correction =
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4317
        ((phy_data & M88E1000_PSCR_POLARITY_REVERSAL) >>
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4318
        M88E1000_PSCR_POLARITY_REVERSAL_SHIFT) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4319
        e1000_polarity_reversal_disabled : e1000_polarity_reversal_enabled;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4320
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4321
    /* Check polarity status */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4322
    ret_val = e1000_check_polarity(hw, &polarity);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4323
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4324
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4325
    phy_info->cable_polarity = polarity;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4326
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4327
    ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4328
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4329
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4330
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4331
    phy_info->mdix_mode = (e1000_auto_x_mode)((phy_data & M88E1000_PSSR_MDIX) >>
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4332
                          M88E1000_PSSR_MDIX_SHIFT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4333
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4334
    if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_1000MBS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4335
        /* Cable Length Estimation and Local/Remote Receiver Information
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4336
         * are only valid at 1000 Mbps.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4337
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4338
        if (hw->phy_type != e1000_phy_gg82563) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4339
            phy_info->cable_length = (e1000_cable_length)((phy_data & M88E1000_PSSR_CABLE_LENGTH) >>
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4340
                                      M88E1000_PSSR_CABLE_LENGTH_SHIFT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4341
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4342
            ret_val = e1000_read_phy_reg(hw, GG82563_PHY_DSP_DISTANCE,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4343
                                         &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4344
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4345
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4346
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4347
            phy_info->cable_length = (e1000_cable_length)(phy_data & GG82563_DSPD_CABLE_LENGTH);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4348
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4349
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4350
        ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4351
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4352
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4353
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4354
        phy_info->local_rx = ((phy_data & SR_1000T_LOCAL_RX_STATUS) >>
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4355
                             SR_1000T_LOCAL_RX_STATUS_SHIFT) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4356
                             e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4357
        phy_info->remote_rx = ((phy_data & SR_1000T_REMOTE_RX_STATUS) >>
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4358
                              SR_1000T_REMOTE_RX_STATUS_SHIFT) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4359
                              e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4360
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4361
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4362
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4363
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4364
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4365
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4366
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4367
* Get PHY information from various PHY registers
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4368
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4369
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4370
* phy_info - PHY information structure
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4371
******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4372
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4373
e1000_phy_get_info(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4374
                   struct e1000_phy_info *phy_info)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4375
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4376
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4377
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4378
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4379
    DEBUGFUNC("e1000_phy_get_info");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4380
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4381
    phy_info->cable_length = e1000_cable_length_undefined;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4382
    phy_info->extended_10bt_distance = e1000_10bt_ext_dist_enable_undefined;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4383
    phy_info->cable_polarity = e1000_rev_polarity_undefined;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4384
    phy_info->downshift = e1000_downshift_undefined;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4385
    phy_info->polarity_correction = e1000_polarity_reversal_undefined;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4386
    phy_info->mdix_mode = e1000_auto_x_mode_undefined;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4387
    phy_info->local_rx = e1000_1000t_rx_status_undefined;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4388
    phy_info->remote_rx = e1000_1000t_rx_status_undefined;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4389
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4390
    if (hw->media_type != e1000_media_type_copper) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4391
        DEBUGOUT("PHY info is only valid for copper media\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4392
        return -E1000_ERR_CONFIG;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4393
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4394
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4395
    ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4396
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4397
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4398
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4399
    ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4400
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4401
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4402
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4403
    if ((phy_data & MII_SR_LINK_STATUS) != MII_SR_LINK_STATUS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4404
        DEBUGOUT("PHY info is only valid if link is up\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4405
        return -E1000_ERR_CONFIG;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4406
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4407
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4408
    if (hw->phy_type == e1000_phy_igp ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4409
        hw->phy_type == e1000_phy_igp_3 ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4410
        hw->phy_type == e1000_phy_igp_2)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4411
        return e1000_phy_igp_get_info(hw, phy_info);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4412
    else if (hw->phy_type == e1000_phy_ife)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4413
        return e1000_phy_ife_get_info(hw, phy_info);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4414
    else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4415
        return e1000_phy_m88_get_info(hw, phy_info);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4416
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4417
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4418
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4419
e1000_validate_mdi_setting(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4420
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4421
    DEBUGFUNC("e1000_validate_mdi_settings");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4422
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4423
    if (!hw->autoneg && (hw->mdix == 0 || hw->mdix == 3)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4424
        DEBUGOUT("Invalid MDI setting detected\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4425
        hw->mdix = 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4426
        return -E1000_ERR_CONFIG;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4427
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4428
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4429
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4430
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4431
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4432
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4433
 * Sets up eeprom variables in the hw struct.  Must be called after mac_type
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4434
 * is configured.  Additionally, if this is ICH8, the flash controller GbE
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4435
 * registers must be mapped, or this will crash.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4436
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4437
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4438
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4439
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4440
e1000_init_eeprom_params(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4441
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4442
    struct e1000_eeprom_info *eeprom = &hw->eeprom;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4443
    u32 eecd = E1000_READ_REG(hw, EECD);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4444
    s32 ret_val = E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4445
    u16 eeprom_size;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4446
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4447
    DEBUGFUNC("e1000_init_eeprom_params");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4448
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4449
    switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4450
    case e1000_82542_rev2_0:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4451
    case e1000_82542_rev2_1:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4452
    case e1000_82543:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4453
    case e1000_82544:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4454
        eeprom->type = e1000_eeprom_microwire;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4455
        eeprom->word_size = 64;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4456
        eeprom->opcode_bits = 3;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4457
        eeprom->address_bits = 6;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4458
        eeprom->delay_usec = 50;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4459
        eeprom->use_eerd = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4460
        eeprom->use_eewr = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4461
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4462
    case e1000_82540:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4463
    case e1000_82545:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4464
    case e1000_82545_rev_3:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4465
    case e1000_82546:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4466
    case e1000_82546_rev_3:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4467
        eeprom->type = e1000_eeprom_microwire;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4468
        eeprom->opcode_bits = 3;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4469
        eeprom->delay_usec = 50;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4470
        if (eecd & E1000_EECD_SIZE) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4471
            eeprom->word_size = 256;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4472
            eeprom->address_bits = 8;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4473
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4474
            eeprom->word_size = 64;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4475
            eeprom->address_bits = 6;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4476
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4477
        eeprom->use_eerd = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4478
        eeprom->use_eewr = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4479
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4480
    case e1000_82541:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4481
    case e1000_82541_rev_2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4482
    case e1000_82547:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4483
    case e1000_82547_rev_2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4484
        if (eecd & E1000_EECD_TYPE) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4485
            eeprom->type = e1000_eeprom_spi;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4486
            eeprom->opcode_bits = 8;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4487
            eeprom->delay_usec = 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4488
            if (eecd & E1000_EECD_ADDR_BITS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4489
                eeprom->page_size = 32;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4490
                eeprom->address_bits = 16;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4491
            } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4492
                eeprom->page_size = 8;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4493
                eeprom->address_bits = 8;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4494
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4495
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4496
            eeprom->type = e1000_eeprom_microwire;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4497
            eeprom->opcode_bits = 3;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4498
            eeprom->delay_usec = 50;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4499
            if (eecd & E1000_EECD_ADDR_BITS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4500
                eeprom->word_size = 256;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4501
                eeprom->address_bits = 8;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4502
            } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4503
                eeprom->word_size = 64;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4504
                eeprom->address_bits = 6;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4505
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4506
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4507
        eeprom->use_eerd = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4508
        eeprom->use_eewr = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4509
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4510
    case e1000_82571:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4511
    case e1000_82572:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4512
        eeprom->type = e1000_eeprom_spi;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4513
        eeprom->opcode_bits = 8;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4514
        eeprom->delay_usec = 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4515
        if (eecd & E1000_EECD_ADDR_BITS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4516
            eeprom->page_size = 32;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4517
            eeprom->address_bits = 16;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4518
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4519
            eeprom->page_size = 8;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4520
            eeprom->address_bits = 8;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4521
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4522
        eeprom->use_eerd = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4523
        eeprom->use_eewr = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4524
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4525
    case e1000_82573:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4526
        eeprom->type = e1000_eeprom_spi;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4527
        eeprom->opcode_bits = 8;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4528
        eeprom->delay_usec = 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4529
        if (eecd & E1000_EECD_ADDR_BITS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4530
            eeprom->page_size = 32;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4531
            eeprom->address_bits = 16;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4532
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4533
            eeprom->page_size = 8;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4534
            eeprom->address_bits = 8;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4535
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4536
        eeprom->use_eerd = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4537
        eeprom->use_eewr = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4538
        if (!e1000_is_onboard_nvm_eeprom(hw)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4539
            eeprom->type = e1000_eeprom_flash;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4540
            eeprom->word_size = 2048;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4541
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4542
            /* Ensure that the Autonomous FLASH update bit is cleared due to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4543
             * Flash update issue on parts which use a FLASH for NVM. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4544
            eecd &= ~E1000_EECD_AUPDEN;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4545
            E1000_WRITE_REG(hw, EECD, eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4546
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4547
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4548
    case e1000_80003es2lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4549
        eeprom->type = e1000_eeprom_spi;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4550
        eeprom->opcode_bits = 8;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4551
        eeprom->delay_usec = 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4552
        if (eecd & E1000_EECD_ADDR_BITS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4553
            eeprom->page_size = 32;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4554
            eeprom->address_bits = 16;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4555
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4556
            eeprom->page_size = 8;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4557
            eeprom->address_bits = 8;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4558
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4559
        eeprom->use_eerd = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4560
        eeprom->use_eewr = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4561
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4562
    case e1000_ich8lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4563
        {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4564
        s32  i = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4565
        u32 flash_size = E1000_READ_ICH_FLASH_REG(hw, ICH_FLASH_GFPREG);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4566
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4567
        eeprom->type = e1000_eeprom_ich8;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4568
        eeprom->use_eerd = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4569
        eeprom->use_eewr = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4570
        eeprom->word_size = E1000_SHADOW_RAM_WORDS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4571
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4572
        /* Zero the shadow RAM structure. But don't load it from NVM
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4573
         * so as to save time for driver init */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4574
        if (hw->eeprom_shadow_ram != NULL) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4575
            for (i = 0; i < E1000_SHADOW_RAM_WORDS; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4576
                hw->eeprom_shadow_ram[i].modified = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4577
                hw->eeprom_shadow_ram[i].eeprom_word = 0xFFFF;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4578
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4579
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4580
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4581
        hw->flash_base_addr = (flash_size & ICH_GFPREG_BASE_MASK) *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4582
                              ICH_FLASH_SECTOR_SIZE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4583
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4584
        hw->flash_bank_size = ((flash_size >> 16) & ICH_GFPREG_BASE_MASK) + 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4585
        hw->flash_bank_size -= (flash_size & ICH_GFPREG_BASE_MASK);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4586
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4587
        hw->flash_bank_size *= ICH_FLASH_SECTOR_SIZE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4588
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4589
        hw->flash_bank_size /= 2 * sizeof(u16);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4590
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4591
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4592
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4593
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4594
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4595
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4596
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4597
    if (eeprom->type == e1000_eeprom_spi) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4598
        /* eeprom_size will be an enum [0..8] that maps to eeprom sizes 128B to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4599
         * 32KB (incremented by powers of 2).
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4600
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4601
        if (hw->mac_type <= e1000_82547_rev_2) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4602
            /* Set to default value for initial eeprom read. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4603
            eeprom->word_size = 64;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4604
            ret_val = e1000_read_eeprom(hw, EEPROM_CFG, 1, &eeprom_size);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4605
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4606
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4607
            eeprom_size = (eeprom_size & EEPROM_SIZE_MASK) >> EEPROM_SIZE_SHIFT;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4608
            /* 256B eeprom size was not supported in earlier hardware, so we
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4609
             * bump eeprom_size up one to ensure that "1" (which maps to 256B)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4610
             * is never the result used in the shifting logic below. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4611
            if (eeprom_size)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4612
                eeprom_size++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4613
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4614
            eeprom_size = (u16)((eecd & E1000_EECD_SIZE_EX_MASK) >>
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4615
                          E1000_EECD_SIZE_EX_SHIFT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4616
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4617
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4618
        eeprom->word_size = 1 << (eeprom_size + EEPROM_WORD_SIZE_SHIFT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4619
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4620
    return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4621
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4622
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4623
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4624
 * Raises the EEPROM's clock input.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4625
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4626
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4627
 * eecd - EECD's current value
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4628
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4629
static void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4630
e1000_raise_ee_clk(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4631
                   u32 *eecd)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4632
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4633
    /* Raise the clock input to the EEPROM (by setting the SK bit), and then
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4634
     * wait <delay> microseconds.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4635
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4636
    *eecd = *eecd | E1000_EECD_SK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4637
    E1000_WRITE_REG(hw, EECD, *eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4638
    E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4639
    udelay(hw->eeprom.delay_usec);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4640
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4641
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4642
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4643
 * Lowers the EEPROM's clock input.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4644
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4645
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4646
 * eecd - EECD's current value
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4647
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4648
static void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4649
e1000_lower_ee_clk(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4650
                   u32 *eecd)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4651
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4652
    /* Lower the clock input to the EEPROM (by clearing the SK bit), and then
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4653
     * wait 50 microseconds.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4654
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4655
    *eecd = *eecd & ~E1000_EECD_SK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4656
    E1000_WRITE_REG(hw, EECD, *eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4657
    E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4658
    udelay(hw->eeprom.delay_usec);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4659
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4660
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4661
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4662
 * Shift data bits out to the EEPROM.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4663
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4664
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4665
 * data - data to send to the EEPROM
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4666
 * count - number of bits to shift out
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4667
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4668
static void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4669
e1000_shift_out_ee_bits(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4670
                        u16 data,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4671
                        u16 count)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4672
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4673
    struct e1000_eeprom_info *eeprom = &hw->eeprom;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4674
    u32 eecd;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4675
    u32 mask;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4676
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4677
    /* We need to shift "count" bits out to the EEPROM. So, value in the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4678
     * "data" parameter will be shifted out to the EEPROM one bit at a time.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4679
     * In order to do this, "data" must be broken down into bits.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4680
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4681
    mask = 0x01 << (count - 1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4682
    eecd = E1000_READ_REG(hw, EECD);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4683
    if (eeprom->type == e1000_eeprom_microwire) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4684
        eecd &= ~E1000_EECD_DO;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4685
    } else if (eeprom->type == e1000_eeprom_spi) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4686
        eecd |= E1000_EECD_DO;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4687
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4688
    do {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4689
        /* A "1" is shifted out to the EEPROM by setting bit "DI" to a "1",
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4690
         * and then raising and then lowering the clock (the SK bit controls
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4691
         * the clock input to the EEPROM).  A "0" is shifted out to the EEPROM
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4692
         * by setting "DI" to "0" and then raising and then lowering the clock.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4693
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4694
        eecd &= ~E1000_EECD_DI;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4695
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4696
        if (data & mask)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4697
            eecd |= E1000_EECD_DI;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4698
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4699
        E1000_WRITE_REG(hw, EECD, eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4700
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4701
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4702
        udelay(eeprom->delay_usec);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4703
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4704
        e1000_raise_ee_clk(hw, &eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4705
        e1000_lower_ee_clk(hw, &eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4706
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4707
        mask = mask >> 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4708
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4709
    } while (mask);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4710
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4711
    /* We leave the "DI" bit set to "0" when we leave this routine. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4712
    eecd &= ~E1000_EECD_DI;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4713
    E1000_WRITE_REG(hw, EECD, eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4714
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4715
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4716
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4717
 * Shift data bits in from the EEPROM
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4718
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4719
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4720
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4721
static u16
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4722
e1000_shift_in_ee_bits(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4723
                       u16 count)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4724
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4725
    u32 eecd;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4726
    u32 i;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4727
    u16 data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4728
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4729
    /* In order to read a register from the EEPROM, we need to shift 'count'
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4730
     * bits in from the EEPROM. Bits are "shifted in" by raising the clock
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4731
     * input to the EEPROM (setting the SK bit), and then reading the value of
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4732
     * the "DO" bit.  During this "shifting in" process the "DI" bit should
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4733
     * always be clear.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4734
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4735
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4736
    eecd = E1000_READ_REG(hw, EECD);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4737
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4738
    eecd &= ~(E1000_EECD_DO | E1000_EECD_DI);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4739
    data = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4740
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4741
    for (i = 0; i < count; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4742
        data = data << 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4743
        e1000_raise_ee_clk(hw, &eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4744
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4745
        eecd = E1000_READ_REG(hw, EECD);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4746
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4747
        eecd &= ~(E1000_EECD_DI);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4748
        if (eecd & E1000_EECD_DO)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4749
            data |= 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4750
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4751
        e1000_lower_ee_clk(hw, &eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4752
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4753
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4754
    return data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4755
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4756
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4757
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4758
 * Prepares EEPROM for access
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4759
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4760
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4761
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4762
 * Lowers EEPROM clock. Clears input pin. Sets the chip select pin. This
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4763
 * function should be called before issuing a command to the EEPROM.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4764
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4765
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4766
e1000_acquire_eeprom(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4767
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4768
    struct e1000_eeprom_info *eeprom = &hw->eeprom;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4769
    u32 eecd, i=0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4770
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4771
    DEBUGFUNC("e1000_acquire_eeprom");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4772
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4773
    if (e1000_swfw_sync_acquire(hw, E1000_SWFW_EEP_SM))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4774
        return -E1000_ERR_SWFW_SYNC;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4775
    eecd = E1000_READ_REG(hw, EECD);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4776
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4777
    if (hw->mac_type != e1000_82573) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4778
        /* Request EEPROM Access */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4779
        if (hw->mac_type > e1000_82544) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4780
            eecd |= E1000_EECD_REQ;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4781
            E1000_WRITE_REG(hw, EECD, eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4782
            eecd = E1000_READ_REG(hw, EECD);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4783
            while ((!(eecd & E1000_EECD_GNT)) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4784
                  (i < E1000_EEPROM_GRANT_ATTEMPTS)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4785
                i++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4786
                udelay(5);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4787
                eecd = E1000_READ_REG(hw, EECD);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4788
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4789
            if (!(eecd & E1000_EECD_GNT)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4790
                eecd &= ~E1000_EECD_REQ;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4791
                E1000_WRITE_REG(hw, EECD, eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4792
                DEBUGOUT("Could not acquire EEPROM grant\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4793
                e1000_swfw_sync_release(hw, E1000_SWFW_EEP_SM);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4794
                return -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4795
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4796
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4797
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4798
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4799
    /* Setup EEPROM for Read/Write */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4800
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4801
    if (eeprom->type == e1000_eeprom_microwire) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4802
        /* Clear SK and DI */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4803
        eecd &= ~(E1000_EECD_DI | E1000_EECD_SK);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4804
        E1000_WRITE_REG(hw, EECD, eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4805
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4806
        /* Set CS */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4807
        eecd |= E1000_EECD_CS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4808
        E1000_WRITE_REG(hw, EECD, eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4809
    } else if (eeprom->type == e1000_eeprom_spi) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4810
        /* Clear SK and CS */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4811
        eecd &= ~(E1000_EECD_CS | E1000_EECD_SK);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4812
        E1000_WRITE_REG(hw, EECD, eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4813
        udelay(1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4814
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4815
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4816
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4817
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4818
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4819
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4820
 * Returns EEPROM to a "standby" state
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4821
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4822
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4823
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4824
static void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4825
e1000_standby_eeprom(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4826
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4827
    struct e1000_eeprom_info *eeprom = &hw->eeprom;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4828
    u32 eecd;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4829
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4830
    eecd = E1000_READ_REG(hw, EECD);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4831
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4832
    if (eeprom->type == e1000_eeprom_microwire) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4833
        eecd &= ~(E1000_EECD_CS | E1000_EECD_SK);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4834
        E1000_WRITE_REG(hw, EECD, eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4835
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4836
        udelay(eeprom->delay_usec);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4837
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4838
        /* Clock high */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4839
        eecd |= E1000_EECD_SK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4840
        E1000_WRITE_REG(hw, EECD, eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4841
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4842
        udelay(eeprom->delay_usec);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4843
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4844
        /* Select EEPROM */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4845
        eecd |= E1000_EECD_CS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4846
        E1000_WRITE_REG(hw, EECD, eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4847
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4848
        udelay(eeprom->delay_usec);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4849
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4850
        /* Clock low */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4851
        eecd &= ~E1000_EECD_SK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4852
        E1000_WRITE_REG(hw, EECD, eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4853
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4854
        udelay(eeprom->delay_usec);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4855
    } else if (eeprom->type == e1000_eeprom_spi) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4856
        /* Toggle CS to flush commands */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4857
        eecd |= E1000_EECD_CS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4858
        E1000_WRITE_REG(hw, EECD, eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4859
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4860
        udelay(eeprom->delay_usec);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4861
        eecd &= ~E1000_EECD_CS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4862
        E1000_WRITE_REG(hw, EECD, eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4863
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4864
        udelay(eeprom->delay_usec);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4865
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4866
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4867
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4868
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4869
 * Terminates a command by inverting the EEPROM's chip select pin
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4870
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4871
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4872
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4873
static void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4874
e1000_release_eeprom(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4875
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4876
    u32 eecd;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4877
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4878
    DEBUGFUNC("e1000_release_eeprom");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4879
