devices/e1000e/ich8lan-3.10-orig.c
author Florian Pose <fp@igh-essen.com>
Fri, 03 Mar 2017 16:49:13 +0100
branchstable-1.5
changeset 2673 459758a800b3
parent 2585 26480934a057
permissions -rw-r--r--
Optionally output CRC diagnosis information in graph.
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/*******************************************************************************
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  Intel PRO/1000 Linux driver
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  Copyright(c) 1999 - 2013 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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/* 82562G 10/100 Network Connection
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 * 82562G-2 10/100 Network Connection
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 * 82562GT 10/100 Network Connection
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 * 82562GT-2 10/100 Network Connection
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 * 82562V 10/100 Network Connection
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 * 82562V-2 10/100 Network Connection
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 * 82566DC-2 Gigabit Network Connection
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 * 82566DC Gigabit Network Connection
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 * 82566DM-2 Gigabit Network Connection
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 * 82566DM Gigabit Network Connection
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 * 82566MC Gigabit Network Connection
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 * 82566MM Gigabit Network Connection
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 * 82567LM Gigabit Network Connection
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 * 82567LF Gigabit Network Connection
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 * 82567V Gigabit Network Connection
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 * 82567LM-2 Gigabit Network Connection
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 * 82567LF-2 Gigabit Network Connection
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 * 82567V-2 Gigabit Network Connection
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 * 82567LF-3 Gigabit Network Connection
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 * 82567LM-3 Gigabit Network Connection
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 * 82567LM-4 Gigabit Network Connection
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 * 82577LM Gigabit Network Connection
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 * 82577LC Gigabit Network Connection
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 * 82578DM Gigabit Network Connection
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 * 82578DC Gigabit Network Connection
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 * 82579LM Gigabit Network Connection
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 * 82579V Gigabit Network Connection
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 */
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#include "e1000.h"
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/* ICH GbE Flash Hardware Sequencing Flash Status Register bit breakdown */
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/* Offset 04h HSFSTS */
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union ich8_hws_flash_status {
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	struct ich8_hsfsts {
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		u16 flcdone:1;	/* bit 0 Flash Cycle Done */
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		u16 flcerr:1;	/* bit 1 Flash Cycle Error */
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		u16 dael:1;	/* bit 2 Direct Access error Log */
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		u16 berasesz:2;	/* bit 4:3 Sector Erase Size */
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		u16 flcinprog:1;	/* bit 5 flash cycle in Progress */
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		u16 reserved1:2;	/* bit 13:6 Reserved */
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		u16 reserved2:6;	/* bit 13:6 Reserved */
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		u16 fldesvalid:1;	/* bit 14 Flash Descriptor Valid */
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		u16 flockdn:1;	/* bit 15 Flash Config Lock-Down */
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	} hsf_status;
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	u16 regval;
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};
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/* ICH GbE Flash Hardware Sequencing Flash control Register bit breakdown */
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/* Offset 06h FLCTL */
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union ich8_hws_flash_ctrl {
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	struct ich8_hsflctl {
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		u16 flcgo:1;	/* 0 Flash Cycle Go */
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		u16 flcycle:2;	/* 2:1 Flash Cycle */
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		u16 reserved:5;	/* 7:3 Reserved  */
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		u16 fldbcount:2;	/* 9:8 Flash Data Byte Count */
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		u16 flockdn:6;	/* 15:10 Reserved */
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	} hsf_ctrl;
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	u16 regval;
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};
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/* ICH Flash Region Access Permissions */
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union ich8_hws_flash_regacc {
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	struct ich8_flracc {
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		u32 grra:8;	/* 0:7 GbE region Read Access */
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		u32 grwa:8;	/* 8:15 GbE region Write Access */
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		u32 gmrag:8;	/* 23:16 GbE Master Read Access Grant */
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		u32 gmwag:8;	/* 31:24 GbE Master Write Access Grant */
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	} hsf_flregacc;
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	u16 regval;
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};
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/* ICH Flash Protected Region */
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union ich8_flash_protected_range {
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	struct ich8_pr {
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		u32 base:13;     /* 0:12 Protected Range Base */
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		u32 reserved1:2; /* 13:14 Reserved */
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		u32 rpe:1;       /* 15 Read Protection Enable */
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		u32 limit:13;    /* 16:28 Protected Range Limit */
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		u32 reserved2:2; /* 29:30 Reserved */
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		u32 wpe:1;       /* 31 Write Protection Enable */
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	} range;
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	u32 regval;
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};
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static void e1000_clear_hw_cntrs_ich8lan(struct e1000_hw *hw);
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static void e1000_initialize_hw_bits_ich8lan(struct e1000_hw *hw);
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static s32 e1000_erase_flash_bank_ich8lan(struct e1000_hw *hw, u32 bank);
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static s32 e1000_retry_write_flash_byte_ich8lan(struct e1000_hw *hw,
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						u32 offset, u8 byte);
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static s32 e1000_read_flash_byte_ich8lan(struct e1000_hw *hw, u32 offset,
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					 u8 *data);
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static s32 e1000_read_flash_word_ich8lan(struct e1000_hw *hw, u32 offset,
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					 u16 *data);
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static s32 e1000_read_flash_data_ich8lan(struct e1000_hw *hw, u32 offset,
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					 u8 size, u16 *data);
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static s32 e1000_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw);
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static s32 e1000_cleanup_led_ich8lan(struct e1000_hw *hw);
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static s32 e1000_led_on_ich8lan(struct e1000_hw *hw);
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static s32 e1000_led_off_ich8lan(struct e1000_hw *hw);
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static s32 e1000_id_led_init_pchlan(struct e1000_hw *hw);
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static s32 e1000_setup_led_pchlan(struct e1000_hw *hw);
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static s32 e1000_cleanup_led