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4880
    eecd = E1000_READ_REG(hw, EECD);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4881
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4882
    if (hw->eeprom.type == e1000_eeprom_spi) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4883
        eecd |= E1000_EECD_CS;  /* Pull CS high */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4884
        eecd &= ~E1000_EECD_SK; /* Lower SCK */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4885
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4886
        E1000_WRITE_REG(hw, EECD, eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4887
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4888
        udelay(hw->eeprom.delay_usec);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4889
    } else if (hw->eeprom.type == e1000_eeprom_microwire) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4890
        /* cleanup eeprom */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4891
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4892
        /* CS on Microwire is active-high */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4893
        eecd &= ~(E1000_EECD_CS | E1000_EECD_DI);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4894
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4895
        E1000_WRITE_REG(hw, EECD, eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4896
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4897
        /* Rising edge of clock */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4898
        eecd |= E1000_EECD_SK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4899
        E1000_WRITE_REG(hw, EECD, eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4900
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4901
        udelay(hw->eeprom.delay_usec);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4902
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4903
        /* Falling edge of clock */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4904
        eecd &= ~E1000_EECD_SK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4905
        E1000_WRITE_REG(hw, EECD, eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4906
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4907
        udelay(hw->eeprom.delay_usec);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4908
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4909
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4910
    /* Stop requesting EEPROM access */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4911
    if (hw->mac_type > e1000_82544) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4912
        eecd &= ~E1000_EECD_REQ;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4913
        E1000_WRITE_REG(hw, EECD, eecd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4914
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4915
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4916
    e1000_swfw_sync_release(hw, E1000_SWFW_EEP_SM);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4917
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4918
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4919
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4920
 * Reads a 16 bit word from the EEPROM.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4921
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4922
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4923
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4924
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4925
e1000_spi_eeprom_ready(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4926
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4927
    u16 retry_count = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4928
    u8 spi_stat_reg;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4929
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4930
    DEBUGFUNC("e1000_spi_eeprom_ready");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4931
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4932
    /* Read "Status Register" repeatedly until the LSB is cleared.  The
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4933
     * EEPROM will signal that the command has been completed by clearing
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4934
     * bit 0 of the internal status register.  If it's not cleared within
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4935
     * 5 milliseconds, then error out.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4936
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4937
    retry_count = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4938
    do {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4939
        e1000_shift_out_ee_bits(hw, EEPROM_RDSR_OPCODE_SPI,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4940
                                hw->eeprom.opcode_bits);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4941
        spi_stat_reg = (u8)e1000_shift_in_ee_bits(hw, 8);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4942
        if (!(spi_stat_reg & EEPROM_STATUS_RDY_SPI))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4943
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4944
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4945
        udelay(5);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4946
        retry_count += 5;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4947
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4948
        e1000_standby_eeprom(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4949
    } while (retry_count < EEPROM_MAX_RETRY_SPI);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4950
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4951
    /* ATMEL SPI write time could vary from 0-20mSec on 3.3V devices (and
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4952
     * only 0-5mSec on 5V devices)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4953
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4954
    if (retry_count >= EEPROM_MAX_RETRY_SPI) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4955
        DEBUGOUT("SPI EEPROM Status error\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4956
        return -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4957
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4958
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4959
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4960
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4961
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4962
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4963
 * Reads a 16 bit word from the EEPROM.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4964
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4965
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4966
 * offset - offset of  word in the EEPROM to read
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4967
 * data - word read from the EEPROM
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4968
 * words - number of words to read
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4969
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4970
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4971
e1000_read_eeprom(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4972
                  u16 offset,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4973
                  u16 words,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4974
                  u16 *data)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4975
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4976
    struct e1000_eeprom_info *eeprom = &hw->eeprom;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4977
    u32 i = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4978
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4979
    DEBUGFUNC("e1000_read_eeprom");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4980
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4981
    /* If eeprom is not yet detected, do so now */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4982
    if (eeprom->word_size == 0)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4983
        e1000_init_eeprom_params(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4984
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4985
    /* A check for invalid values:  offset too large, too many words, and not
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4986
     * enough words.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4987
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4988
    if ((offset >= eeprom->word_size) || (words > eeprom->word_size - offset) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4989
       (words == 0)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4990
        DEBUGOUT2("\"words\" parameter out of bounds. Words = %d, size = %d\n", offset, eeprom->word_size);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4991
        return -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4992
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4993
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4994
    /* EEPROM's that don't use EERD to read require us to bit-bang the SPI
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4995
     * directly. In this case, we need to acquire the EEPROM so that
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4996
     * FW or other port software does not interrupt.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4997
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4998
    if (e1000_is_onboard_nvm_eeprom(hw) && !hw->eeprom.use_eerd) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4999
        /* Prepare the EEPROM for bit-bang reading */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5000
        if (e1000_acquire_eeprom(hw) != E1000_SUCCESS)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5001
            return -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5002
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5003
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5004
    /* Eerd register EEPROM access requires no eeprom aquire/release */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5005
    if (eeprom->use_eerd)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5006
        return e1000_read_eeprom_eerd(hw, offset, words, data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5007
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5008
    /* ICH EEPROM access is done via the ICH flash controller */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5009
    if (eeprom->type == e1000_eeprom_ich8)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5010
        return e1000_read_eeprom_ich8(hw, offset, words, data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5011
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5012
    /* Set up the SPI or Microwire EEPROM for bit-bang reading.  We have
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5013
     * acquired the EEPROM at this point, so any returns should relase it */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5014
    if (eeprom->type == e1000_eeprom_spi) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5015
        u16 word_in;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5016
        u8 read_opcode = EEPROM_READ_OPCODE_SPI;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5017
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5018
        if (e1000_spi_eeprom_ready(hw)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5019
            e1000_release_eeprom(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5020
            return -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5021
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5022
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5023
        e1000_standby_eeprom(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5024
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5025
        /* Some SPI eeproms use the 8th address bit embedded in the opcode */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5026
        if ((eeprom->address_bits == 8) && (offset >= 128))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5027
            read_opcode |= EEPROM_A8_OPCODE_SPI;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5028
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5029
        /* Send the READ command (opcode + addr)  */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5030
        e1000_shift_out_ee_bits(hw, read_opcode, eeprom->opcode_bits);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5031
        e1000_shift_out_ee_bits(hw, (u16)(offset*2), eeprom->address_bits);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5032
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5033
        /* Read the data.  The address of the eeprom internally increments with
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5034
         * each byte (spi) being read, saving on the overhead of eeprom setup
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5035
         * and tear-down.  The address counter will roll over if reading beyond
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5036
         * the size of the eeprom, thus allowing the entire memory to be read
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5037
         * starting from any offset. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5038
        for (i = 0; i < words; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5039
            word_in = e1000_shift_in_ee_bits(hw, 16);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5040
            data[i] = (word_in >> 8) | (word_in << 8);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5041
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5042
    } else if (eeprom->type == e1000_eeprom_microwire) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5043
        for (i = 0; i < words; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5044
            /* Send the READ command (opcode + addr)  */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5045
            e1000_shift_out_ee_bits(hw, EEPROM_READ_OPCODE_MICROWIRE,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5046
                                    eeprom->opcode_bits);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5047
            e1000_shift_out_ee_bits(hw, (u16)(offset + i),
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5048
                                    eeprom->address_bits);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5049
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5050
            /* Read the data.  For microwire, each word requires the overhead
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5051
             * of eeprom setup and tear-down. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5052
            data[i] = e1000_shift_in_ee_bits(hw, 16);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5053
            e1000_standby_eeprom(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5054
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5055
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5056
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5057
    /* End this read operation */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5058
    e1000_release_eeprom(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5059
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5060
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5061
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5062
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5063
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5064
 * Reads a 16 bit word from the EEPROM using the EERD register.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5065
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5066
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5067
 * offset - offset of  word in the EEPROM to read
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5068
 * data - word read from the EEPROM
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5069
 * words - number of words to read
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5070
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5071
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5072
e1000_read_eeprom_eerd(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5073
                  u16 offset,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5074
                  u16 words,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5075
                  u16 *data)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5076
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5077
    u32 i, eerd = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5078
    s32 error = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5079
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5080
    for (i = 0; i < words; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5081
        eerd = ((offset+i) << E1000_EEPROM_RW_ADDR_SHIFT) +
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5082
                         E1000_EEPROM_RW_REG_START;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5083
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5084
        E1000_WRITE_REG(hw, EERD, eerd);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5085
        error = e1000_poll_eerd_eewr_done(hw, E1000_EEPROM_POLL_READ);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5086
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5087
        if (error) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5088
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5089
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5090
        data[i] = (E1000_READ_REG(hw, EERD) >> E1000_EEPROM_RW_REG_DATA);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5091
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5092
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5093
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5094
    return error;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5095
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5096
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5097
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5098
 * Writes a 16 bit word from the EEPROM using the EEWR register.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5099
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5100
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5101
 * offset - offset of  word in the EEPROM to read
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5102
 * data - word read from the EEPROM
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5103
 * words - number of words to read
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5104
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5105
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5106
e1000_write_eeprom_eewr(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5107
                   u16 offset,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5108
                   u16 words,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5109
                   u16 *data)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5110
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5111
    u32    register_value = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5112
    u32    i              = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5113
    s32     error          = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5114
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5115
    if (e1000_swfw_sync_acquire(hw, E1000_SWFW_EEP_SM))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5116
        return -E1000_ERR_SWFW_SYNC;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5117
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5118
    for (i = 0; i < words; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5119
        register_value = (data[i] << E1000_EEPROM_RW_REG_DATA) |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5120
                         ((offset+i) << E1000_EEPROM_RW_ADDR_SHIFT) |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5121
                         E1000_EEPROM_RW_REG_START;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5122
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5123
        error = e1000_poll_eerd_eewr_done(hw, E1000_EEPROM_POLL_WRITE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5124
        if (error) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5125
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5126
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5127
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5128
        E1000_WRITE_REG(hw, EEWR, register_value);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5129
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5130
        error = e1000_poll_eerd_eewr_done(hw, E1000_EEPROM_POLL_WRITE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5131
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5132
        if (error) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5133
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5134
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5135
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5136
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5137
    e1000_swfw_sync_release(hw, E1000_SWFW_EEP_SM);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5138
    return error;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5139
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5140
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5141
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5142
 * Polls the status bit (bit 1) of the EERD to determine when the read is done.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5143
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5144
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5145
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5146
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5147
e1000_poll_eerd_eewr_done(struct e1000_hw *hw, int eerd)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5148
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5149
    u32 attempts = 100000;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5150
    u32 i, reg = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5151
    s32 done = E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5152
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5153
    for (i = 0; i < attempts; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5154
        if (eerd == E1000_EEPROM_POLL_READ)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5155
            reg = E1000_READ_REG(hw, EERD);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5156
        else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5157
            reg = E1000_READ_REG(hw, EEWR);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5158
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5159
        if (reg & E1000_EEPROM_RW_REG_DONE) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5160
            done = E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5161
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5162
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5163
        udelay(5);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5164
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5165
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5166
    return done;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5167
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5168
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5169
/***************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5170
* Description:     Determines if the onboard NVM is FLASH or EEPROM.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5171
*
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5172
* hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5173
****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5174
static bool
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5175
e1000_is_onboard_nvm_eeprom(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5176
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5177
    u32 eecd = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5178
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5179
    DEBUGFUNC("e1000_is_onboard_nvm_eeprom");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5180
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5181
    if (hw->mac_type == e1000_ich8lan)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5182
        return false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5183
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5184
    if (hw->mac_type == e1000_82573) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5185
        eecd = E1000_READ_REG(hw, EECD);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5186
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5187
        /* Isolate bits 15 & 16 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5188
        eecd = ((eecd >> 15) & 0x03);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5189
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5190
        /* If both bits are set, device is Flash type */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5191
        if (eecd == 0x03) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5192
            return false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5193
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5194
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5195
    return true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5196
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5197
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5198
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5199
 * Verifies that the EEPROM has a valid checksum
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5200
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5201
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5202
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5203
 * Reads the first 64 16 bit words of the EEPROM and sums the values read.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5204
 * If the the sum of the 64 16 bit words is 0xBABA, the EEPROM's checksum is
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5205
 * valid.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5206
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5207
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5208
e1000_validate_eeprom_checksum(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5209
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5210
    u16 checksum = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5211
    u16 i, eeprom_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5212
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5213
    DEBUGFUNC("e1000_validate_eeprom_checksum");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5214
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5215
    if ((hw->mac_type == e1000_82573) && !e1000_is_onboard_nvm_eeprom(hw)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5216
        /* Check bit 4 of word 10h.  If it is 0, firmware is done updating
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5217
         * 10h-12h.  Checksum may need to be fixed. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5218
        e1000_read_eeprom(hw, 0x10, 1, &eeprom_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5219
        if ((eeprom_data & 0x10) == 0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5220
            /* Read 0x23 and check bit 15.  This bit is a 1 when the checksum
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5221
             * has already been fixed.  If the checksum is still wrong and this
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5222
             * bit is a 1, we need to return bad checksum.  Otherwise, we need
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5223
             * to set this bit to a 1 and update the checksum. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5224
            e1000_read_eeprom(hw, 0x23, 1, &eeprom_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5225
            if ((eeprom_data & 0x8000) == 0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5226
                eeprom_data |= 0x8000;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5227
                e1000_write_eeprom(hw, 0x23, 1, &eeprom_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5228
                e1000_update_eeprom_checksum(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5229
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5230
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5231
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5232
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5233
    if (hw->mac_type == e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5234
        /* Drivers must allocate the shadow ram structure for the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5235
         * EEPROM checksum to be updated.  Otherwise, this bit as well
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5236
         * as the checksum must both be set correctly for this
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5237
         * validation to pass.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5238
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5239
        e1000_read_eeprom(hw, 0x19, 1, &eeprom_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5240
        if ((eeprom_data & 0x40) == 0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5241
            eeprom_data |= 0x40;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5242
            e1000_write_eeprom(hw, 0x19, 1, &eeprom_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5243
            e1000_update_eeprom_checksum(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5244
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5245
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5246
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5247
    for (i = 0; i < (EEPROM_CHECKSUM_REG + 1); i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5248
        if (e1000_read_eeprom(hw, i, 1, &eeprom_data) < 0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5249
            DEBUGOUT("EEPROM Read Error\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5250
            return -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5251
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5252
        checksum += eeprom_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5253
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5254
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5255
    if (checksum == (u16) EEPROM_SUM)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5256
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5257
    else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5258
        DEBUGOUT("EEPROM Checksum Invalid\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5259
        return -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5260
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5261
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5262
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5263
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5264
 * Calculates the EEPROM checksum and writes it to the EEPROM
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5265
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5266
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5267
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5268
 * Sums the first 63 16 bit words of the EEPROM. Subtracts the sum from 0xBABA.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5269
 * Writes the difference to word offset 63 of the EEPROM.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5270
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5271
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5272
e1000_update_eeprom_checksum(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5273
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5274
    u32 ctrl_ext;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5275
    u16 checksum = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5276
    u16 i, eeprom_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5277
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5278
    DEBUGFUNC("e1000_update_eeprom_checksum");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5279
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5280
    for (i = 0; i < EEPROM_CHECKSUM_REG; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5281
        if (e1000_read_eeprom(hw, i, 1, &eeprom_data) < 0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5282
            DEBUGOUT("EEPROM Read Error\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5283
            return -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5284
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5285
        checksum += eeprom_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5286
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5287
    checksum = (u16) EEPROM_SUM - checksum;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5288
    if (e1000_write_eeprom(hw, EEPROM_CHECKSUM_REG, 1, &checksum) < 0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5289
        DEBUGOUT("EEPROM Write Error\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5290
        return -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5291
    } else if (hw->eeprom.type == e1000_eeprom_flash) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5292
        e1000_commit_shadow_ram(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5293
    } else if (hw->eeprom.type == e1000_eeprom_ich8) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5294
        e1000_commit_shadow_ram(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5295
        /* Reload the EEPROM, or else modifications will not appear
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5296
         * until after next adapter reset. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5297
        ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5298
        ctrl_ext |= E1000_CTRL_EXT_EE_RST;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5299
        E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5300
        msleep(10);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5301
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5302
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5303
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5304
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5305
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5306
 * Parent function for writing words to the different EEPROM types.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5307
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5308
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5309
 * offset - offset within the EEPROM to be written to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5310
 * words - number of words to write
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5311
 * data - 16 bit word to be written to the EEPROM
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5312
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5313
 * If e1000_update_eeprom_checksum is not called after this function, the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5314
 * EEPROM will most likely contain an invalid checksum.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5315
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5316
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5317
e1000_write_eeprom(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5318
                   u16 offset,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5319
                   u16 words,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5320
                   u16 *data)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5321
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5322
    struct e1000_eeprom_info *eeprom = &hw->eeprom;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5323
    s32 status = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5324
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5325
    DEBUGFUNC("e1000_write_eeprom");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5326
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5327
    /* If eeprom is not yet detected, do so now */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5328
    if (eeprom->word_size == 0)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5329
        e1000_init_eeprom_params(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5330
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5331
    /* A check for invalid values:  offset too large, too many words, and not
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5332
     * enough words.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5333
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5334
    if ((offset >= eeprom->word_size) || (words > eeprom->word_size - offset) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5335
       (words == 0)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5336
        DEBUGOUT("\"words\" parameter out of bounds\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5337
        return -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5338
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5339
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5340
    /* 82573 writes only through eewr */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5341
    if (eeprom->use_eewr)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5342
        return e1000_write_eeprom_eewr(hw, offset, words, data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5343
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5344
    if (eeprom->type == e1000_eeprom_ich8)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5345
        return e1000_write_eeprom_ich8(hw, offset, words, data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5346
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5347
    /* Prepare the EEPROM for writing  */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5348
    if (e1000_acquire_eeprom(hw) != E1000_SUCCESS)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5349
        return -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5350
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5351
    if (eeprom->type == e1000_eeprom_microwire) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5352
        status = e1000_write_eeprom_microwire(hw, offset, words, data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5353
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5354
        status = e1000_write_eeprom_spi(hw, offset, words, data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5355
        msleep(10);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5356
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5357
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5358
    /* Done with writing */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5359
    e1000_release_eeprom(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5360
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5361
    return status;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5362
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5363
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5364
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5365
 * Writes a 16 bit word to a given offset in an SPI EEPROM.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5366
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5367
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5368
 * offset - offset within the EEPROM to be written to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5369
 * words - number of words to write
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5370
 * data - pointer to array of 8 bit words to be written to the EEPROM
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5371
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5372
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5373
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5374
e1000_write_eeprom_spi(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5375
                       u16 offset,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5376
                       u16 words,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5377
                       u16 *data)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5378
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5379
    struct e1000_eeprom_info *eeprom = &hw->eeprom;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5380
    u16 widx = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5381
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5382
    DEBUGFUNC("e1000_write_eeprom_spi");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5383
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5384
    while (widx < words) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5385
        u8 write_opcode = EEPROM_WRITE_OPCODE_SPI;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5386
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5387
        if (e1000_spi_eeprom_ready(hw)) return -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5388
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5389
        e1000_standby_eeprom(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5390
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5391
        /*  Send the WRITE ENABLE command (8 bit opcode )  */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5392
        e1000_shift_out_ee_bits(hw, EEPROM_WREN_OPCODE_SPI,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5393
                                    eeprom->opcode_bits);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5394
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5395
        e1000_standby_eeprom(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5396
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5397
        /* Some SPI eeproms use the 8th address bit embedded in the opcode */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5398
        if ((eeprom->address_bits == 8) && (offset >= 128))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5399
            write_opcode |= EEPROM_A8_OPCODE_SPI;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5400
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5401
        /* Send the Write command (8-bit opcode + addr) */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5402
        e1000_shift_out_ee_bits(hw, write_opcode, eeprom->opcode_bits);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5403
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5404
        e1000_shift_out_ee_bits(hw, (u16)((offset + widx)*2),
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5405
                                eeprom->address_bits);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5406
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5407
        /* Send the data */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5408
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5409
        /* Loop to allow for up to whole page write (32 bytes) of eeprom */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5410
        while (widx < words) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5411
            u16 word_out = data[widx];
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5412
            word_out = (word_out >> 8) | (word_out << 8);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5413
            e1000_shift_out_ee_bits(hw, word_out, 16);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5414
            widx++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5415
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5416
            /* Some larger eeprom sizes are capable of a 32-byte PAGE WRITE
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5417
             * operation, while the smaller eeproms are capable of an 8-byte
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5418
             * PAGE WRITE operation.  Break the inner loop to pass new address
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5419
             */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5420
            if ((((offset + widx)*2) % eeprom->page_size) == 0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5421
                e1000_standby_eeprom(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5422
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5423
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5424
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5425
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5426
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5427
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5428
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5429
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5430
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5431
 * Writes a 16 bit word to a given offset in a Microwire EEPROM.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5432
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5433
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5434
 * offset - offset within the EEPROM to be written to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5435
 * words - number of words to write
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5436
 * data - pointer to array of 16 bit words to be written to the EEPROM
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5437
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5438
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5439
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5440
e1000_write_eeprom_microwire(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5441
                             u16 offset,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5442
                             u16 words,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5443
                             u16 *data)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5444
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5445
    struct e1000_eeprom_info *eeprom = &hw->eeprom;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5446
    u32 eecd;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5447
    u16 words_written = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5448
    u16 i = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5449
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5450
    DEBUGFUNC("e1000_write_eeprom_microwire");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5451
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5452
    /* Send the write enable command to the EEPROM (3-bit opcode plus
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5453
     * 6/8-bit dummy address beginning with 11).  It's less work to include
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5454
     * the 11 of the dummy address as part of the opcode than it is to shift
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5455
     * it over the correct number of bits for the address.  This puts the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5456
     * EEPROM into write/erase mode.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5457
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5458
    e1000_shift_out_ee_bits(hw, EEPROM_EWEN_OPCODE_MICROWIRE,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5459
                            (u16)(eeprom->opcode_bits + 2));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5460
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5461
    e1000_shift_out_ee_bits(hw, 0, (u16)(eeprom->address_bits - 2));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5462
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5463
    /* Prepare the EEPROM */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5464
    e1000_standby_eeprom(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5465
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5466
    while (words_written < words) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5467
        /* Send the Write command (3-bit opcode + addr) */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5468
        e1000_shift_out_ee_bits(hw, EEPROM_WRITE_OPCODE_MICROWIRE,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5469
                                eeprom->opcode_bits);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5470
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5471
        e1000_shift_out_ee_bits(hw, (u16)(offset + words_written),
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5472
                                eeprom->address_bits);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5473
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5474
        /* Send the data */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5475
        e1000_shift_out_ee_bits(hw, data[words_written], 16);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5476
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5477
        /* Toggle the CS line.  This in effect tells the EEPROM to execute
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5478
         * the previous command.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5479
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5480
        e1000_standby_eeprom(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5481
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5482
        /* Read DO repeatedly until it is high (equal to '1').  The EEPROM will
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5483
         * signal that the command has been completed by raising the DO signal.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5484
         * If DO does not go high in 10 milliseconds, then error out.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5485
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5486
        for (i = 0; i < 200; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5487
            eecd = E1000_READ_REG(hw, EECD);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5488
            if (eecd & E1000_EECD_DO) break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5489
            udelay(50);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5490
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5491
        if (i == 200) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5492
            DEBUGOUT("EEPROM Write did not complete\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5493
            return -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5494
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5495
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5496
        /* Recover from write */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5497
        e1000_standby_eeprom(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5498
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5499
        words_written++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5500
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5501
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5502
    /* Send the write disable command to the EEPROM (3-bit opcode plus
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5503
     * 6/8-bit dummy address beginning with 10).  It's less work to include
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5504
     * the 10 of the dummy address as part of the opcode than it is to shift
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5505
     * it over the correct number of bits for the address.  This takes the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5506
     * EEPROM out of write/erase mode.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5507
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5508
    e1000_shift_out_ee_bits(hw, EEPROM_EWDS_OPCODE_MICROWIRE,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5509
                            (u16)(eeprom->opcode_bits + 2));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5510
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5511
    e1000_shift_out_ee_bits(hw, 0, (u16)(eeprom->address_bits - 2));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5512
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5513
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5514
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5515
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5516
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5517
 * Flushes the cached eeprom to NVM. This is done by saving the modified values
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5518
 * in the eeprom cache and the non modified values in the currently active bank
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5519
 * to the new bank.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5520
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5521
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5522
 * offset - offset of  word in the EEPROM to read
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5523
 * data - word read from the EEPROM
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5524
 * words - number of words to read
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5525
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5526
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5527
e1000_commit_shadow_ram(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5528
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5529
    u32 attempts = 100000;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5530
    u32 eecd = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5531
    u32 flop = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5532
    u32 i = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5533
    s32 error = E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5534
    u32 old_bank_offset = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5535
    u32 new_bank_offset = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5536
    u8 low_byte = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5537
    u8 high_byte = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5538
    bool sector_write_failed = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5539
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5540
    if (hw->mac_type == e1000_82573) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5541
        /* The flop register will be used to determine if flash type is STM */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5542
        flop = E1000_READ_REG(hw, FLOP);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5543
        for (i=0; i < attempts; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5544
            eecd = E1000_READ_REG(hw, EECD);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5545
            if ((eecd & E1000_EECD_FLUPD) == 0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5546
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5547
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5548
            udelay(5);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5549
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5550
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5551
        if (i == attempts) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5552
            return -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5553
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5554
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5555
        /* If STM opcode located in bits 15:8 of flop, reset firmware */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5556
        if ((flop & 0xFF00) == E1000_STM_OPCODE) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5557
            E1000_WRITE_REG(hw, HICR, E1000_HICR_FW_RESET);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5558
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5559
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5560
        /* Perform the flash update */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5561
        E1000_WRITE_REG(hw, EECD, eecd | E1000_EECD_FLUPD);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5562
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5563
        for (i=0; i < attempts; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5564
            eecd = E1000_READ_REG(hw, EECD);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5565
            if ((eecd & E1000_EECD_FLUPD) == 0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5566
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5567
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5568
            udelay(5);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5569
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5570
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5571
        if (i == attempts) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5572
            return -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5573
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5574
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5575
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5576
    if (hw->mac_type == e1000_ich8lan && hw->eeprom_shadow_ram != NULL) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5577
        /* We're writing to the opposite bank so if we're on bank 1,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5578
         * write to bank 0 etc.  We also need to erase the segment that
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5579
         * is going to be written */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5580
        if (!(E1000_READ_REG(hw, EECD) & E1000_EECD_SEC1VAL)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5581
            new_bank_offset = hw->flash_bank_size * 2;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5582
            old_bank_offset = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5583
            e1000_erase_ich8_4k_segment(hw, 1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5584
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5585
            old_bank_offset = hw->flash_bank_size * 2;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5586
            new_bank_offset = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5587
            e1000_erase_ich8_4k_segment(hw, 0);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5588
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5589
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5590
        sector_write_failed = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5591
        /* Loop for every byte in the shadow RAM,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5592
         * which is in units of words. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5593
        for (i = 0; i < E1000_SHADOW_RAM_WORDS; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5594
            /* Determine whether to write the value stored
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5595
             * in the other NVM bank or a modified value stored
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5596
             * in the shadow RAM */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5597
            if (hw->eeprom_shadow_ram[i].modified) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5598
                low_byte = (u8)hw->eeprom_shadow_ram[i].eeprom_word;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5599
                udelay(100);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5600
                error = e1000_verify_write_ich8_byte(hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5601
                            (i << 1) + new_bank_offset, low_byte);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5602
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5603
                if (error != E1000_SUCCESS)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5604
                    sector_write_failed = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5605
                else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5606
                    high_byte =
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5607
                        (u8)(hw->eeprom_shadow_ram[i].eeprom_word >> 8);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5608
                    udelay(100);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5609
                }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5610
            } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5611
                e1000_read_ich8_byte(hw, (i << 1) + old_bank_offset,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5612
                                     &low_byte);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5613
                udelay(100);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5614
                error = e1000_verify_write_ich8_byte(hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5615
                            (i << 1) + new_bank_offset, low_byte);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5616
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5617
                if (error != E1000_SUCCESS)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5618
                    sector_write_failed = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5619
                else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5620
                    e1000_read_ich8_byte(hw, (i << 1) + old_bank_offset + 1,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5621
                                         &high_byte);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5622
                    udelay(100);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5623
                }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5624
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5625
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5626
            /* If the write of the low byte was successful, go ahead and
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5627
             * write the high byte while checking to make sure that if it
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5628
             * is the signature byte, then it is handled properly */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5629
            if (!sector_write_failed) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5630
                /* If the word is 0x13, then make sure the signature bits
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5631
                 * (15:14) are 11b until the commit has completed.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5632
                 * This will allow us to write 10b which indicates the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5633
                 * signature is valid.  We want to do this after the write
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5634
                 * has completed so that we don't mark the segment valid
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5635
                 * while the write is still in progress */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5636
                if (i == E1000_ICH_NVM_SIG_WORD)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5637
                    high_byte = E1000_ICH_NVM_SIG_MASK | high_byte;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5638
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5639
                error = e1000_verify_write_ich8_byte(hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5640
                            (i << 1) + new_bank_offset + 1, high_byte);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5641
                if (error != E1000_SUCCESS)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5642
                    sector_write_failed = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5643
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5644
            } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5645
                /* If the write failed then break from the loop and
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5646
                 * return an error */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5647
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5648
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5649
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5650
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5651
        /* Don't bother writing the segment valid bits if sector
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5652
         * programming failed. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5653
        if (!sector_write_failed) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5654
            /* Finally validate the new segment by setting bit 15:14
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5655
             * to 10b in word 0x13 , this can be done without an
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5656
             * erase as well since these bits are 11 to start with
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5657
             * and we need to change bit 14 to 0b */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5658
            e1000_read_ich8_byte(hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5659
                                 E1000_ICH_NVM_SIG_WORD * 2 + 1 + new_bank_offset,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5660
                                 &high_byte);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5661
            high_byte &= 0xBF;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5662
            error = e1000_verify_write_ich8_byte(hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5663
                        E1000_ICH_NVM_SIG_WORD * 2 + 1 + new_bank_offset, high_byte);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5664
            /* And invalidate the previously valid segment by setting
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5665
             * its signature word (0x13) high_byte to 0b. This can be
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5666
             * done without an erase because flash erase sets all bits
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5667
             * to 1's. We can write 1's to 0's without an erase */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5668
            if (error == E1000_SUCCESS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5669
                error = e1000_verify_write_ich8_byte(hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5670
                            E1000_ICH_NVM_SIG_WORD * 2 + 1 + old_bank_offset, 0);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5671
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5672
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5673
            /* Clear the now not used entry in the cache */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5674
            for (i = 0; i < E1000_SHADOW_RAM_WORDS; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5675
                hw->eeprom_shadow_ram[i].modified = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5676
                hw->eeprom_shadow_ram[i].eeprom_word = 0xFFFF;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5677
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5678
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5679
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5680
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5681
    return error;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5682
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5683
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5684
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5685
 * Reads the adapter's MAC address from the EEPROM and inverts the LSB for the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5686
 * second function of dual function devices
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5687
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5688
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5689
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5690
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5691
e1000_read_mac_addr(struct e1000_hw * hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5692
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5693
    u16 offset;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5694
    u16 eeprom_data, i;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5695
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5696
    DEBUGFUNC("e1000_read_mac_addr");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5697
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5698
    for (i = 0; i < NODE_ADDRESS_SIZE; i += 2) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5699
        offset = i >> 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5700
        if (e1000_read_eeprom(hw, offset, 1, &eeprom_data) < 0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5701
            DEBUGOUT("EEPROM Read Error\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5702
            return -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5703
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5704
        hw->perm_mac_addr[i] = (u8) (eeprom_data & 0x00FF);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5705
        hw->perm_mac_addr[i+1] = (u8) (eeprom_data >> 8);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5706
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5707
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5708
    switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5709
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5710
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5711
    case e1000_82546:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5712
    case e1000_82546_rev_3:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5713
    case e1000_82571:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5714
    case e1000_80003es2lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5715
        if (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5716
            hw->perm_mac_addr[5] ^= 0x01;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5717
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5718
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5719
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5720
    for (i = 0; i < NODE_ADDRESS_SIZE; i++)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5721
        hw->mac_addr[i] = hw->perm_mac_addr[i];
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5722
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5723
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5724
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5725
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5726
 * Initializes receive address filters.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5727
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5728
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5729
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5730
 * Places the MAC address in receive address register 0 and clears the rest
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5731
 * of the receive addresss registers. Clears the multicast table. Assumes
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5732
 * the receiver is in reset when the routine is called.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5733
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5734
static void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5735
e1000_init_rx_addrs(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5736
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5737
    u32 i;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5738
    u32 rar_num;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5739
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5740
    DEBUGFUNC("e1000_init_rx_addrs");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5741
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5742
    /* Setup the receive address. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5743
    DEBUGOUT("Programming MAC Address into RAR[0]\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5744
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5745
    e1000_rar_set(hw, hw->mac_addr, 0);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5746
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5747
    rar_num = E1000_RAR_ENTRIES;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5748
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5749
    /* Reserve a spot for the Locally Administered Address to work around
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5750
     * an 82571 issue in which a reset on one port will reload the MAC on
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5751
     * the other port. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5752
    if ((hw->mac_type == e1000_82571) && (hw->laa_is_present))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5753
        rar_num -= 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5754
    if (hw->mac_type == e1000_ich8lan)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5755
        rar_num = E1000_RAR_ENTRIES_ICH8LAN;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5756
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5757
    /* Zero out the other 15 receive addresses. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5758
    DEBUGOUT("Clearing RAR[1-15]\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5759
    for (i = 1; i < rar_num; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5760
        E1000_WRITE_REG_ARRAY(hw, RA, (i << 1), 0);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5761
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5762
        E1000_WRITE_REG_ARRAY(hw, RA, ((i << 1) + 1), 0);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5763
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5764
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5765
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5766
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5767
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5768
 * Hashes an address to determine its location in the multicast table
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5769
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5770
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5771
 * mc_addr - the multicast address to hash
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5772
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5773
u32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5774
e1000_hash_mc_addr(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5775
                   u8 *mc_addr)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5776
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5777
    u32 hash_value = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5778
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5779
    /* The portion of the address that is used for the hash table is
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5780
     * determined by the mc_filter_type setting.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5781
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5782
    switch (hw->mc_filter_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5783
    /* [0] [1] [2] [3] [4] [5]
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5784
     * 01  AA  00  12  34  56
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5785
     * LSB                 MSB
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5786
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5787
    case 0:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5788
        if (hw->mac_type == e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5789
            /* [47:38] i.e. 0x158 for above example address */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5790
            hash_value = ((mc_addr[4] >> 6) | (((u16) mc_addr[5]) << 2));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5791
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5792
            /* [47:36] i.e. 0x563 for above example address */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5793
            hash_value = ((mc_addr[4] >> 4) | (((u16) mc_addr[5]) << 4));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5794
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5795
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5796
    case 1:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5797
        if (hw->mac_type == e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5798
            /* [46:37] i.e. 0x2B1 for above example address */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5799
            hash_value = ((mc_addr[4] >> 5) | (((u16) mc_addr[5]) << 3));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5800
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5801
            /* [46:35] i.e. 0xAC6 for above example address */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5802
            hash_value = ((mc_addr[4] >> 3) | (((u16) mc_addr[5]) << 5));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5803
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5804
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5805
    case 2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5806
        if (hw->mac_type == e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5807
            /*[45:36] i.e. 0x163 for above example address */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5808
            hash_value = ((mc_addr[4] >> 4) | (((u16) mc_addr[5]) << 4));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5809
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5810
            /* [45:34] i.e. 0x5D8 for above example address */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5811
            hash_value = ((mc_addr[4] >> 2) | (((u16) mc_addr[5]) << 6));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5812
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5813
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5814
    case 3:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5815
        if (hw->mac_type == e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5816
            /* [43:34] i.e. 0x18D for above example address */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5817
            hash_value = ((mc_addr[4] >> 2) | (((u16) mc_addr[5]) << 6));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5818
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5819
            /* [43:32] i.e. 0x634 for above example address */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5820
            hash_value = ((mc_addr[4]) | (((u16) mc_addr[5]) << 8));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5821
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5822
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5823
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5824
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5825
    hash_value &= 0xFFF;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5826
    if (hw->mac_type == e1000_ich8lan)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5827
        hash_value &= 0x3FF;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5828
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5829
    return hash_value;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5830
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5831
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5832
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5833
 * Sets the bit in the multicast table corresponding to the hash value.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5834
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5835
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5836
 * hash_value - Multicast address hash value
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5837
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5838
void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5839
e1000_mta_set(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5840
              u32 hash_value)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5841
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5842
    u32 hash_bit, hash_reg;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5843
    u32 mta;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5844
    u32 temp;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5845
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5846
    /* The MTA is a register array of 128 32-bit registers.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5847
     * It is treated like an array of 4096 bits.  We want to set
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5848
     * bit BitArray[hash_value]. So we figure out what register
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5849
     * the bit is in, read it, OR in the new bit, then write
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5850
     * back the new value.  The register is determined by the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5851
     * upper 7 bits of the hash value and the bit within that
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5852
     * register are determined by the lower 5 bits of the value.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5853
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5854
    hash_reg = (hash_value >> 5) & 0x7F;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5855
    if (hw->mac_type == e1000_ich8lan)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5856
        hash_reg &= 0x1F;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5857
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5858
    hash_bit = hash_value & 0x1F;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5859
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5860
    mta = E1000_READ_REG_ARRAY(hw, MTA, hash_reg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5861
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5862
    mta |= (1 << hash_bit);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5863
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5864
    /* If we are on an 82544 and we are trying to write an odd offset
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5865
     * in the MTA, save off the previous entry before writing and
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5866
     * restore the old value after writing.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5867
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5868
    if ((hw->mac_type == e1000_82544) && ((hash_reg & 0x1) == 1)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5869
        temp = E1000_READ_REG_ARRAY(hw, MTA, (hash_reg - 1));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5870
        E1000_WRITE_REG_ARRAY(hw, MTA, hash_reg, mta);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5871
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5872
        E1000_WRITE_REG_ARRAY(hw, MTA, (hash_reg - 1), temp);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5873
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5874
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5875
        E1000_WRITE_REG_ARRAY(hw, MTA, hash_reg, mta);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5876
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5877
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5878
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5879
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5880
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5881
 * Puts an ethernet address into a receive address register.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5882
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5883
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5884
 * addr - Address to put into receive address register
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5885
 * index - Receive address register to write
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5886
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5887
void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5888
e1000_rar_set(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5889
              u8 *addr,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5890
              u32 index)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5891
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5892
    u32 rar_low, rar_high;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5893
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5894
    /* HW expects these in little endian so we reverse the byte order
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5895
     * from network order (big endian) to little endian
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5896
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5897
    rar_low = ((u32) addr[0] |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5898
               ((u32) addr[1] << 8) |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5899
               ((u32) addr[2] << 16) | ((u32) addr[3] << 24));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5900
    rar_high = ((u32) addr[4] | ((u32) addr[5] << 8));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5901
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5902
    /* Disable Rx and flush all Rx frames before enabling RSS to avoid Rx
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5903
     * unit hang.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5904
     *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5905
     * Description:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5906
     * If there are any Rx frames queued up or otherwise present in the HW
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5907
     * before RSS is enabled, and then we enable RSS, the HW Rx unit will
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5908
     * hang.  To work around this issue, we have to disable receives and
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5909
     * flush out all Rx frames before we enable RSS. To do so, we modify we
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5910
     * redirect all Rx traffic to manageability and then reset the HW.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5911
     * This flushes away Rx frames, and (since the redirections to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5912
     * manageability persists across resets) keeps new ones from coming in
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5913
     * while we work.  Then, we clear the Address Valid AV bit for all MAC
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5914
     * addresses and undo the re-direction to manageability.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5915
     * Now, frames are coming in again, but the MAC won't accept them, so
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5916
     * far so good.  We now proceed to initialize RSS (if necessary) and
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5917
     * configure the Rx unit.  Last, we re-enable the AV bits and continue
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5918
     * on our merry way.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5919
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5920
    switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5921
    case e1000_82571:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5922
    case e1000_82572:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5923
    case e1000_80003es2lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5924
        if (hw->leave_av_bit_off)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5925
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5926
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5927
        /* Indicate to hardware the Address is Valid. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5928
        rar_high |= E1000_RAH_AV;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5929
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5930
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5931
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5932
    E1000_WRITE_REG_ARRAY(hw, RA, (index << 1), rar_low);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5933
    E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5934
    E1000_WRITE_REG_ARRAY(hw, RA, ((index << 1) + 1), rar_high);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5935
    E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5936
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5937
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5938
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5939
 * Writes a value to the specified offset in the VLAN filter table.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5940
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5941
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5942
 * offset - Offset in VLAN filer table to write
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5943
 * value - Value to write into VLAN filter table
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5944
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5945
void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5946
e1000_write_vfta(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5947
                 u32 offset,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5948
                 u32 value)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5949
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5950
    u32 temp;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5951
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5952
    if (hw->mac_type == e1000_ich8lan)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5953
        return;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5954
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5955
    if ((hw->mac_type == e1000_82544) && ((offset & 0x1) == 1)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5956
        temp = E1000_READ_REG_ARRAY(hw, VFTA, (offset - 1));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5957
        E1000_WRITE_REG_ARRAY(hw, VFTA, offset, value);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5958
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5959
        E1000_WRITE_REG_ARRAY(hw, VFTA, (offset - 1), temp);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5960
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5961
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5962
        E1000_WRITE_REG_ARRAY(hw, VFTA, offset, value);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5963
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5964
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5965
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5966
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5967
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5968
 * Clears the VLAN filer table
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5969
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5970
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5971
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5972
static void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5973
e1000_clear_vfta(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5974
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5975
    u32 offset;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5976
    u32 vfta_value = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5977
    u32 vfta_offset = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5978
    u32 vfta_bit_in_reg = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5979
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5980
    if (hw->mac_type == e1000_ich8lan)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5981
        return;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5982
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5983
    if (hw->mac_type == e1000_82573) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5984
        if (hw->mng_cookie.vlan_id != 0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5985
            /* The VFTA is a 4096b bit-field, each identifying a single VLAN
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5986
             * ID.  The following operations determine which 32b entry
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5987
             * (i.e. offset) into the array we want to set the VLAN ID
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5988
             * (i.e. bit) of the manageability unit. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5989
            vfta_offset = (hw->mng_cookie.vlan_id >>
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5990
                           E1000_VFTA_ENTRY_SHIFT) &
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5991
                          E1000_VFTA_ENTRY_MASK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5992
            vfta_bit_in_reg = 1 << (hw->mng_cookie.vlan_id &
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5993
                                    E1000_VFTA_ENTRY_BIT_SHIFT_MASK);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5994
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5995
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5996
    for (offset = 0; offset < E1000_VLAN_FILTER_TBL_SIZE; offset++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5997
        /* If the offset we want to clear is the same offset of the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5998
         * manageability VLAN ID, then clear all bits except that of the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5999
         * manageability unit */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6000
        vfta_value = (offset == vfta_offset) ? vfta_bit_in_reg : 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6001
        E1000_WRITE_REG_ARRAY(hw, VFTA, offset, vfta_value);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6002
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6003
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6004
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6005
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6006
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6007
e1000_id_led_init(struct e1000_hw * hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6008
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6009
    u32 ledctl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6010
    const u32 ledctl_mask = 0x000000FF;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6011
    const u32 ledctl_on = E1000_LEDCTL_MODE_LED_ON;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6012
    const u32 ledctl_off = E1000_LEDCTL_MODE_LED_OFF;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6013
    u16 eeprom_data, i, temp;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6014
    const u16 led_mask = 0x0F;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6015
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6016
    DEBUGFUNC("e1000_id_led_init");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6017
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6018
    if (hw->mac_type < e1000_82540) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6019
        /* Nothing to do */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6020
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6021
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6022
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6023
    ledctl = E1000_READ_REG(hw, LEDCTL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6024
    hw->ledctl_default = ledctl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6025
    hw->ledctl_mode1 = hw->ledctl_default;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6026
    hw->ledctl_mode2 = hw->ledctl_default;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6027
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6028
    if (e1000_read_eeprom(hw, EEPROM_ID_LED_SETTINGS, 1, &eeprom_data) < 0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6029
        DEBUGOUT("EEPROM Read Error\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6030
        return -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6031
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6032
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6033
    if ((hw->mac_type == e1000_82573) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6034
        (eeprom_data == ID_LED_RESERVED_82573))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6035
        eeprom_data = ID_LED_DEFAULT_82573;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6036
    else if ((eeprom_data == ID_LED_RESERVED_0000) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6037
            (eeprom_data == ID_LED_RESERVED_FFFF)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6038
        if (hw->mac_type == e1000_ich8lan)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6039
            eeprom_data = ID_LED_DEFAULT_ICH8LAN;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6040
        else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6041
            eeprom_data = ID_LED_DEFAULT;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6042
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6043
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6044
    for (i = 0; i < 4; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6045
        temp = (eeprom_data >> (i << 2)) & led_mask;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6046
        switch (temp) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6047
        case ID_LED_ON1_DEF2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6048
        case ID_LED_ON1_ON2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6049
        case ID_LED_ON1_OFF2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6050
            hw->ledctl_mode1 &= ~(ledctl_mask << (i << 3));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6051
            hw->ledctl_mode1 |= ledctl_on << (i << 3);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6052
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6053
        case ID_LED_OFF1_DEF2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6054
        case ID_LED_OFF1_ON2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6055
        case ID_LED_OFF1_OFF2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6056
            hw->ledctl_mode1 &= ~(ledctl_mask << (i << 3));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6057
            hw->ledctl_mode1 |= ledctl_off << (i << 3);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6058
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6059
        default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6060
            /* Do nothing */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6061
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6062
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6063
        switch (temp) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6064
        case ID_LED_DEF1_ON2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6065
        case ID_LED_ON1_ON2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6066
        case ID_LED_OFF1_ON2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6067
            hw->ledctl_mode2 &= ~(ledctl_mask << (i << 3));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6068
            hw->ledctl_mode2 |= ledctl_on << (i << 3);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6069
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6070
        case ID_LED_DEF1_OFF2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6071
        case ID_LED_ON1_OFF2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6072
        case ID_LED_OFF1_OFF2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6073
            hw->ledctl_mode2 &= ~(ledctl_mask << (i << 3));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6074
            hw->ledctl_mode2 |= ledctl_off << (i << 3);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6075
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6076
        default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6077
            /* Do nothing */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6078
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6079
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6080
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6081
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6082
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6083
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6084
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6085
 * Prepares SW controlable LED for use and saves the current state of the LED.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6086
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6087
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6088
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6089
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6090
e1000_setup_led(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6091
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6092
    u32 ledctl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6093
    s32 ret_val = E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6094
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6095
    DEBUGFUNC("e1000_setup_led");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6096
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6097
    switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6098
    case e1000_82542_rev2_0:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6099
    case e1000_82542_rev2_1:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6100
    case e1000_82543:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6101
    case e1000_82544:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6102
        /* No setup necessary */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6103
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6104
    case e1000_82541:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6105
    case e1000_82547:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6106
    case e1000_82541_rev_2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6107
    case e1000_82547_rev_2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6108
        /* Turn off PHY Smart Power Down (if enabled) */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6109
        ret_val = e1000_read_phy_reg(hw, IGP01E1000_GMII_FIFO,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6110
                                     &hw->phy_spd_default);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6111
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6112
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6113
        ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6114
                                      (u16)(hw->phy_spd_default &
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6115
                                      ~IGP01E1000_GMII_SPD));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6116
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6117
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6118
        /* Fall Through */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6119
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6120
        if (hw->media_type == e1000_media_type_fiber) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6121
            ledctl = E1000_READ_REG(hw, LEDCTL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6122
            /* Save current LEDCTL settings */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6123
            hw->ledctl_default = ledctl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6124
            /* Turn off LED0 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6125
            ledctl &= ~(E1000_LEDCTL_LED0_IVRT |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6126
                        E1000_LEDCTL_LED0_BLINK |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6127
                        E1000_LEDCTL_LED0_MODE_MASK);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6128
            ledctl |= (E1000_LEDCTL_MODE_LED_OFF <<
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6129
                       E1000_LEDCTL_LED0_MODE_SHIFT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6130
            E1000_WRITE_REG(hw, LEDCTL, ledctl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6131
        } else if (hw->media_type == e1000_media_type_copper)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6132
            E1000_WRITE_REG(hw, LEDCTL, hw->ledctl_mode1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6133
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6134
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6135
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6136
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6137
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6138
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6139
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6140
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6141
 * Used on 82571 and later Si that has LED blink bits.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6142
 * Callers must use their own timer and should have already called
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6143
 * e1000_id_led_init()
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6144
 * Call e1000_cleanup led() to stop blinking
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6145
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6146
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6147
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6148
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6149
e1000_blink_led_start(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6150
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6151
    s16  i;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6152
    u32 ledctl_blink = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6153
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6154
    DEBUGFUNC("e1000_id_led_blink_on");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6155
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6156
    if (hw->mac_type < e1000_82571) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6157
        /* Nothing to do */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6158
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6159
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6160
    if (hw->media_type == e1000_media_type_fiber) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6161
        /* always blink LED0 for PCI-E fiber */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6162
        ledctl_blink = E1000_LEDCTL_LED0_BLINK |
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6163
                     (E1000_LEDCTL_MODE_LED_ON << E1000_LEDCTL_LED0_MODE_SHIFT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6164
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6165
        /* set the blink bit for each LED that's "on" (0x0E) in ledctl_mode2 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6166
        ledctl_blink = hw->ledctl_mode2;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6167
        for (i=0; i < 4; i++)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6168
            if (((hw->ledctl_mode2 >> (i * 8)) & 0xFF) ==
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6169
                E1000_LEDCTL_MODE_LED_ON)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6170
                ledctl_blink |= (E1000_LEDCTL_LED0_BLINK << (i * 8));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6171
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6172
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6173
    E1000_WRITE_REG(hw, LEDCTL, ledctl_blink);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6174
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6175
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6176
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6177
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6178
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6179
 * Restores the saved state of the SW controlable LED.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6180
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6181
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6182
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6183
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6184
e1000_cleanup_led(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6185
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6186
    s32 ret_val = E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6187
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6188
    DEBUGFUNC("e1000_cleanup_led");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6189
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6190
    switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6191
    case e1000_82542_rev2_0:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6192
    case e1000_82542_rev2_1:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6193
    case e1000_82543:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6194
    case e1000_82544:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6195
        /* No cleanup necessary */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6196
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6197
    case e1000_82541:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6198
    case e1000_82547:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6199
    case e1000_82541_rev_2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6200
    case e1000_82547_rev_2:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6201
        /* Turn on PHY Smart Power Down (if previously enabled) */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6202
        ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6203
                                      hw->phy_spd_default);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6204
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6205
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6206
        /* Fall Through */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6207
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6208
        if (hw->phy_type == e1000_phy_ife) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6209
            e1000_write_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL_LED, 0);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6210
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6211
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6212
        /* Restore LEDCTL settings */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6213
        E1000_WRITE_REG(hw, LEDCTL, hw->ledctl_default);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6214
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6215
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6216
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6217
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6218
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6219
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6220
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6221
 * Turns on the software controllable LED
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6222
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6223
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6224
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6225
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6226
e1000_led_on(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6227
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6228
    u32 ctrl = E1000_READ_REG(hw, CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6229
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6230
    DEBUGFUNC("e1000_led_on");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6231
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6232
    switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6233
    case e1000_82542_rev2_0:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6234
    case e1000_82542_rev2_1:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6235
    case e1000_82543:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6236
        /* Set SW Defineable Pin 0 to turn on the LED */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6237
        ctrl |= E1000_CTRL_SWDPIN0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6238
        ctrl |= E1000_CTRL_SWDPIO0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6239
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6240
    case e1000_82544:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6241
        if (hw->media_type == e1000_media_type_fiber) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6242
            /* Set SW Defineable Pin 0 to turn on the LED */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6243
            ctrl |= E1000_CTRL_SWDPIN0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6244
            ctrl |= E1000_CTRL_SWDPIO0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6245
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6246
            /* Clear SW Defineable Pin 0 to turn on the LED */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6247
            ctrl &= ~E1000_CTRL_SWDPIN0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6248
            ctrl |= E1000_CTRL_SWDPIO0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6249
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6250
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6251
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6252
        if (hw->media_type == e1000_media_type_fiber) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6253
            /* Clear SW Defineable Pin 0 to turn on the LED */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6254
            ctrl &= ~E1000_CTRL_SWDPIN0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6255
            ctrl |= E1000_CTRL_SWDPIO0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6256
        } else if (hw->phy_type == e1000_phy_ife) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6257
            e1000_write_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL_LED,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6258
                 (IFE_PSCL_PROBE_MODE | IFE_PSCL_PROBE_LEDS_ON));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6259
        } else if (hw->media_type == e1000_media_type_copper) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6260
            E1000_WRITE_REG(hw, LEDCTL, hw->ledctl_mode2);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6261
            return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6262
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6263
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6264
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6265
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6266
    E1000_WRITE_REG(hw, CTRL, ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6267
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6268
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6269
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6270
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6271
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6272
 * Turns off the software controllable LED
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6273
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6274
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6275
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6276
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6277
e1000_led_off(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6278
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6279
    u32 ctrl = E1000_READ_REG(hw, CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6280
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6281
    DEBUGFUNC("e1000_led_off");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6282
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6283
    switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6284
    case e1000_82542_rev2_0:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6285
    case e1000_82542_rev2_1:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6286
    case e1000_82543:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6287
        /* Clear SW Defineable Pin 0 to turn off the LED */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6288
        ctrl &= ~E1000_CTRL_SWDPIN0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6289
        ctrl |= E1000_CTRL_SWDPIO0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6290
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6291
    case e1000_82544:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6292
        if (hw->media_type == e1000_media_type_fiber) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6293
            /* Clear SW Defineable Pin 0 to turn off the LED */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6294
            ctrl &= ~E1000_CTRL_SWDPIN0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6295
            ctrl |= E1000_CTRL_SWDPIO0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6296
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6297
            /* Set SW Defineable Pin 0 to turn off the LED */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6298
            ctrl |= E1000_CTRL_SWDPIN0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6299
            ctrl |= E1000_CTRL_SWDPIO0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6300
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6301
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6302
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6303
        if (hw->media_type == e1000_media_type_fiber) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6304
            /* Set SW Defineable Pin 0 to turn off the LED */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6305
            ctrl |= E1000_CTRL_SWDPIN0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6306
            ctrl |= E1000_CTRL_SWDPIO0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6307
        } else if (hw->phy_type == e1000_phy_ife) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6308
            e1000_write_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL_LED,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6309
                 (IFE_PSCL_PROBE_MODE | IFE_PSCL_PROBE_LEDS_OFF));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6310
        } else if (hw->media_type == e1000_media_type_copper) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6311
            E1000_WRITE_REG(hw, LEDCTL, hw->ledctl_mode1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6312
            return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6313
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6314
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6315
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6316
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6317
    E1000_WRITE_REG(hw, CTRL, ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6318
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6319
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6320
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6321
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6322
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6323
 * Clears all hardware statistics counters.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6324
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6325
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6326
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6327
static void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6328
e1000_clear_hw_cntrs(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6329
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6330
    volatile u32 temp;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6331
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6332
    temp = E1000_READ_REG(hw, CRCERRS);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6333
    temp = E1000_READ_REG(hw, SYMERRS);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6334
    temp = E1000_READ_REG(hw, MPC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6335
    temp = E1000_READ_REG(hw, SCC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6336
    temp = E1000_READ_REG(hw, ECOL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6337
    temp = E1000_READ_REG(hw, MCC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6338
    temp = E1000_READ_REG(hw, LATECOL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6339
    temp = E1000_READ_REG(hw, COLC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6340
    temp = E1000_READ_REG(hw, DC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6341
    temp = E1000_READ_REG(hw, SEC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6342
    temp = E1000_READ_REG(hw, RLEC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6343
    temp = E1000_READ_REG(hw, XONRXC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6344
    temp = E1000_READ_REG(hw, XONTXC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6345
    temp = E1000_READ_REG(hw, XOFFRXC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6346
    temp = E1000_READ_REG(hw, XOFFTXC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6347
    temp = E1000_READ_REG(hw, FCRUC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6348
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6349
    if (hw->mac_type != e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6350
    temp = E1000_READ_REG(hw, PRC64);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6351
    temp = E1000_READ_REG(hw, PRC127);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6352
    temp = E1000_READ_REG(hw, PRC255);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6353
    temp = E1000_READ_REG(hw, PRC511);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6354
    temp = E1000_READ_REG(hw, PRC1023);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6355
    temp = E1000_READ_REG(hw, PRC1522);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6356
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6357
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6358
    temp = E1000_READ_REG(hw, GPRC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6359
    temp = E1000_READ_REG(hw, BPRC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6360
    temp = E1000_READ_REG(hw, MPRC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6361
    temp = E1000_READ_REG(hw, GPTC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6362
    temp = E1000_READ_REG(hw, GORCL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6363
    temp = E1000_READ_REG(hw, GORCH);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6364
    temp = E1000_READ_REG(hw, GOTCL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6365
    temp = E1000_READ_REG(hw, GOTCH);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6366
    temp = E1000_READ_REG(hw, RNBC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6367
    temp = E1000_READ_REG(hw, RUC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6368
    temp = E1000_READ_REG(hw, RFC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6369
    temp = E1000_READ_REG(hw, ROC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6370
    temp = E1000_READ_REG(hw, RJC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6371
    temp = E1000_READ_REG(hw, TORL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6372
    temp = E1000_READ_REG(hw, TORH);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6373
    temp = E1000_READ_REG(hw, TOTL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6374
    temp = E1000_READ_REG(hw, TOTH);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6375
    temp = E1000_READ_REG(hw, TPR);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6376
    temp = E1000_READ_REG(hw, TPT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6377
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6378
    if (hw->mac_type != e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6379
    temp = E1000_READ_REG(hw, PTC64);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6380
    temp = E1000_READ_REG(hw, PTC127);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6381
    temp = E1000_READ_REG(hw, PTC255);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6382
    temp = E1000_READ_REG(hw, PTC511);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6383
    temp = E1000_READ_REG(hw, PTC1023);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6384
    temp = E1000_READ_REG(hw, PTC1522);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6385
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6386
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6387
    temp = E1000_READ_REG(hw, MPTC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6388
    temp = E1000_READ_REG(hw, BPTC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6389
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6390
    if (hw->mac_type < e1000_82543) return;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6391
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6392
    temp = E1000_READ_REG(hw, ALGNERRC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6393
    temp = E1000_READ_REG(hw, RXERRC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6394
    temp = E1000_READ_REG(hw, TNCRS);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6395
    temp = E1000_READ_REG(hw, CEXTERR);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6396
    temp = E1000_READ_REG(hw, TSCTC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6397
    temp = E1000_READ_REG(hw, TSCTFC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6398
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6399
    if (hw->mac_type <= e1000_82544) return;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6400
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6401
    temp = E1000_READ_REG(hw, MGTPRC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6402
    temp = E1000_READ_REG(hw, MGTPDC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6403
    temp = E1000_READ_REG(hw, MGTPTC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6404
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6405
    if (hw->mac_type <= e1000_82547_rev_2) return;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6406
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6407
    temp = E1000_READ_REG(hw, IAC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6408
    temp = E1000_READ_REG(hw, ICRXOC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6409
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6410
    if (hw->mac_type == e1000_ich8lan) return;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6411
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6412
    temp = E1000_READ_REG(hw, ICRXPTC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6413
    temp = E1000_READ_REG(hw, ICRXATC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6414
    temp = E1000_READ_REG(hw, ICTXPTC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6415
    temp = E1000_READ_REG(hw, ICTXATC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6416
    temp = E1000_READ_REG(hw, ICTXQEC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6417
    temp = E1000_READ_REG(hw, ICTXQMTC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6418
    temp = E1000_READ_REG(hw, ICRXDMTC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6419
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6420
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6421
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6422
 * Resets Adaptive IFS to its default state.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6423
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6424
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6425
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6426
 * Call this after e1000_init_hw. You may override the IFS defaults by setting
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6427
 * hw->ifs_params_forced to true. However, you must initialize hw->
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6428
 * current_ifs_val, ifs_min_val, ifs_max_val, ifs_step_size, and ifs_ratio
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6429
 * before calling this function.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6430
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6431
void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6432
e1000_reset_adaptive(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6433
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6434
    DEBUGFUNC("e1000_reset_adaptive");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6435
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6436
    if (hw->adaptive_ifs) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6437
        if (!hw->ifs_params_forced) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6438
            hw->current_ifs_val = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6439
            hw->ifs_min_val = IFS_MIN;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6440
            hw->ifs_max_val = IFS_MAX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6441
            hw->ifs_step_size = IFS_STEP;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6442
            hw->ifs_ratio = IFS_RATIO;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6443
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6444
        hw->in_ifs_mode = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6445
        E1000_WRITE_REG(hw, AIT, 0);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6446
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6447
        DEBUGOUT("Not in Adaptive IFS mode!\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6448
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6449
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6450
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6451
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6452
 * Called during the callback/watchdog routine to update IFS value based on
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6453
 * the ratio of transmits to collisions.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6454
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6455
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6456
 * tx_packets - Number of transmits since last callback
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6457
 * total_collisions - Number of collisions since last callback
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6458
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6459
void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6460
e1000_update_adaptive(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6461
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6462
    DEBUGFUNC("e1000_update_adaptive");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6463
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6464
    if (hw->adaptive_ifs) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6465
        if ((hw->collision_delta * hw->ifs_ratio) > hw->tx_packet_delta) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6466
            if (hw->tx_packet_delta > MIN_NUM_XMITS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6467
                hw->in_ifs_mode = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6468
                if (hw->current_ifs_val < hw->ifs_max_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6469
                    if (hw->current_ifs_val == 0)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6470
                        hw->current_ifs_val = hw->ifs_min_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6471
                    else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6472
                        hw->current_ifs_val += hw->ifs_step_size;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6473
                    E1000_WRITE_REG(hw, AIT, hw->current_ifs_val);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6474
                }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6475
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6476
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6477
            if (hw->in_ifs_mode && (hw->tx_packet_delta <= MIN_NUM_XMITS)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6478
                hw->current_ifs_val = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6479
                hw->in_ifs_mode = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6480
                E1000_WRITE_REG(hw, AIT, 0);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6481
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6482
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6483
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6484
        DEBUGOUT("Not in Adaptive IFS mode!\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6485
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6486
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6487
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6488
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6489
 * Adjusts the statistic counters when a frame is accepted by TBI_ACCEPT
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6490
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6491
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6492
 * frame_len - The length of the frame in question
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6493
 * mac_addr - The Ethernet destination address of the frame in question
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6494
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6495
void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6496
e1000_tbi_adjust_stats(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6497
                       struct e1000_hw_stats *stats,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6498
                       u32 frame_len,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6499
                       u8 *mac_addr)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6500
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6501
    u64 carry_bit;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6502
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6503
    /* First adjust the frame length. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6504
    frame_len--;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6505
    /* We need to adjust the statistics counters, since the hardware
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6506
     * counters overcount this packet as a CRC error and undercount
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6507
     * the packet as a good packet
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6508
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6509
    /* This packet should not be counted as a CRC error.    */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6510
    stats->crcerrs--;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6511
    /* This packet does count as a Good Packet Received.    */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6512
    stats->gprc++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6513
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6514
    /* Adjust the Good Octets received counters             */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6515
    carry_bit = 0x80000000 & stats->gorcl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6516
    stats->gorcl += frame_len;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6517
    /* If the high bit of Gorcl (the low 32 bits of the Good Octets
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6518
     * Received Count) was one before the addition,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6519
     * AND it is zero after, then we lost the carry out,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6520
     * need to add one to Gorch (Good Octets Received Count High).
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6521
     * This could be simplified if all environments supported
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6522
     * 64-bit integers.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6523
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6524
    if (carry_bit && ((stats->gorcl & 0x80000000) == 0))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6525
        stats->gorch++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6526
    /* Is this a broadcast or multicast?  Check broadcast first,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6527
     * since the test for a multicast frame will test positive on
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6528
     * a broadcast frame.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6529
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6530
    if ((mac_addr[0] == (u8) 0xff) && (mac_addr[1] == (u8) 0xff))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6531
        /* Broadcast packet */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6532
        stats->bprc++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6533
    else if (*mac_addr & 0x01)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6534
        /* Multicast packet */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6535
        stats->mprc++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6536
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6537
    if (frame_len == hw->max_frame_size) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6538
        /* In this case, the hardware has overcounted the number of
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6539
         * oversize frames.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6540
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6541
        if (stats->roc > 0)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6542
            stats->roc--;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6543
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6544
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6545
    /* Adjust the bin counters when the extra byte put the frame in the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6546
     * wrong bin. Remember that the frame_len was adjusted above.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6547
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6548
    if (frame_len == 64) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6549
        stats->prc64++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6550
        stats->prc127--;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6551
    } else if (frame_len == 127) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6552
        stats->prc127++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6553
        stats->prc255--;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6554
    } else if (frame_len == 255) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6555
        stats->prc255++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6556
        stats->prc511--;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6557
    } else if (frame_len == 511) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6558
        stats->prc511++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6559
        stats->prc1023--;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6560
    } else if (frame_len == 1023) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6561
        stats->prc1023++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6562
        stats->prc1522--;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6563
    } else if (frame_len == 1522) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6564
        stats->prc1522++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6565
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6566
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6567
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6568
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6569
 * Gets the current PCI bus type, speed, and width of the hardware
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6570
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6571
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6572
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6573
void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6574
e1000_get_bus_info(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6575
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6576
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6577
    u16 pci_ex_link_status;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6578
    u32 status;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6579
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6580
    switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6581
    case e1000_82542_rev2_0:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6582
    case e1000_82542_rev2_1:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6583
        hw->bus_type = e1000_bus_type_pci;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6584
        hw->bus_speed = e1000_bus_speed_unknown;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6585
        hw->bus_width = e1000_bus_width_unknown;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6586
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6587
    case e1000_82571:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6588
    case e1000_82572:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6589
    case e1000_82573:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6590
    case e1000_80003es2lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6591
        hw->bus_type = e1000_bus_type_pci_express;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6592
        hw->bus_speed = e1000_bus_speed_2500;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6593
        ret_val = e1000_read_pcie_cap_reg(hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6594
                                      PCI_EX_LINK_STATUS,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6595
                                      &pci_ex_link_status);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6596
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6597
            hw->bus_width = e1000_bus_width_unknown;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6598
        else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6599
            hw->bus_width = (pci_ex_link_status & PCI_EX_LINK_WIDTH_MASK) >>
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6600
                          PCI_EX_LINK_WIDTH_SHIFT;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6601
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6602
    case e1000_ich8lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6603
        hw->bus_type = e1000_bus_type_pci_express;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6604
        hw->bus_speed = e1000_bus_speed_2500;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6605
        hw->bus_width = e1000_bus_width_pciex_1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6606
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6607
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6608
        status = E1000_READ_REG(hw, STATUS);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6609
        hw->bus_type = (status & E1000_STATUS_PCIX_MODE) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6610
                       e1000_bus_type_pcix : e1000_bus_type_pci;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6611
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6612
        if (hw->device_id == E1000_DEV_ID_82546EB_QUAD_COPPER) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6613
            hw->bus_speed = (hw->bus_type == e1000_bus_type_pci) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6614
                            e1000_bus_speed_66 : e1000_bus_speed_120;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6615
        } else if (hw->bus_type == e1000_bus_type_pci) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6616
            hw->bus_speed = (status & E1000_STATUS_PCI66) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6617
                            e1000_bus_speed_66 : e1000_bus_speed_33;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6618
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6619
            switch (status & E1000_STATUS_PCIX_SPEED) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6620
            case E1000_STATUS_PCIX_SPEED_66:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6621
                hw->bus_speed = e1000_bus_speed_66;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6622
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6623
            case E1000_STATUS_PCIX_SPEED_100:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6624
                hw->bus_speed = e1000_bus_speed_100;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6625
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6626
            case E1000_STATUS_PCIX_SPEED_133:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6627
                hw->bus_speed = e1000_bus_speed_133;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6628
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6629
            default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6630
                hw->bus_speed = e1000_bus_speed_reserved;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6631
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6632
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6633
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6634
        hw->bus_width = (status & E1000_STATUS_BUS64) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6635
                        e1000_bus_width_64 : e1000_bus_width_32;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6636
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6637
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6638
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6639
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6640
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6641
 * Writes a value to one of the devices registers using port I/O (as opposed to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6642
 * memory mapped I/O). Only 82544 and newer devices support port I/O.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6643
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6644
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6645
 * offset - offset to write to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6646
 * value - value to write
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6647
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6648
static void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6649
e1000_write_reg_io(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6650
                   u32 offset,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6651
                   u32 value)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6652
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6653
    unsigned long io_addr = hw->io_base;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6654
    unsigned long io_data = hw->io_base + 4;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6655
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6656
    e1000_io_write(hw, io_addr, offset);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6657
    e1000_io_write(hw, io_data, value);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6658
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6659
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6660
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6661
 * Estimates the cable length.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6662
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6663
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6664
 * min_length - The estimated minimum length
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6665
 * max_length - The estimated maximum length
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6666
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6667
 * returns: - E1000_ERR_XXX
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6668
 *            E1000_SUCCESS
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6669
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6670
 * This function always returns a ranged length (minimum & maximum).
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6671
 * So for M88 phy's, this function interprets the one value returned from the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6672
 * register to the minimum and maximum range.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6673
 * For IGP phy's, the function calculates the range by the AGC registers.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6674
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6675
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6676
e1000_get_cable_length(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6677
                       u16 *min_length,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6678
                       u16 *max_length)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6679
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6680
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6681
    u16 agc_value = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6682
    u16 i, phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6683
    u16 cable_length;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6684
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6685
    DEBUGFUNC("e1000_get_cable_length");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6686
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6687
    *min_length = *max_length = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6688
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6689
    /* Use old method for Phy older than IGP */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6690
    if (hw->phy_type == e1000_phy_m88) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6691
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6692
        ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6693
                                     &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6694
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6695
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6696
        cable_length = (phy_data & M88E1000_PSSR_CABLE_LENGTH) >>
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6697
                       M88E1000_PSSR_CABLE_LENGTH_SHIFT;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6698
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6699
        /* Convert the enum value to ranged values */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6700
        switch (cable_length) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6701
        case e1000_cable_length_50:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6702
            *min_length = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6703
            *max_length = e1000_igp_cable_length_50;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6704
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6705
        case e1000_cable_length_50_80:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6706
            *min_length = e1000_igp_cable_length_50;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6707
            *max_length = e1000_igp_cable_length_80;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6708
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6709
        case e1000_cable_length_80_110:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6710
            *min_length = e1000_igp_cable_length_80;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6711
            *max_length = e1000_igp_cable_length_110;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6712
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6713
        case e1000_cable_length_110_140:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6714
            *min_length = e1000_igp_cable_length_110;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6715
            *max_length = e1000_igp_cable_length_140;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6716
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6717
        case e1000_cable_length_140:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6718
            *min_length = e1000_igp_cable_length_140;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6719
            *max_length = e1000_igp_cable_length_170;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6720
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6721
        default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6722
            return -E1000_ERR_PHY;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6723
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6724
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6725
    } else if (hw->phy_type == e1000_phy_gg82563) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6726
        ret_val = e1000_read_phy_reg(hw, GG82563_PHY_DSP_DISTANCE,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6727
                                     &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6728
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6729
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6730
        cable_length = phy_data & GG82563_DSPD_CABLE_LENGTH;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6731
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6732
        switch (cable_length) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6733
        case e1000_gg_cable_length_60:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6734
            *min_length = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6735
            *max_length = e1000_igp_cable_length_60;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6736
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6737
        case e1000_gg_cable_length_60_115:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6738
            *min_length = e1000_igp_cable_length_60;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6739
            *max_length = e1000_igp_cable_length_115;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6740
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6741
        case e1000_gg_cable_length_115_150:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6742
            *min_length = e1000_igp_cable_length_115;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6743
            *max_length = e1000_igp_cable_length_150;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6744
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6745
        case e1000_gg_cable_length_150:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6746
            *min_length = e1000_igp_cable_length_150;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6747
            *max_length = e1000_igp_cable_length_180;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6748
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6749
        default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6750
            return -E1000_ERR_PHY;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6751
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6752
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6753
    } else if (hw->phy_type == e1000_phy_igp) { /* For IGP PHY */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6754
        u16 cur_agc_value;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6755
        u16 min_agc_value = IGP01E1000_AGC_LENGTH_TABLE_SIZE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6756
        u16 agc_reg_array[IGP01E1000_PHY_CHANNEL_NUM] =
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6757
                                                         {IGP01E1000_PHY_AGC_A,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6758
                                                          IGP01E1000_PHY_AGC_B,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6759
                                                          IGP01E1000_PHY_AGC_C,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6760
                                                          IGP01E1000_PHY_AGC_D};
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6761
        /* Read the AGC registers for all channels */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6762
        for (i = 0; i < IGP01E1000_PHY_CHANNEL_NUM; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6763
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6764
            ret_val = e1000_read_phy_reg(hw, agc_reg_array[i], &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6765
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6766
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6767
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6768
            cur_agc_value = phy_data >> IGP01E1000_AGC_LENGTH_SHIFT;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6769
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6770
            /* Value bound check. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6771
            if ((cur_agc_value >= IGP01E1000_AGC_LENGTH_TABLE_SIZE - 1) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6772
                (cur_agc_value == 0))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6773
                return -E1000_ERR_PHY;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6774
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6775
            agc_value += cur_agc_value;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6776
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6777
            /* Update minimal AGC value. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6778
            if (min_agc_value > cur_agc_value)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6779
                min_agc_value = cur_agc_value;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6780
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6781
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6782
        /* Remove the minimal AGC result for length < 50m */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6783
        if (agc_value < IGP01E1000_PHY_CHANNEL_NUM * e1000_igp_cable_length_50) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6784
            agc_value -= min_agc_value;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6785
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6786
            /* Get the average length of the remaining 3 channels */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6787
            agc_value /= (IGP01E1000_PHY_CHANNEL_NUM - 1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6788
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6789
            /* Get the average length of all the 4 channels. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6790
            agc_value /= IGP01E1000_PHY_CHANNEL_NUM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6791
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6792
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6793
        /* Set the range of the calculated length. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6794
        *min_length = ((e1000_igp_cable_length_table[agc_value] -
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6795
                       IGP01E1000_AGC_RANGE) > 0) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6796
                       (e1000_igp_cable_length_table[agc_value] -
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6797
                       IGP01E1000_AGC_RANGE) : 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6798
        *max_length = e1000_igp_cable_length_table[agc_value] +
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6799
                      IGP01E1000_AGC_RANGE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6800
    } else if (hw->phy_type == e1000_phy_igp_2 ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6801
               hw->phy_type == e1000_phy_igp_3) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6802
        u16 cur_agc_index, max_agc_index = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6803
        u16 min_agc_index = IGP02E1000_AGC_LENGTH_TABLE_SIZE - 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6804
        u16 agc_reg_array[IGP02E1000_PHY_CHANNEL_NUM] =
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6805
                                                         {IGP02E1000_PHY_AGC_A,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6806
                                                          IGP02E1000_PHY_AGC_B,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6807
                                                          IGP02E1000_PHY_AGC_C,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6808
                                                          IGP02E1000_PHY_AGC_D};
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6809
        /* Read the AGC registers for all channels */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6810
        for (i = 0; i < IGP02E1000_PHY_CHANNEL_NUM; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6811
            ret_val = e1000_read_phy_reg(hw, agc_reg_array[i], &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6812
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6813
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6814
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6815
            /* Getting bits 15:9, which represent the combination of course and
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6816
             * fine gain values.  The result is a number that can be put into
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6817
             * the lookup table to obtain the approximate cable length. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6818
            cur_agc_index = (phy_data >> IGP02E1000_AGC_LENGTH_SHIFT) &
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6819
                            IGP02E1000_AGC_LENGTH_MASK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6820
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6821
            /* Array index bound check. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6822
            if ((cur_agc_index >= IGP02E1000_AGC_LENGTH_TABLE_SIZE) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6823
                (cur_agc_index == 0))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6824
                return -E1000_ERR_PHY;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6825
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6826
            /* Remove min & max AGC values from calculation. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6827
            if (e1000_igp_2_cable_length_table[min_agc_index] >
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6828
                e1000_igp_2_cable_length_table[cur_agc_index])
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6829
                min_agc_index = cur_agc_index;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6830
            if (e1000_igp_2_cable_length_table[max_agc_index] <
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6831
                e1000_igp_2_cable_length_table[cur_agc_index])
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6832
                max_agc_index = cur_agc_index;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6833
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6834
            agc_value += e1000_igp_2_cable_length_table[cur_agc_index];
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6835
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6836
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6837
        agc_value -= (e1000_igp_2_cable_length_table[min_agc_index] +
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6838
                      e1000_igp_2_cable_length_table[max_agc_index]);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6839
        agc_value /= (IGP02E1000_PHY_CHANNEL_NUM - 2);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6840
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6841
        /* Calculate cable length with the error range of +/- 10 meters. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6842
        *min_length = ((agc_value - IGP02E1000_AGC_RANGE) > 0) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6843
                       (agc_value - IGP02E1000_AGC_RANGE) : 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6844
        *max_length = agc_value + IGP02E1000_AGC_RANGE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6845
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6846
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6847
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6848
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6849
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6850
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6851
 * Check the cable polarity
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6852
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6853
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6854
 * polarity - output parameter : 0 - Polarity is not reversed
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6855
 *                               1 - Polarity is reversed.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6856
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6857
 * returns: - E1000_ERR_XXX
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6858
 *            E1000_SUCCESS
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6859
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6860
 * For phy's older then IGP, this function simply reads the polarity bit in the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6861
 * Phy Status register.  For IGP phy's, this bit is valid only if link speed is
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6862
 * 10 Mbps.  If the link speed is 100 Mbps there is no polarity so this bit will
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6863
 * return 0.  If the link speed is 1000 Mbps the polarity status is in the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6864
 * IGP01E1000_PHY_PCS_INIT_REG.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6865
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6866
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6867
e1000_check_polarity(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6868
                     e1000_rev_polarity *polarity)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6869
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6870
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6871
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6872
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6873
    DEBUGFUNC("e1000_check_polarity");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6874
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6875
    if ((hw->phy_type == e1000_phy_m88) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6876
        (hw->phy_type == e1000_phy_gg82563)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6877
        /* return the Polarity bit in the Status register. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6878
        ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6879
                                     &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6880
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6881
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6882
        *polarity = ((phy_data & M88E1000_PSSR_REV_POLARITY) >>
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6883
                     M88E1000_PSSR_REV_POLARITY_SHIFT) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6884
                     e1000_rev_polarity_reversed : e1000_rev_polarity_normal;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6885
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6886
    } else if (hw->phy_type == e1000_phy_igp ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6887
              hw->phy_type == e1000_phy_igp_3 ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6888
              hw->phy_type == e1000_phy_igp_2) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6889
        /* Read the Status register to check the speed */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6890
        ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_STATUS,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6891
                                     &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6892
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6893
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6894
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6895
        /* If speed is 1000 Mbps, must read the IGP01E1000_PHY_PCS_INIT_REG to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6896
         * find the polarity status */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6897
        if ((phy_data & IGP01E1000_PSSR_SPEED_MASK) ==
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6898
           IGP01E1000_PSSR_SPEED_1000MBPS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6899
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6900
            /* Read the GIG initialization PCS register (0x00B4) */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6901
            ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PCS_INIT_REG,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6902
                                         &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6903
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6904
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6905
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6906
            /* Check the polarity bits */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6907
            *polarity = (phy_data & IGP01E1000_PHY_POLARITY_MASK) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6908
                         e1000_rev_polarity_reversed : e1000_rev_polarity_normal;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6909
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6910
            /* For 10 Mbps, read the polarity bit in the status register. (for
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6911
             * 100 Mbps this bit is always 0) */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6912
            *polarity = (phy_data & IGP01E1000_PSSR_POLARITY_REVERSED) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6913
                         e1000_rev_polarity_reversed : e1000_rev_polarity_normal;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6914
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6915
    } else if (hw->phy_type == e1000_phy_ife) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6916
        ret_val = e1000_read_phy_reg(hw, IFE_PHY_EXTENDED_STATUS_CONTROL,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6917
                                     &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6918
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6919
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6920
        *polarity = ((phy_data & IFE_PESC_POLARITY_REVERSED) >>
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6921
                     IFE_PESC_POLARITY_REVERSED_SHIFT) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6922
                     e1000_rev_polarity_reversed : e1000_rev_polarity_normal;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6923
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6924
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6925
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6926
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6927
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6928
 * Check if Downshift occured
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6929
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6930
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6931
 * downshift - output parameter : 0 - No Downshift ocured.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6932
 *                                1 - Downshift ocured.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6933
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6934
 * returns: - E1000_ERR_XXX
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6935
 *            E1000_SUCCESS
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6936
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6937
 * For phy's older then IGP, this function reads the Downshift bit in the Phy
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6938
 * Specific Status register.  For IGP phy's, it reads the Downgrade bit in the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6939
 * Link Health register.  In IGP this bit is latched high, so the driver must
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6940
 * read it immediately after link is established.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6941
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6942
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6943
e1000_check_downshift(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6944
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6945
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6946
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6947
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6948
    DEBUGFUNC("e1000_check_downshift");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6949
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6950
    if (hw->phy_type == e1000_phy_igp ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6951
        hw->phy_type == e1000_phy_igp_3 ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6952
        hw->phy_type == e1000_phy_igp_2) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6953
        ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_LINK_HEALTH,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6954
                                     &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6955
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6956
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6957
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6958
        hw->speed_downgraded = (phy_data & IGP01E1000_PLHR_SS_DOWNGRADE) ? 1 : 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6959
    } else if ((hw->phy_type == e1000_phy_m88) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6960
               (hw->phy_type == e1000_phy_gg82563)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6961
        ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6962
                                     &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6963
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6964
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6965
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6966
        hw->speed_downgraded = (phy_data & M88E1000_PSSR_DOWNSHIFT) >>
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6967
                               M88E1000_PSSR_DOWNSHIFT_SHIFT;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6968
    } else if (hw->phy_type == e1000_phy_ife) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6969
        /* e1000_phy_ife supports 10/100 speed only */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6970
        hw->speed_downgraded = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6971
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6972
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6973
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6974
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6975
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6976
/*****************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6977
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6978
 * 82541_rev_2 & 82547_rev_2 have the capability to configure the DSP when a
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6979
 * gigabit link is achieved to improve link quality.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6980
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6981
 * hw: Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6982
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6983
 * returns: - E1000_ERR_PHY if fail to read/write the PHY
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6984
 *            E1000_SUCCESS at any other case.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6985
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6986
 ****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6987
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6988
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6989
e1000_config_dsp_after_link_change(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6990
                                   bool link_up)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6991
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6992
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6993
    u16 phy_data, phy_saved_data, speed, duplex, i;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6994
    u16 dsp_reg_array[IGP01E1000_PHY_CHANNEL_NUM] =
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6995
                                        {IGP01E1000_PHY_AGC_PARAM_A,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6996
                                        IGP01E1000_PHY_AGC_PARAM_B,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6997
                                        IGP01E1000_PHY_AGC_PARAM_C,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6998
                                        IGP01E1000_PHY_AGC_PARAM_D};
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  6999
    u16 min_length, max_length;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7000
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7001
    DEBUGFUNC("e1000_config_dsp_after_link_change");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7002
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7003
    if (hw->phy_type != e1000_phy_igp)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7004
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7005
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7006
    if (link_up) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7007
        ret_val = e1000_get_speed_and_duplex(hw, &speed, &duplex);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7008
        if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7009
            DEBUGOUT("Error getting link speed and duplex\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7010
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7011
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7012
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7013
        if (speed == SPEED_1000) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7014
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7015
            ret_val = e1000_get_cable_length(hw, &min_length, &max_length);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7016
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7017
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7018
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7019
            if ((hw->dsp_config_state == e1000_dsp_config_enabled) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7020
                min_length >= e1000_igp_cable_length_50) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7021
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7022
                for (i = 0; i < IGP01E1000_PHY_CHANNEL_NUM; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7023
                    ret_val = e1000_read_phy_reg(hw, dsp_reg_array[i],
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7024
                                                 &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7025
                    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7026
                        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7027
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7028
                    phy_data &= ~IGP01E1000_PHY_EDAC_MU_INDEX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7029
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7030
                    ret_val = e1000_write_phy_reg(hw, dsp_reg_array[i],
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7031
                                                  phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7032
                    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7033
                        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7034
                }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7035
                hw->dsp_config_state = e1000_dsp_config_activated;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7036
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7037
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7038
            if ((hw->ffe_config_state == e1000_ffe_config_enabled) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7039
               (min_length < e1000_igp_cable_length_50)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7040
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7041
                u16 ffe_idle_err_timeout = FFE_IDLE_ERR_COUNT_TIMEOUT_20;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7042
                u32 idle_errs = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7043
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7044
                /* clear previous idle error counts */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7045
                ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7046
                                             &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7047
                if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7048
                    return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7049
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7050
                for (i = 0; i < ffe_idle_err_timeout; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7051
                    udelay(1000);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7052
                    ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7053
                                                 &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7054
                    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7055
                        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7056
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7057
                    idle_errs += (phy_data & SR_1000T_IDLE_ERROR_CNT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7058
                    if (idle_errs > SR_1000T_PHY_EXCESSIVE_IDLE_ERR_COUNT) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7059
                        hw->ffe_config_state = e1000_ffe_config_active;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7060
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7061
                        ret_val = e1000_write_phy_reg(hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7062
                                    IGP01E1000_PHY_DSP_FFE,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7063
                                    IGP01E1000_PHY_DSP_FFE_CM_CP);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7064
                        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7065
                            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7066
                        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7067
                    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7068
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7069
                    if (idle_errs)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7070
                        ffe_idle_err_timeout = FFE_IDLE_ERR_COUNT_TIMEOUT_100;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7071
                }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7072
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7073
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7074
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7075
        if (hw->dsp_config_state == e1000_dsp_config_activated) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7076
            /* Save off the current value of register 0x2F5B to be restored at
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7077
             * the end of the routines. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7078
            ret_val = e1000_read_phy_reg(hw, 0x2F5B, &phy_saved_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7079
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7080
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7081
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7082
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7083
            /* Disable the PHY transmitter */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7084
            ret_val = e1000_write_phy_reg(hw, 0x2F5B, 0x0003);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7085
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7086
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7087
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7088
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7089
            mdelay(20);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7090
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7091
            ret_val = e1000_write_phy_reg(hw, 0x0000,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7092
                                          IGP01E1000_IEEE_FORCE_GIGA);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7093
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7094
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7095
            for (i = 0; i < IGP01E1000_PHY_CHANNEL_NUM; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7096
                ret_val = e1000_read_phy_reg(hw, dsp_reg_array[i], &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7097
                if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7098
                    return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7099
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7100
                phy_data &= ~IGP01E1000_PHY_EDAC_MU_INDEX;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7101
                phy_data |=  IGP01E1000_PHY_EDAC_SIGN_EXT_9_BITS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7102
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7103
                ret_val = e1000_write_phy_reg(hw,dsp_reg_array[i], phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7104
                if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7105
                    return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7106
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7107
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7108
            ret_val = e1000_write_phy_reg(hw, 0x0000,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7109
                                          IGP01E1000_IEEE_RESTART_AUTONEG);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7110
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7111
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7112
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7113
            mdelay(20);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7114
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7115
            /* Now enable the transmitter */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7116
            ret_val = e1000_write_phy_reg(hw, 0x2F5B, phy_saved_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7117
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7118
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7119
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7120
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7121
            hw->dsp_config_state = e1000_dsp_config_enabled;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7122
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7123
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7124
        if (hw->ffe_config_state == e1000_ffe_config_active) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7125
            /* Save off the current value of register 0x2F5B to be restored at
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7126
             * the end of the routines. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7127
            ret_val = e1000_read_phy_reg(hw, 0x2F5B, &phy_saved_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7128
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7129
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7130
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7131
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7132
            /* Disable the PHY transmitter */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7133
            ret_val = e1000_write_phy_reg(hw, 0x2F5B, 0x0003);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7134
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7135
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7136
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7137
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7138
            mdelay(20);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7139
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7140
            ret_val = e1000_write_phy_reg(hw, 0x0000,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7141
                                          IGP01E1000_IEEE_FORCE_GIGA);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7142
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7143
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7144
            ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_DSP_FFE,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7145
                                          IGP01E1000_PHY_DSP_FFE_DEFAULT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7146
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7147
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7148
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7149
            ret_val = e1000_write_phy_reg(hw, 0x0000,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7150
                                          IGP01E1000_IEEE_RESTART_AUTONEG);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7151
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7152
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7153
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7154
            mdelay(20);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7155
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7156
            /* Now enable the transmitter */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7157
            ret_val = e1000_write_phy_reg(hw, 0x2F5B, phy_saved_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7158
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7159
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7160
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7161
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7162
            hw->ffe_config_state = e1000_ffe_config_enabled;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7163
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7164
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7165
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7166
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7167
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7168
/*****************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7169
 * Set PHY to class A mode
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7170
 * Assumes the following operations will follow to enable the new class mode.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7171
 *  1. Do a PHY soft reset
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7172
 *  2. Restart auto-negotiation or force link.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7173
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7174
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7175
 ****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7176
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7177
e1000_set_phy_mode(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7178
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7179
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7180
    u16 eeprom_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7181
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7182
    DEBUGFUNC("e1000_set_phy_mode");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7183
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7184
    if ((hw->mac_type == e1000_82545_rev_3) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7185
        (hw->media_type == e1000_media_type_copper)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7186
        ret_val = e1000_read_eeprom(hw, EEPROM_PHY_CLASS_WORD, 1, &eeprom_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7187
        if (ret_val) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7188
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7189
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7190
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7191
        if ((eeprom_data != EEPROM_RESERVED_WORD) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7192
            (eeprom_data & EEPROM_PHY_CLASS_A)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7193
            ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x000B);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7194
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7195
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7196
            ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0x8104);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7197
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7198
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7199
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7200
            hw->phy_reset_disable = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7201
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7202
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7203
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7204
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7205
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7206
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7207
/*****************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7208
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7209
 * This function sets the lplu state according to the active flag.  When
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7210
 * activating lplu this function also disables smart speed and vise versa.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7211
 * lplu will not be activated unless the device autonegotiation advertisment
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7212
 * meets standards of either 10 or 10/100 or 10/100/1000 at all duplexes.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7213
 * hw: Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7214
 * active - true to enable lplu false to disable lplu.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7215
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7216
 * returns: - E1000_ERR_PHY if fail to read/write the PHY
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7217
 *            E1000_SUCCESS at any other case.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7218
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7219
 ****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7220
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7221
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7222
e1000_set_d3_lplu_state(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7223
                        bool active)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7224
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7225
    u32 phy_ctrl = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7226
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7227
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7228
    DEBUGFUNC("e1000_set_d3_lplu_state");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7229
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7230
    if (hw->phy_type != e1000_phy_igp && hw->phy_type != e1000_phy_igp_2
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7231
        && hw->phy_type != e1000_phy_igp_3)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7232
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7233
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7234
    /* During driver activity LPLU should not be used or it will attain link
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7235
     * from the lowest speeds starting from 10Mbps. The capability is used for
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7236
     * Dx transitions and states */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7237
    if (hw->mac_type == e1000_82541_rev_2 || hw->mac_type == e1000_82547_rev_2) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7238
        ret_val = e1000_read_phy_reg(hw, IGP01E1000_GMII_FIFO, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7239
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7240
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7241
    } else if (hw->mac_type == e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7242
        /* MAC writes into PHY register based on the state transition
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7243
         * and start auto-negotiation. SW driver can overwrite the settings
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7244
         * in CSR PHY power control E1000_PHY_CTRL register. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7245
        phy_ctrl = E1000_READ_REG(hw, PHY_CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7246
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7247
        ret_val = e1000_read_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7248
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7249
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7250
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7251
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7252
    if (!active) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7253
        if (hw->mac_type == e1000_82541_rev_2 ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7254
            hw->mac_type == e1000_82547_rev_2) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7255
            phy_data &= ~IGP01E1000_GMII_FLEX_SPD;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7256
            ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7257
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7258
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7259
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7260
            if (hw->mac_type == e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7261
                phy_ctrl &= ~E1000_PHY_CTRL_NOND0A_LPLU;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7262
                E1000_WRITE_REG(hw, PHY_CTRL, phy_ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7263
            } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7264
                phy_data &= ~IGP02E1000_PM_D3_LPLU;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7265
                ret_val = e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7266
                                              phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7267
                if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7268
                    return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7269
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7270
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7271
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7272
        /* LPLU and SmartSpeed are mutually exclusive.  LPLU is used during
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7273
         * Dx states where the power conservation is most important.  During
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7274
         * driver activity we should enable SmartSpeed, so performance is
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7275
         * maintained. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7276
        if (hw->smart_speed == e1000_smart_speed_on) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7277
            ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7278
                                         &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7279
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7280
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7281
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7282
            phy_data |= IGP01E1000_PSCFR_SMART_SPEED;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7283
            ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7284
                                          phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7285
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7286
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7287
        } else if (hw->smart_speed == e1000_smart_speed_off) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7288
            ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7289
                                         &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7290
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7291
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7292
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7293
            phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7294
            ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7295
                                          phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7296
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7297
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7298
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7299
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7300
    } else if ((hw->autoneg_advertised == AUTONEG_ADVERTISE_SPEED_DEFAULT) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7301
               (hw->autoneg_advertised == AUTONEG_ADVERTISE_10_ALL ) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7302
               (hw->autoneg_advertised == AUTONEG_ADVERTISE_10_100_ALL)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7303
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7304
        if (hw->mac_type == e1000_82541_rev_2 ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7305
            hw->mac_type == e1000_82547_rev_2) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7306
            phy_data |= IGP01E1000_GMII_FLEX_SPD;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7307
            ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7308
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7309
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7310
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7311
            if (hw->mac_type == e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7312
                phy_ctrl |= E1000_PHY_CTRL_NOND0A_LPLU;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7313
                E1000_WRITE_REG(hw, PHY_CTRL, phy_ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7314
            } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7315
                phy_data |= IGP02E1000_PM_D3_LPLU;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7316
                ret_val = e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7317
                                              phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7318
                if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7319
                    return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7320
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7321
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7322
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7323
        /* When LPLU is enabled we should disable SmartSpeed */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7324
        ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7325
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7326
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7327
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7328
        phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7329
        ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7330
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7331
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7332
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7333
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7334
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7335
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7336
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7337
/*****************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7338
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7339
 * This function sets the lplu d0 state according to the active flag.  When
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7340
 * activating lplu this function also disables smart speed and vise versa.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7341
 * lplu will not be activated unless the device autonegotiation advertisment
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7342
 * meets standards of either 10 or 10/100 or 10/100/1000 at all duplexes.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7343
 * hw: Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7344
 * active - true to enable lplu false to disable lplu.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7345
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7346
 * returns: - E1000_ERR_PHY if fail to read/write the PHY
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7347
 *            E1000_SUCCESS at any other case.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7348
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7349
 ****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7350
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7351
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7352
e1000_set_d0_lplu_state(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7353
                        bool active)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7354
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7355
    u32 phy_ctrl = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7356
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7357
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7358
    DEBUGFUNC("e1000_set_d0_lplu_state");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7359
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7360
    if (hw->mac_type <= e1000_82547_rev_2)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7361
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7362
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7363
    if (hw->mac_type == e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7364
        phy_ctrl = E1000_READ_REG(hw, PHY_CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7365
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7366
        ret_val = e1000_read_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7367
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7368
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7369
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7370
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7371
    if (!active) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7372
        if (hw->mac_type == e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7373
            phy_ctrl &= ~E1000_PHY_CTRL_D0A_LPLU;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7374
            E1000_WRITE_REG(hw, PHY_CTRL, phy_ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7375
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7376
            phy_data &= ~IGP02E1000_PM_D0_LPLU;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7377
            ret_val = e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7378
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7379
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7380
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7381
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7382
        /* LPLU and SmartSpeed are mutually exclusive.  LPLU is used during
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7383
         * Dx states where the power conservation is most important.  During
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7384
         * driver activity we should enable SmartSpeed, so performance is
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7385
         * maintained. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7386
        if (hw->smart_speed == e1000_smart_speed_on) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7387
            ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7388
                                         &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7389
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7390
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7391
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7392
            phy_data |= IGP01E1000_PSCFR_SMART_SPEED;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7393
            ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7394
                                          phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7395
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7396
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7397
        } else if (hw->smart_speed == e1000_smart_speed_off) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7398
            ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7399
                                         &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7400
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7401
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7402
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7403
            phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7404
            ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7405
                                          phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7406
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7407
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7408
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7409
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7410
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7411
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7412
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7413
        if (hw->mac_type == e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7414
            phy_ctrl |= E1000_PHY_CTRL_D0A_LPLU;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7415
            E1000_WRITE_REG(hw, PHY_CTRL, phy_ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7416
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7417
            phy_data |= IGP02E1000_PM_D0_LPLU;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7418
            ret_val = e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7419
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7420
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7421
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7422
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7423
        /* When LPLU is enabled we should disable SmartSpeed */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7424
        ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7425
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7426
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7427
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7428
        phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7429
        ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7430
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7431
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7432
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7433
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7434
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7435
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7436
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7437
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7438
 * Change VCO speed register to improve Bit Error Rate performance of SERDES.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7439
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7440
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7441
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7442
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7443
e1000_set_vco_speed(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7444
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7445
    s32  ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7446
    u16 default_page = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7447
    u16 phy_data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7448
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7449
    DEBUGFUNC("e1000_set_vco_speed");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7450
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7451
    switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7452
    case e1000_82545_rev_3:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7453
    case e1000_82546_rev_3:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7454
       break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7455
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7456
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7457
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7458
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7459
    /* Set PHY register 30, page 5, bit 8 to 0 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7460
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7461
    ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, &default_page);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7462
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7463
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7464
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7465
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0005);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7466
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7467
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7468
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7469
    ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7470
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7471
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7472
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7473
    phy_data &= ~M88E1000_PHY_VCO_REG_BIT8;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7474
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7475
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7476
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7477
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7478
    /* Set PHY register 30, page 4, bit 11 to 1 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7479
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7480
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0004);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7481
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7482
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7483
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7484
    ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, &phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7485
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7486
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7487
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7488
    phy_data |= M88E1000_PHY_VCO_REG_BIT11;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7489
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, phy_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7490
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7491
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7492
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7493
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, default_page);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7494
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7495
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7496
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7497
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7498
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7499
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7500
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7501
/*****************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7502
 * This function reads the cookie from ARC ram.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7503
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7504
 * returns: - E1000_SUCCESS .
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7505
 ****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7506
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7507
e1000_host_if_read_cookie(struct e1000_hw * hw, u8 *buffer)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7508
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7509
    u8 i;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7510
    u32 offset = E1000_MNG_DHCP_COOKIE_OFFSET;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7511
    u8 length = E1000_MNG_DHCP_COOKIE_LENGTH;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7512
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7513
    length = (length >> 2);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7514
    offset = (offset >> 2);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7515
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7516
    for (i = 0; i < length; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7517
        *((u32 *) buffer + i) =
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7518
            E1000_READ_REG_ARRAY_DWORD(hw, HOST_IF, offset + i);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7519
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7520
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7521
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7522
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7523
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7524
/*****************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7525
 * This function checks whether the HOST IF is enabled for command operaton
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7526
 * and also checks whether the previous command is completed.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7527
 * It busy waits in case of previous command is not completed.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7528
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7529
 * returns: - E1000_ERR_HOST_INTERFACE_COMMAND in case if is not ready or
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7530
 *            timeout
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7531
 *          - E1000_SUCCESS for success.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7532
 ****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7533
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7534
e1000_mng_enable_host_if(struct e1000_hw * hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7535
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7536
    u32 hicr;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7537
    u8 i;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7538
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7539
    /* Check that the host interface is enabled. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7540
    hicr = E1000_READ_REG(hw, HICR);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7541
    if ((hicr & E1000_HICR_EN) == 0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7542
        DEBUGOUT("E1000_HOST_EN bit disabled.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7543
        return -E1000_ERR_HOST_INTERFACE_COMMAND;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7544
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7545
    /* check the previous command is completed */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7546
    for (i = 0; i < E1000_MNG_DHCP_COMMAND_TIMEOUT; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7547
        hicr = E1000_READ_REG(hw, HICR);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7548
        if (!(hicr & E1000_HICR_C))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7549
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7550
        mdelay(1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7551
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7552
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7553
    if (i == E1000_MNG_DHCP_COMMAND_TIMEOUT) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7554
        DEBUGOUT("Previous command timeout failed .\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7555
        return -E1000_ERR_HOST_INTERFACE_COMMAND;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7556
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7557
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7558
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7559
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7560
/*****************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7561
 * This function writes the buffer content at the offset given on the host if.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7562
 * It also does alignment considerations to do the writes in most efficient way.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7563
 * Also fills up the sum of the buffer in *buffer parameter.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7564
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7565
 * returns  - E1000_SUCCESS for success.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7566
 ****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7567
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7568
e1000_mng_host_if_write(struct e1000_hw * hw, u8 *buffer,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7569
                        u16 length, u16 offset, u8 *sum)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7570
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7571
    u8 *tmp;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7572
    u8 *bufptr = buffer;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7573
    u32 data = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7574
    u16 remaining, i, j, prev_bytes;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7575
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7576
    /* sum = only sum of the data and it is not checksum */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7577
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7578
    if (length == 0 || offset + length > E1000_HI_MAX_MNG_DATA_LENGTH) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7579
        return -E1000_ERR_PARAM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7580
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7581
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7582
    tmp = (u8 *)&data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7583
    prev_bytes = offset & 0x3;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7584
    offset &= 0xFFFC;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7585
    offset >>= 2;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7586
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7587
    if (prev_bytes) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7588
        data = E1000_READ_REG_ARRAY_DWORD(hw, HOST_IF, offset);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7589
        for (j = prev_bytes; j < sizeof(u32); j++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7590
            *(tmp + j) = *bufptr++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7591
            *sum += *(tmp + j);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7592
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7593
        E1000_WRITE_REG_ARRAY_DWORD(hw, HOST_IF, offset, data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7594
        length -= j - prev_bytes;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7595
        offset++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7596
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7597
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7598
    remaining = length & 0x3;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7599
    length -= remaining;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7600
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7601
    /* Calculate length in DWORDs */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7602
    length >>= 2;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7603
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7604
    /* The device driver writes the relevant command block into the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7605
     * ram area. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7606
    for (i = 0; i < length; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7607
        for (j = 0; j < sizeof(u32); j++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7608
            *(tmp + j) = *bufptr++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7609
            *sum += *(tmp + j);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7610
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7611
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7612
        E1000_WRITE_REG_ARRAY_DWORD(hw, HOST_IF, offset + i, data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7613
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7614
    if (remaining) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7615
        for (j = 0; j < sizeof(u32); j++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7616
            if (j < remaining)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7617
                *(tmp + j) = *bufptr++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7618
            else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7619
                *(tmp + j) = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7620
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7621
            *sum += *(tmp + j);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7622
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7623
        E1000_WRITE_REG_ARRAY_DWORD(hw, HOST_IF, offset + i, data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7624
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7625
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7626
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7627
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7628
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7629
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7630
/*****************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7631
 * This function writes the command header after does the checksum calculation.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7632
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7633
 * returns  - E1000_SUCCESS for success.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7634
 ****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7635
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7636
e1000_mng_write_cmd_header(struct e1000_hw * hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7637
                           struct e1000_host_mng_command_header * hdr)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7638
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7639
    u16 i;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7640
    u8 sum;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7641
    u8 *buffer;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7642
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7643
    /* Write the whole command header structure which includes sum of
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7644
     * the buffer */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7645
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7646
    u16 length = sizeof(struct e1000_host_mng_command_header);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7647
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7648
    sum = hdr->checksum;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7649
    hdr->checksum = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7650
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7651
    buffer = (u8 *) hdr;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7652
    i = length;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7653
    while (i--)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7654
        sum += buffer[i];
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7655
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7656
    hdr->checksum = 0 - sum;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7657
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7658
    length >>= 2;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7659
    /* The device driver writes the relevant command block into the ram area. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7660
    for (i = 0; i < length; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7661
        E1000_WRITE_REG_ARRAY_DWORD(hw, HOST_IF, i, *((u32 *) hdr + i));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7662
        E1000_WRITE_FLUSH(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7663
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7664
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7665
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7666
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7667
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7668
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7669
/*****************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7670
 * This function indicates to ARC that a new command is pending which completes
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7671
 * one write operation by the driver.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7672
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7673
 * returns  - E1000_SUCCESS for success.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7674
 ****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7675
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7676
e1000_mng_write_commit(struct e1000_hw * hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7677
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7678
    u32 hicr;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7679
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7680
    hicr = E1000_READ_REG(hw, HICR);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7681
    /* Setting this bit tells the ARC that a new command is pending. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7682
    E1000_WRITE_REG(hw, HICR, hicr | E1000_HICR_C);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7683
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7684
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7685
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7686
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7687
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7688
/*****************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7689
 * This function checks the mode of the firmware.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7690
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7691
 * returns  - true when the mode is IAMT or false.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7692
 ****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7693
bool
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7694
e1000_check_mng_mode(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7695
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7696
    u32 fwsm;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7697
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7698
    fwsm = E1000_READ_REG(hw, FWSM);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7699
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7700
    if (hw->mac_type == e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7701
        if ((fwsm & E1000_FWSM_MODE_MASK) ==
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7702
            (E1000_MNG_ICH_IAMT_MODE << E1000_FWSM_MODE_SHIFT))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7703
            return true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7704
    } else if ((fwsm & E1000_FWSM_MODE_MASK) ==
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7705
               (E1000_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7706
        return true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7707
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7708
    return false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7709
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7710
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7711
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7712
/*****************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7713
 * This function writes the dhcp info .
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7714
 ****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7715
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7716
e1000_mng_write_dhcp_info(struct e1000_hw * hw, u8 *buffer,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7717
                          u16 length)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7718
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7719
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7720
    struct e1000_host_mng_command_header hdr;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7721
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7722
    hdr.command_id = E1000_MNG_DHCP_TX_PAYLOAD_CMD;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7723
    hdr.command_length = length;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7724
    hdr.reserved1 = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7725
    hdr.reserved2 = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7726
    hdr.checksum = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7727
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7728
    ret_val = e1000_mng_enable_host_if(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7729
    if (ret_val == E1000_SUCCESS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7730
        ret_val = e1000_mng_host_if_write(hw, buffer, length, sizeof(hdr),
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7731
                                          &(hdr.checksum));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7732
        if (ret_val == E1000_SUCCESS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7733
            ret_val = e1000_mng_write_cmd_header(hw, &hdr);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7734
            if (ret_val == E1000_SUCCESS)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7735
                ret_val = e1000_mng_write_commit(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7736
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7737
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7738
    return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7739
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7740
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7741
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7742
/*****************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7743
 * This function calculates the checksum.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7744
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7745
 * returns  - checksum of buffer contents.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7746
 ****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7747
static u8
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7748
e1000_calculate_mng_checksum(char *buffer, u32 length)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7749
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7750
    u8 sum = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7751
    u32 i;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7752
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7753
    if (!buffer)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7754
        return 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7755
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7756
    for (i=0; i < length; i++)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7757
        sum += buffer[i];
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7758
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7759
    return (u8) (0 - sum);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7760
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7761
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7762
/*****************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7763
 * This function checks whether tx pkt filtering needs to be enabled or not.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7764
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7765
 * returns  - true for packet filtering or false.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7766
 ****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7767
bool
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7768
e1000_enable_tx_pkt_filtering(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7769
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7770
    /* called in init as well as watchdog timer functions */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7771
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7772
    s32 ret_val, checksum;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7773
    bool tx_filter = false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7774
    struct e1000_host_mng_dhcp_cookie *hdr = &(hw->mng_cookie);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7775
    u8 *buffer = (u8 *) &(hw->mng_cookie);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7776
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7777
    if (e1000_check_mng_mode(hw)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7778
        ret_val = e1000_mng_enable_host_if(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7779
        if (ret_val == E1000_SUCCESS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7780
            ret_val = e1000_host_if_read_cookie(hw, buffer);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7781
            if (ret_val == E1000_SUCCESS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7782
                checksum = hdr->checksum;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7783
                hdr->checksum = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7784
                if ((hdr->signature == E1000_IAMT_SIGNATURE) &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7785
                    checksum == e1000_calculate_mng_checksum((char *)buffer,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7786
                                               E1000_MNG_DHCP_COOKIE_LENGTH)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7787
                    if (hdr->status &
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7788
                        E1000_MNG_DHCP_COOKIE_STATUS_PARSING_SUPPORT)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7789
                        tx_filter = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7790
                } else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7791
                    tx_filter = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7792
            } else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7793
                tx_filter = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7794
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7795
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7796
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7797
    hw->tx_pkt_filtering = tx_filter;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7798
    return tx_filter;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7799
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7800
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7801
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7802
 * Verifies the hardware needs to allow ARPs to be processed by the host
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7803
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7804
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7805
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7806
 * returns: - true/false
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7807
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7808
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7809
u32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7810
e1000_enable_mng_pass_thru(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7811
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7812
    u32 manc;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7813
    u32 fwsm, factps;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7814
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7815
    if (hw->asf_firmware_present) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7816
        manc = E1000_READ_REG(hw, MANC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7817
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7818
        if (!(manc & E1000_MANC_RCV_TCO_EN) ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7819
            !(manc & E1000_MANC_EN_MAC_ADDR_FILTER))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7820
            return false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7821
        if (e1000_arc_subsystem_valid(hw)) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7822
            fwsm = E1000_READ_REG(hw, FWSM);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7823
            factps = E1000_READ_REG(hw, FACTPS);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7824
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7825
            if ((((fwsm & E1000_FWSM_MODE_MASK) >> E1000_FWSM_MODE_SHIFT) ==
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7826
                   e1000_mng_mode_pt) && !(factps & E1000_FACTPS_MNGCG))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7827
                return true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7828
        } else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7829
            if ((manc & E1000_MANC_SMBUS_EN) && !(manc & E1000_MANC_ASF_EN))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7830
                return true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7831
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7832
    return false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7833
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7834
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7835
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7836
e1000_polarity_reversal_workaround(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7837
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7838
    s32 ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7839
    u16 mii_status_reg;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7840
    u16 i;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7841
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7842
    /* Polarity reversal workaround for forced 10F/10H links. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7843
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7844
    /* Disable the transmitter on the PHY */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7845
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7846
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0019);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7847
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7848
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7849
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0xFFFF);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7850
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7851
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7852
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7853
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0000);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7854
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7855
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7856
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7857
    /* This loop will early-out if the NO link condition has been met. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7858
    for (i = PHY_FORCE_TIME; i > 0; i--) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7859
        /* Read the MII Status Register and wait for Link Status bit
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7860
         * to be clear.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7861
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7862
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7863
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7864
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7865
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7866
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7867
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7868
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7869
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7870
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7871
        if ((mii_status_reg & ~MII_SR_LINK_STATUS) == 0) break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7872
        mdelay(100);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7873
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7874
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7875
    /* Recommended delay time after link has been lost */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7876
    mdelay(1000);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7877
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7878
    /* Now we will re-enable th transmitter on the PHY */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7879
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7880
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0019);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7881
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7882
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7883
    mdelay(50);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7884
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0xFFF0);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7885
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7886
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7887
    mdelay(50);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7888
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0xFF00);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7889
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7890
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7891
    mdelay(50);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7892
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0x0000);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7893
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7894
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7895
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7896
    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0000);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7897
    if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7898
        return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7899
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7900
    /* This loop will early-out if the link condition has been met. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7901
    for (i = PHY_FORCE_TIME; i > 0; i--) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7902
        /* Read the MII Status Register and wait for Link Status bit
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7903
         * to be set.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7904
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7905
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7906
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7907
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7908
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7909
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7910
        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7911
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7912
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7913
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7914
        if (mii_status_reg & MII_SR_LINK_STATUS) break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7915
        mdelay(100);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7916
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7917
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7918
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7919
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7920
/***************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7921
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7922
 * Disables PCI-Express master access.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7923
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7924
 * hw: Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7925
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7926
 * returns: - none.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7927
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7928
 ***************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7929
static void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7930
e1000_set_pci_express_master_disable(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7931
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7932
    u32 ctrl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7933
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7934
    DEBUGFUNC("e1000_set_pci_express_master_disable");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7935
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7936
    if (hw->bus_type != e1000_bus_type_pci_express)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7937
        return;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7938
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7939
    ctrl = E1000_READ_REG(hw, CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7940
    ctrl |= E1000_CTRL_GIO_MASTER_DISABLE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7941
    E1000_WRITE_REG(hw, CTRL, ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7942
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7943
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7944
/*******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7945
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7946
 * Disables PCI-Express master access and verifies there are no pending requests
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7947
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7948
 * hw: Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7949
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7950
 * returns: - E1000_ERR_MASTER_REQUESTS_PENDING if master disable bit hasn't
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7951
 *            caused the master requests to be disabled.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7952
 *            E1000_SUCCESS master requests disabled.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7953
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7954
 ******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7955
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7956
e1000_disable_pciex_master(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7957
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7958
    s32 timeout = MASTER_DISABLE_TIMEOUT;   /* 80ms */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7959
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7960
    DEBUGFUNC("e1000_disable_pciex_master");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7961
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7962
    if (hw->bus_type != e1000_bus_type_pci_express)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7963
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7964
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7965
    e1000_set_pci_express_master_disable(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7966
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7967
    while (timeout) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7968
        if (!(E1000_READ_REG(hw, STATUS) & E1000_STATUS_GIO_MASTER_ENABLE))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7969
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7970
        else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7971
            udelay(100);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7972
        timeout--;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7973
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7974
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7975
    if (!timeout) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7976
        DEBUGOUT("Master requests are pending.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7977
        return -E1000_ERR_MASTER_REQUESTS_PENDING;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7978
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7979
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7980
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7981
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7982
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7983
/*******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7984
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7985
 * Check for EEPROM Auto Read bit done.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7986
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7987
 * hw: Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7988
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7989
 * returns: - E1000_ERR_RESET if fail to reset MAC
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7990
 *            E1000_SUCCESS at any other case.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7991
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7992
 ******************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7993
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7994
e1000_get_auto_rd_done(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7995
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7996
    s32 timeout = AUTO_READ_DONE_TIMEOUT;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7997
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7998
    DEBUGFUNC("e1000_get_auto_rd_done");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  7999
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8000
    switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8001
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8002
        msleep(5);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8003
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8004
    case e1000_82571:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8005
    case e1000_82572:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8006
    case e1000_82573:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8007
    case e1000_80003es2lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8008
    case e1000_ich8lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8009
        while (timeout) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8010
            if (E1000_READ_REG(hw, EECD) & E1000_EECD_AUTO_RD)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8011
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8012
            else msleep(1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8013
            timeout--;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8014
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8015
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8016
        if (!timeout) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8017
            DEBUGOUT("Auto read by HW from EEPROM has not completed.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8018
            return -E1000_ERR_RESET;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8019
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8020
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8021
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8022
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8023
    /* PHY configuration from NVM just starts after EECD_AUTO_RD sets to high.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8024
     * Need to wait for PHY configuration completion before accessing NVM
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8025
     * and PHY. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8026
    if (hw->mac_type == e1000_82573)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8027
        msleep(25);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8028
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8029
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8030
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8031
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8032
/***************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8033
 * Checks if the PHY configuration is done
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8034
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8035
 * hw: Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8036
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8037
 * returns: - E1000_ERR_RESET if fail to reset MAC
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8038
 *            E1000_SUCCESS at any other case.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8039
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8040
 ***************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8041
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8042
e1000_get_phy_cfg_done(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8043
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8044
    s32 timeout = PHY_CFG_TIMEOUT;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8045
    u32 cfg_mask = E1000_EEPROM_CFG_DONE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8046
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8047
    DEBUGFUNC("e1000_get_phy_cfg_done");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8048
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8049
    switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8050
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8051
        mdelay(10);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8052
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8053
    case e1000_80003es2lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8054
        /* Separate *_CFG_DONE_* bit for each port */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8055
        if (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8056
            cfg_mask = E1000_EEPROM_CFG_DONE_PORT_1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8057
        /* Fall Through */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8058
    case e1000_82571:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8059
    case e1000_82572:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8060
        while (timeout) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8061
            if (E1000_READ_REG(hw, EEMNGCTL) & cfg_mask)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8062
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8063
            else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8064
                msleep(1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8065
            timeout--;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8066
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8067
        if (!timeout) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8068
            DEBUGOUT("MNG configuration cycle has not completed.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8069
            return -E1000_ERR_RESET;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8070
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8071
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8072
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8073
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8074
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8075
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8076
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8077
/***************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8078
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8079
 * Using the combination of SMBI and SWESMBI semaphore bits when resetting
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8080
 * adapter or Eeprom access.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8081
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8082
 * hw: Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8083
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8084
 * returns: - E1000_ERR_EEPROM if fail to access EEPROM.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8085
 *            E1000_SUCCESS at any other case.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8086
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8087
 ***************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8088
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8089
e1000_get_hw_eeprom_semaphore(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8090
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8091
    s32 timeout;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8092
    u32 swsm;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8093
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8094
    DEBUGFUNC("e1000_get_hw_eeprom_semaphore");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8095
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8096
    if (!hw->eeprom_semaphore_present)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8097
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8098
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8099
    if (hw->mac_type == e1000_80003es2lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8100
        /* Get the SW semaphore. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8101
        if (e1000_get_software_semaphore(hw) != E1000_SUCCESS)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8102
            return -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8103
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8104
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8105
    /* Get the FW semaphore. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8106
    timeout = hw->eeprom.word_size + 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8107
    while (timeout) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8108
        swsm = E1000_READ_REG(hw, SWSM);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8109
        swsm |= E1000_SWSM_SWESMBI;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8110
        E1000_WRITE_REG(hw, SWSM, swsm);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8111
        /* if we managed to set the bit we got the semaphore. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8112
        swsm = E1000_READ_REG(hw, SWSM);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8113
        if (swsm & E1000_SWSM_SWESMBI)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8114
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8115
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8116
        udelay(50);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8117
        timeout--;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8118
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8119
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8120
    if (!timeout) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8121
        /* Release semaphores */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8122
        e1000_put_hw_eeprom_semaphore(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8123
        DEBUGOUT("Driver can't access the Eeprom - SWESMBI bit is set.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8124
        return -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8125
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8126
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8127
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8128
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8129
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8130
/***************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8131
 * This function clears HW semaphore bits.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8132
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8133
 * hw: Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8134
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8135
 * returns: - None.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8136
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8137
 ***************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8138
static void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8139
e1000_put_hw_eeprom_semaphore(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8140
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8141
    u32 swsm;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8142
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8143
    DEBUGFUNC("e1000_put_hw_eeprom_semaphore");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8144
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8145
    if (!hw->eeprom_semaphore_present)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8146
        return;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8147
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8148
    swsm = E1000_READ_REG(hw, SWSM);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8149
    if (hw->mac_type == e1000_80003es2lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8150
        /* Release both semaphores. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8151
        swsm &= ~(E1000_SWSM_SMBI | E1000_SWSM_SWESMBI);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8152
    } else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8153
        swsm &= ~(E1000_SWSM_SWESMBI);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8154
    E1000_WRITE_REG(hw, SWSM, swsm);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8155
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8156
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8157
/***************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8158
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8159
 * Obtaining software semaphore bit (SMBI) before resetting PHY.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8160
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8161
 * hw: Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8162
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8163
 * returns: - E1000_ERR_RESET if fail to obtain semaphore.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8164
 *            E1000_SUCCESS at any other case.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8165
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8166
 ***************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8167
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8168
e1000_get_software_semaphore(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8169
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8170
    s32 timeout = hw->eeprom.word_size + 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8171
    u32 swsm;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8172
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8173
    DEBUGFUNC("e1000_get_software_semaphore");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8174
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8175
    if (hw->mac_type != e1000_80003es2lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8176
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8177
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8178
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8179
    while (timeout) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8180
        swsm = E1000_READ_REG(hw, SWSM);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8181
        /* If SMBI bit cleared, it is now set and we hold the semaphore */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8182
        if (!(swsm & E1000_SWSM_SMBI))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8183
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8184
        mdelay(1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8185
        timeout--;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8186
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8187
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8188
    if (!timeout) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8189
        DEBUGOUT("Driver can't access device - SMBI bit is set.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8190
        return -E1000_ERR_RESET;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8191
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8192
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8193
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8194
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8195
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8196
/***************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8197
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8198
 * Release semaphore bit (SMBI).
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8199
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8200
 * hw: Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8201
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8202
 ***************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8203
static void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8204
e1000_release_software_semaphore(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8205
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8206
    u32 swsm;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8207
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8208
    DEBUGFUNC("e1000_release_software_semaphore");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8209
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8210
    if (hw->mac_type != e1000_80003es2lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8211
        return;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8212
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8213
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8214
    swsm = E1000_READ_REG(hw, SWSM);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8215
    /* Release the SW semaphores.*/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8216
    swsm &= ~E1000_SWSM_SMBI;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8217
    E1000_WRITE_REG(hw, SWSM, swsm);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8218
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8219
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8220
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8221
 * Checks if PHY reset is blocked due to SOL/IDER session, for example.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8222
 * Returning E1000_BLK_PHY_RESET isn't necessarily an error.  But it's up to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8223
 * the caller to figure out how to deal with it.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8224
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8225
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8226
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8227
 * returns: - E1000_BLK_PHY_RESET
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8228
 *            E1000_SUCCESS
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8229
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8230
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8231
s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8232
e1000_check_phy_reset_block(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8233
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8234
    u32 manc = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8235
    u32 fwsm = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8236
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8237
    if (hw->mac_type == e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8238
        fwsm = E1000_READ_REG(hw, FWSM);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8239
        return (fwsm & E1000_FWSM_RSPCIPHY) ? E1000_SUCCESS
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8240
                                            : E1000_BLK_PHY_RESET;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8241
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8242
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8243
    if (hw->mac_type > e1000_82547_rev_2)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8244
        manc = E1000_READ_REG(hw, MANC);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8245
    return (manc & E1000_MANC_BLK_PHY_RST_ON_IDE) ?
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8246
        E1000_BLK_PHY_RESET : E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8247
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8248
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8249
static u8
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8250
e1000_arc_subsystem_valid(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8251
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8252
    u32 fwsm;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8253
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8254
    /* On 8257x silicon, registers in the range of 0x8800 - 0x8FFC
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8255
     * may not be provided a DMA clock when no manageability features are
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8256
     * enabled.  We do not want to perform any reads/writes to these registers
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8257
     * if this is the case.  We read FWSM to determine the manageability mode.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8258
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8259
    switch (hw->mac_type) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8260
    case e1000_82571:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8261
    case e1000_82572:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8262
    case e1000_82573:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8263
    case e1000_80003es2lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8264
        fwsm = E1000_READ_REG(hw, FWSM);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8265
        if ((fwsm & E1000_FWSM_MODE_MASK) != 0)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8266
            return true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8267
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8268
    case e1000_ich8lan:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8269
        return true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8270
    default:
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8271
        break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8272
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8273
    return false;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8274
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8275
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8276
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8277
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8278
 * Configure PCI-Ex no-snoop
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8279
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8280
 * hw - Struct containing variables accessed by shared code.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8281
 * no_snoop - Bitmap of no-snoop events.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8282
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8283
 * returns: E1000_SUCCESS
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8284
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8285
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8286
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8287
e1000_set_pci_ex_no_snoop(struct e1000_hw *hw, u32 no_snoop)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8288
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8289
    u32 gcr_reg = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8290
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8291
    DEBUGFUNC("e1000_set_pci_ex_no_snoop");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8292
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8293
    if (hw->bus_type == e1000_bus_type_unknown)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8294
        e1000_get_bus_info(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8295
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8296
    if (hw->bus_type != e1000_bus_type_pci_express)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8297
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8298
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8299
    if (no_snoop) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8300
        gcr_reg = E1000_READ_REG(hw, GCR);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8301
        gcr_reg &= ~(PCI_EX_NO_SNOOP_ALL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8302
        gcr_reg |= no_snoop;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8303
        E1000_WRITE_REG(hw, GCR, gcr_reg);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8304
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8305
    if (hw->mac_type == e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8306
        u32 ctrl_ext;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8307
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8308
        E1000_WRITE_REG(hw, GCR, PCI_EX_82566_SNOOP_ALL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8309
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8310
        ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8311
        ctrl_ext |= E1000_CTRL_EXT_RO_DIS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8312
        E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8313
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8314
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8315
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8316
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8317
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8318
/***************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8319
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8320
 * Get software semaphore FLAG bit (SWFLAG).
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8321
 * SWFLAG is used to synchronize the access to all shared resource between
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8322
 * SW, FW and HW.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8323
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8324
 * hw: Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8325
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8326
 ***************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8327
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8328
e1000_get_software_flag(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8329
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8330
    s32 timeout = PHY_CFG_TIMEOUT;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8331
    u32 extcnf_ctrl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8332
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8333
    DEBUGFUNC("e1000_get_software_flag");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8334
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8335
    if (hw->mac_type == e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8336
        while (timeout) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8337
            extcnf_ctrl = E1000_READ_REG(hw, EXTCNF_CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8338
            extcnf_ctrl |= E1000_EXTCNF_CTRL_SWFLAG;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8339
            E1000_WRITE_REG(hw, EXTCNF_CTRL, extcnf_ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8340
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8341
            extcnf_ctrl = E1000_READ_REG(hw, EXTCNF_CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8342
            if (extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8343
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8344
            mdelay(1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8345
            timeout--;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8346
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8347
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8348
        if (!timeout) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8349
            DEBUGOUT("FW or HW locks the resource too long.\n");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8350
            return -E1000_ERR_CONFIG;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8351
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8352
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8353
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8354
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8355
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8356
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8357
/***************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8358
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8359
 * Release software semaphore FLAG bit (SWFLAG).
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8360
 * SWFLAG is used to synchronize the access to all shared resource between
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8361
 * SW, FW and HW.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8362
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8363
 * hw: Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8364
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8365
 ***************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8366
static void
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8367
e1000_release_software_flag(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8368
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8369
    u32 extcnf_ctrl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8370
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8371
    DEBUGFUNC("e1000_release_software_flag");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8372
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8373
    if (hw->mac_type == e1000_ich8lan) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8374
        extcnf_ctrl= E1000_READ_REG(hw, EXTCNF_CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8375
        extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8376
        E1000_WRITE_REG(hw, EXTCNF_CTRL, extcnf_ctrl);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8377
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8378
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8379
    return;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8380
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8381
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8382
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8383
 * Reads a 16 bit word or words from the EEPROM using the ICH8's flash access
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8384
 * register.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8385
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8386
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8387
 * offset - offset of word in the EEPROM to read
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8388
 * data - word read from the EEPROM
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8389
 * words - number of words to read
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8390
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8391
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8392
e1000_read_eeprom_ich8(struct e1000_hw *hw, u16 offset, u16 words,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8393
                       u16 *data)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8394
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8395
    s32  error = E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8396
    u32 flash_bank = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8397
    u32 act_offset = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8398
    u32 bank_offset = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8399
    u16 word = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8400
    u16 i = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8401
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8402
    /* We need to know which is the valid flash bank.  In the event
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8403
     * that we didn't allocate eeprom_shadow_ram, we may not be
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8404
     * managing flash_bank.  So it cannot be trusted and needs
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8405
     * to be updated with each read.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8406
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8407
    /* Value of bit 22 corresponds to the flash bank we're on. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8408
    flash_bank = (E1000_READ_REG(hw, EECD) & E1000_EECD_SEC1VAL) ? 1 : 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8409
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8410
    /* Adjust offset appropriately if we're on bank 1 - adjust for word size */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8411
    bank_offset = flash_bank * (hw->flash_bank_size * 2);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8412
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8413
    error = e1000_get_software_flag(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8414
    if (error != E1000_SUCCESS)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8415
        return error;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8416
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8417
    for (i = 0; i < words; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8418
        if (hw->eeprom_shadow_ram != NULL &&
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8419
            hw->eeprom_shadow_ram[offset+i].modified) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8420
            data[i] = hw->eeprom_shadow_ram[offset+i].eeprom_word;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8421
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8422
            /* The NVM part needs a byte offset, hence * 2 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8423
            act_offset = bank_offset + ((offset + i) * 2);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8424
            error = e1000_read_ich8_word(hw, act_offset, &word);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8425
            if (error != E1000_SUCCESS)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8426
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8427
            data[i] = word;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8428
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8429
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8430
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8431
    e1000_release_software_flag(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8432
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8433
    return error;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8434
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8435
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8436
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8437
 * Writes a 16 bit word or words to the EEPROM using the ICH8's flash access
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8438
 * register.  Actually, writes are written to the shadow ram cache in the hw
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8439
 * structure hw->e1000_shadow_ram.  e1000_commit_shadow_ram flushes this to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8440
 * the NVM, which occurs when the NVM checksum is updated.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8441
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8442
 * hw - Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8443
 * offset - offset of word in the EEPROM to write
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8444
 * words - number of words to write
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8445
 * data - words to write to the EEPROM
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8446
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8447
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8448
e1000_write_eeprom_ich8(struct e1000_hw *hw, u16 offset, u16 words,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8449
                        u16 *data)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8450
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8451
    u32 i = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8452
    s32 error = E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8453
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8454
    error = e1000_get_software_flag(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8455
    if (error != E1000_SUCCESS)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8456
        return error;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8457
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8458
    /* A driver can write to the NVM only if it has eeprom_shadow_ram
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8459
     * allocated.  Subsequent reads to the modified words are read from
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8460
     * this cached structure as well.  Writes will only go into this
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8461
     * cached structure unless it's followed by a call to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8462
     * e1000_update_eeprom_checksum() where it will commit the changes
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8463
     * and clear the "modified" field.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8464
     */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8465
    if (hw->eeprom_shadow_ram != NULL) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8466
        for (i = 0; i < words; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8467
            if ((offset + i) < E1000_SHADOW_RAM_WORDS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8468
                hw->eeprom_shadow_ram[offset+i].modified = true;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8469
                hw->eeprom_shadow_ram[offset+i].eeprom_word = data[i];
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8470
            } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8471
                error = -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8472
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8473
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8474
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8475
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8476
        /* Drivers have the option to not allocate eeprom_shadow_ram as long
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8477
         * as they don't perform any NVM writes.  An attempt in doing so
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8478
         * will result in this error.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8479
         */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8480
        error = -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8481
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8482
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8483
    e1000_release_software_flag(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8484
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8485
    return error;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8486
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8487
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8488
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8489
 * This function does initial flash setup so that a new read/write/erase cycle
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8490
 * can be started.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8491
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8492
 * hw - The pointer to the hw structure
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8493
 ****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8494
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8495
e1000_ich8_cycle_init(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8496
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8497
    union ich8_hws_flash_status hsfsts;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8498
    s32 error = E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8499
    s32 i     = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8500
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8501
    DEBUGFUNC("e1000_ich8_cycle_init");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8502
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8503
    hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8504
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8505
    /* May be check the Flash Des Valid bit in Hw status */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8506
    if (hsfsts.hsf_status.fldesvalid == 0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8507
        DEBUGOUT("Flash descriptor invalid.  SW Sequencing must be used.");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8508
        return error;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8509
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8510
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8511
    /* Clear FCERR in Hw status by writing 1 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8512
    /* Clear DAEL in Hw status by writing a 1 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8513
    hsfsts.hsf_status.flcerr = 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8514
    hsfsts.hsf_status.dael = 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8515
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8516
    E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS, hsfsts.regval);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8517
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8518
    /* Either we should have a hardware SPI cycle in progress bit to check
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8519
     * against, in order to start a new cycle or FDONE bit should be changed
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8520
     * in the hardware so that it is 1 after harware reset, which can then be
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8521
     * used as an indication whether a cycle is in progress or has been
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8522
     * completed .. we should also have some software semaphore mechanism to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8523
     * guard FDONE or the cycle in progress bit so that two threads access to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8524
     * those bits can be sequentiallized or a way so that 2 threads dont
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8525
     * start the cycle at the same time */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8526
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8527
    if (hsfsts.hsf_status.flcinprog == 0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8528
        /* There is no cycle running at present, so we can start a cycle */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8529
        /* Begin by setting Flash Cycle Done. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8530
        hsfsts.hsf_status.flcdone = 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8531
        E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS, hsfsts.regval);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8532
        error = E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8533
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8534
        /* otherwise poll for sometime so the current cycle has a chance
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8535
         * to end before giving up. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8536
        for (i = 0; i < ICH_FLASH_COMMAND_TIMEOUT; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8537
            hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8538
            if (hsfsts.hsf_status.flcinprog == 0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8539
                error = E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8540
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8541
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8542
            udelay(1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8543
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8544
        if (error == E1000_SUCCESS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8545
            /* Successful in waiting for previous cycle to timeout,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8546
             * now set the Flash Cycle Done. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8547
            hsfsts.hsf_status.flcdone = 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8548
            E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS, hsfsts.regval);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8549
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8550
            DEBUGOUT("Flash controller busy, cannot get access");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8551
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8552
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8553
    return error;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8554
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8555
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8556
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8557
 * This function starts a flash cycle and waits for its completion
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8558
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8559
 * hw - The pointer to the hw structure
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8560
 ****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8561
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8562
e1000_ich8_flash_cycle(struct e1000_hw *hw, u32 timeout)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8563
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8564
    union ich8_hws_flash_ctrl hsflctl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8565
    union ich8_hws_flash_status hsfsts;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8566
    s32 error = E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8567
    u32 i = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8568
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8569
    /* Start a cycle by writing 1 in Flash Cycle Go in Hw Flash Control */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8570
    hsflctl.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8571
    hsflctl.hsf_ctrl.flcgo = 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8572
    E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL, hsflctl.regval);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8573
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8574
    /* wait till FDONE bit is set to 1 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8575
    do {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8576
        hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8577
        if (hsfsts.hsf_status.flcdone == 1)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8578
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8579
        udelay(1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8580
        i++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8581
    } while (i < timeout);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8582
    if (hsfsts.hsf_status.flcdone == 1 && hsfsts.hsf_status.flcerr == 0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8583
        error = E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8584
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8585
    return error;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8586
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8587
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8588
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8589
 * Reads a byte or word from the NVM using the ICH8 flash access registers.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8590
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8591
 * hw - The pointer to the hw structure
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8592
 * index - The index of the byte or word to read.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8593
 * size - Size of data to read, 1=byte 2=word
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8594
 * data - Pointer to the word to store the value read.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8595
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8596
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8597
e1000_read_ich8_data(struct e1000_hw *hw, u32 index,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8598
                     u32 size, u16* data)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8599
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8600
    union ich8_hws_flash_status hsfsts;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8601
    union ich8_hws_flash_ctrl hsflctl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8602
    u32 flash_linear_address;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8603
    u32 flash_data = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8604
    s32 error = -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8605
    s32 count = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8606
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8607
    DEBUGFUNC("e1000_read_ich8_data");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8608
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8609
    if (size < 1  || size > 2 || data == NULL ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8610
        index > ICH_FLASH_LINEAR_ADDR_MASK)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8611
        return error;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8612
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8613
    flash_linear_address = (ICH_FLASH_LINEAR_ADDR_MASK & index) +
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8614
                           hw->flash_base_addr;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8615
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8616
    do {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8617
        udelay(1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8618
        /* Steps */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8619
        error = e1000_ich8_cycle_init(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8620
        if (error != E1000_SUCCESS)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8621
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8622
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8623
        hsflctl.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8624
        /* 0b/1b corresponds to 1 or 2 byte size, respectively. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8625
        hsflctl.hsf_ctrl.fldbcount = size - 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8626
        hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_READ;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8627
        E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL, hsflctl.regval);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8628
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8629
        /* Write the last 24 bits of index into Flash Linear address field in
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8630
         * Flash Address */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8631
        /* TODO: TBD maybe check the index against the size of flash */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8632
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8633
        E1000_WRITE_ICH_FLASH_REG(hw, ICH_FLASH_FADDR, flash_linear_address);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8634
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8635
        error = e1000_ich8_flash_cycle(hw, ICH_FLASH_COMMAND_TIMEOUT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8636
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8637
        /* Check if FCERR is set to 1, if set to 1, clear it and try the whole
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8638
         * sequence a few more times, else read in (shift in) the Flash Data0,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8639
         * the order is least significant byte first msb to lsb */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8640
        if (error == E1000_SUCCESS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8641
            flash_data = E1000_READ_ICH_FLASH_REG(hw, ICH_FLASH_FDATA0);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8642
            if (size == 1) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8643
                *data = (u8)(flash_data & 0x000000FF);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8644
            } else if (size == 2) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8645
                *data = (u16)(flash_data & 0x0000FFFF);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8646
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8647
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8648
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8649
            /* If we've gotten here, then things are probably completely hosed,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8650
             * but if the error condition is detected, it won't hurt to give
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8651
             * it another try...ICH_FLASH_CYCLE_REPEAT_COUNT times.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8652
             */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8653
            hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8654
            if (hsfsts.hsf_status.flcerr == 1) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8655
                /* Repeat for some time before giving up. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8656
                continue;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8657
            } else if (hsfsts.hsf_status.flcdone == 0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8658
                DEBUGOUT("Timeout error - flash cycle did not complete.");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8659
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8660
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8661
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8662
    } while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8663
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8664
    return error;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8665
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8666
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8667
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8668
 * Writes One /two bytes to the NVM using the ICH8 flash access registers.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8669
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8670
 * hw - The pointer to the hw structure
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8671
 * index - The index of the byte/word to read.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8672
 * size - Size of data to read, 1=byte 2=word
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8673
 * data - The byte(s) to write to the NVM.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8674
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8675
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8676
e1000_write_ich8_data(struct e1000_hw *hw, u32 index, u32 size,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8677
                      u16 data)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8678
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8679
    union ich8_hws_flash_status hsfsts;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8680
    union ich8_hws_flash_ctrl hsflctl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8681
    u32 flash_linear_address;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8682
    u32 flash_data = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8683
    s32 error = -E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8684
    s32 count = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8685
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8686
    DEBUGFUNC("e1000_write_ich8_data");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8687
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8688
    if (size < 1  || size > 2 || data > size * 0xff ||
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8689
        index > ICH_FLASH_LINEAR_ADDR_MASK)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8690
        return error;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8691
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8692
    flash_linear_address = (ICH_FLASH_LINEAR_ADDR_MASK & index) +
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8693
                           hw->flash_base_addr;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8694
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8695
    do {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8696
        udelay(1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8697
        /* Steps */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8698
        error = e1000_ich8_cycle_init(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8699
        if (error != E1000_SUCCESS)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8700
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8701
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8702
        hsflctl.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8703
        /* 0b/1b corresponds to 1 or 2 byte size, respectively. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8704
        hsflctl.hsf_ctrl.fldbcount = size -1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8705
        hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_WRITE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8706
        E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL, hsflctl.regval);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8707
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8708
        /* Write the last 24 bits of index into Flash Linear address field in
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8709
         * Flash Address */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8710
        E1000_WRITE_ICH_FLASH_REG(hw, ICH_FLASH_FADDR, flash_linear_address);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8711
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8712
        if (size == 1)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8713
            flash_data = (u32)data & 0x00FF;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8714
        else
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8715
            flash_data = (u32)data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8716
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8717
        E1000_WRITE_ICH_FLASH_REG(hw, ICH_FLASH_FDATA0, flash_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8718
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8719
        /* check if FCERR is set to 1 , if set to 1, clear it and try the whole
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8720
         * sequence a few more times else done */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8721
        error = e1000_ich8_flash_cycle(hw, ICH_FLASH_COMMAND_TIMEOUT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8722
        if (error == E1000_SUCCESS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8723
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8724
        } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8725
            /* If we're here, then things are most likely completely hosed,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8726
             * but if the error condition is detected, it won't hurt to give
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8727
             * it another try...ICH_FLASH_CYCLE_REPEAT_COUNT times.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8728
             */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8729
            hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8730
            if (hsfsts.hsf_status.flcerr == 1) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8731
                /* Repeat for some time before giving up. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8732
                continue;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8733
            } else if (hsfsts.hsf_status.flcdone == 0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8734
                DEBUGOUT("Timeout error - flash cycle did not complete.");
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8735
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8736
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8737
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8738
    } while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8739
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8740
    return error;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8741
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8742
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8743
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8744
 * Reads a single byte from the NVM using the ICH8 flash access registers.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8745
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8746
 * hw - pointer to e1000_hw structure
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8747
 * index - The index of the byte to read.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8748
 * data - Pointer to a byte to store the value read.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8749
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8750
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8751
e1000_read_ich8_byte(struct e1000_hw *hw, u32 index, u8* data)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8752
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8753
    s32 status = E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8754
    u16 word = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8755
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8756
    status = e1000_read_ich8_data(hw, index, 1, &word);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8757
    if (status == E1000_SUCCESS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8758
        *data = (u8)word;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8759
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8760
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8761
    return status;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8762
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8763
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8764
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8765
 * Writes a single byte to the NVM using the ICH8 flash access registers.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8766
 * Performs verification by reading back the value and then going through
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8767
 * a retry algorithm before giving up.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8768
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8769
 * hw - pointer to e1000_hw structure
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8770
 * index - The index of the byte to write.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8771
 * byte - The byte to write to the NVM.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8772
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8773
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8774
e1000_verify_write_ich8_byte(struct e1000_hw *hw, u32 index, u8 byte)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8775
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8776
    s32 error = E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8777
    s32 program_retries = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8778
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8779
    DEBUGOUT2("Byte := %2.2X Offset := %d\n", byte, index);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8780
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8781
    error = e1000_write_ich8_byte(hw, index, byte);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8782
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8783
    if (error != E1000_SUCCESS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8784
        for (program_retries = 0; program_retries < 100; program_retries++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8785
            DEBUGOUT2("Retrying \t Byte := %2.2X Offset := %d\n", byte, index);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8786
            error = e1000_write_ich8_byte(hw, index, byte);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8787
            udelay(100);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8788
            if (error == E1000_SUCCESS)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8789
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8790
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8791
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8792
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8793
    if (program_retries == 100)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8794
        error = E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8795
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8796
    return error;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8797
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8798
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8799
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8800
 * Writes a single byte to the NVM using the ICH8 flash access registers.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8801
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8802
 * hw - pointer to e1000_hw structure
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8803
 * index - The index of the byte to read.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8804
 * data - The byte to write to the NVM.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8805
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8806
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8807
e1000_write_ich8_byte(struct e1000_hw *hw, u32 index, u8 data)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8808
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8809
    s32 status = E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8810
    u16 word = (u16)data;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8811
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8812
    status = e1000_write_ich8_data(hw, index, 1, word);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8813
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8814
    return status;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8815
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8816
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8817
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8818
 * Reads a word from the NVM using the ICH8 flash access registers.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8819
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8820
 * hw - pointer to e1000_hw structure
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8821
 * index - The starting byte index of the word to read.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8822
 * data - Pointer to a word to store the value read.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8823
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8824
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8825
e1000_read_ich8_word(struct e1000_hw *hw, u32 index, u16 *data)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8826
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8827
    s32 status = E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8828
    status = e1000_read_ich8_data(hw, index, 2, data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8829
    return status;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8830
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8831
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8832
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8833
 * Erases the bank specified. Each bank may be a 4, 8 or 64k block. Banks are 0
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8834
 * based.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8835
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8836
 * hw - pointer to e1000_hw structure
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8837
 * bank - 0 for first bank, 1 for second bank
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8838
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8839
 * Note that this function may actually erase as much as 8 or 64 KBytes.  The
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8840
 * amount of NVM used in each bank is a *minimum* of 4 KBytes, but in fact the
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8841
 * bank size may be 4, 8 or 64 KBytes
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8842
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8843
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8844
e1000_erase_ich8_4k_segment(struct e1000_hw *hw, u32 bank)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8845
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8846
    union ich8_hws_flash_status hsfsts;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8847
    union ich8_hws_flash_ctrl hsflctl;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8848
    u32 flash_linear_address;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8849
    s32  count = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8850
    s32  error = E1000_ERR_EEPROM;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8851
    s32  iteration;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8852
    s32  sub_sector_size = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8853
    s32  bank_size;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8854
    s32  j = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8855
    s32  error_flag = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8856
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8857
    hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8858
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8859
    /* Determine HW Sector size: Read BERASE bits of Hw flash Status register */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8860
    /* 00: The Hw sector is 256 bytes, hence we need to erase 16
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8861
     *     consecutive sectors.  The start index for the nth Hw sector can be
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8862
     *     calculated as bank * 4096 + n * 256
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8863
     * 01: The Hw sector is 4K bytes, hence we need to erase 1 sector.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8864
     *     The start index for the nth Hw sector can be calculated
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8865
     *     as bank * 4096
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8866
     * 10: The HW sector is 8K bytes
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8867
     * 11: The Hw sector size is 64K bytes */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8868
    if (hsfsts.hsf_status.berasesz == 0x0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8869
        /* Hw sector size 256 */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8870
        sub_sector_size = ICH_FLASH_SEG_SIZE_256;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8871
        bank_size = ICH_FLASH_SECTOR_SIZE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8872
        iteration = ICH_FLASH_SECTOR_SIZE / ICH_FLASH_SEG_SIZE_256;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8873
    } else if (hsfsts.hsf_status.berasesz == 0x1) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8874
        bank_size = ICH_FLASH_SEG_SIZE_4K;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8875
        iteration = 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8876
    } else if (hsfsts.hsf_status.berasesz == 0x3) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8877
        bank_size = ICH_FLASH_SEG_SIZE_64K;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8878
        iteration = 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8879
    } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8880
        return error;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8881
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8882
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8883
    for (j = 0; j < iteration ; j++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8884
        do {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8885
            count++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8886
            /* Steps */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8887
            error = e1000_ich8_cycle_init(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8888
            if (error != E1000_SUCCESS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8889
                error_flag = 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8890
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8891
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8892
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8893
            /* Write a value 11 (block Erase) in Flash Cycle field in Hw flash
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8894
             * Control */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8895
            hsflctl.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8896
            hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_ERASE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8897
            E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL, hsflctl.regval);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8898
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8899
            /* Write the last 24 bits of an index within the block into Flash
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8900
             * Linear address field in Flash Address.  This probably needs to
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8901
             * be calculated here based off the on-chip erase sector size and
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8902
             * the software bank size (4, 8 or 64 KBytes) */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8903
            flash_linear_address = bank * bank_size + j * sub_sector_size;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8904
            flash_linear_address += hw->flash_base_addr;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8905
            flash_linear_address &= ICH_FLASH_LINEAR_ADDR_MASK;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8906
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8907
            E1000_WRITE_ICH_FLASH_REG(hw, ICH_FLASH_FADDR, flash_linear_address);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8908
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8909
            error = e1000_ich8_flash_cycle(hw, ICH_FLASH_ERASE_TIMEOUT);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8910
            /* Check if FCERR is set to 1.  If 1, clear it and try the whole
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8911
             * sequence a few more times else Done */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8912
            if (error == E1000_SUCCESS) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8913
                break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8914
            } else {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8915
                hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8916
                if (hsfsts.hsf_status.flcerr == 1) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8917
                    /* repeat for some time before giving up */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8918
                    continue;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8919
                } else if (hsfsts.hsf_status.flcdone == 0) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8920
                    error_flag = 1;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8921
                    break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8922
                }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8923
            }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8924
        } while ((count < ICH_FLASH_CYCLE_REPEAT_COUNT) && !error_flag);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8925
        if (error_flag == 1)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8926
            break;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8927
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8928
    if (error_flag != 1)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8929
        error = E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8930
    return error;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8931
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8932
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8933
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8934
e1000_init_lcd_from_nvm_config_region(struct e1000_hw *hw,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8935
                                      u32 cnf_base_addr, u32 cnf_size)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8936
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8937
    u32 ret_val = E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8938
    u16 word_addr, reg_data, reg_addr;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8939
    u16 i;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8940
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8941
    /* cnf_base_addr is in DWORD */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8942
    word_addr = (u16)(cnf_base_addr << 1);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8943
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8944
    /* cnf_size is returned in size of dwords */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8945
    for (i = 0; i < cnf_size; i++) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8946
        ret_val = e1000_read_eeprom(hw, (word_addr + i*2), 1, &reg_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8947
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8948
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8949
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8950
        ret_val = e1000_read_eeprom(hw, (word_addr + i*2 + 1), 1, &reg_addr);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8951
        if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8952
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8953
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8954
        ret_val = e1000_get_software_flag(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8955
        if (ret_val != E1000_SUCCESS)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8956
            return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8957
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8958
        ret_val = e1000_write_phy_reg_ex(hw, (u32)reg_addr, reg_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8959
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8960
        e1000_release_software_flag(hw);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8961
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8962
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8963
    return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8964
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8965
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8966
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8967
/******************************************************************************
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8968
 * This function initializes the PHY from the NVM on ICH8 platforms. This
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8969
 * is needed due to an issue where the NVM configuration is not properly
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8970
 * autoloaded after power transitions. Therefore, after each PHY reset, we
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8971
 * will load the configuration data out of the NVM manually.
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8972
 *
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8973
 * hw: Struct containing variables accessed by shared code
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8974
 *****************************************************************************/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8975
static s32
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8976
e1000_init_lcd_from_nvm(struct e1000_hw *hw)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8977
{
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8978
    u32 reg_data, cnf_base_addr, cnf_size, ret_val, loop;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8979
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8980
    if (hw->phy_type != e1000_phy_igp_3)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8981
          return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8982
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8983
    /* Check if SW needs configure the PHY */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8984
    reg_data = E1000_READ_REG(hw, FEXTNVM);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8985
    if (!(reg_data & FEXTNVM_SW_CONFIG))
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8986
        return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8987
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8988
    /* Wait for basic configuration completes before proceeding*/
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8989
    loop = 0;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8990
    do {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8991
        reg_data = E1000_READ_REG(hw, STATUS) & E1000_STATUS_LAN_INIT_DONE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8992
        udelay(100);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8993
        loop++;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8994
    } while ((!reg_data) && (loop < 50));
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8995
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8996
    /* Clear the Init Done bit for the next init event */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8997
    reg_data = E1000_READ_REG(hw, STATUS);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8998
    reg_data &= ~E1000_STATUS_LAN_INIT_DONE;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  8999
    E1000_WRITE_REG(hw, STATUS, reg_data);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9000
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9001
    /* Make sure HW does not configure LCD from PHY extended configuration
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9002
       before SW configuration */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9003
    reg_data = E1000_READ_REG(hw, EXTCNF_CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9004
    if ((reg_data & E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE) == 0x0000) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9005
        reg_data = E1000_READ_REG(hw, EXTCNF_SIZE);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9006
        cnf_size = reg_data & E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9007
        cnf_size >>= 16;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9008
        if (cnf_size) {
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9009
            reg_data = E1000_READ_REG(hw, EXTCNF_CTRL);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9010
            cnf_base_addr = reg_data & E1000_EXTCNF_CTRL_EXT_CNF_POINTER;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9011
            /* cnf_base_addr is in DWORD */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9012
            cnf_base_addr >>= 16;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9013
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9014
            /* Configure LCD from extended configuration region. */
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9015
            ret_val = e1000_init_lcd_from_nvm_config_region(hw, cnf_base_addr,
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9016
                                                            cnf_size);
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9017
            if (ret_val)
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9018
                return ret_val;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9019
        }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9020
    }
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9021
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9022
    return E1000_SUCCESS;
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9023
}
afcea72f0040 Added e1000 driver for 2.6.26, thanks to M. Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  9024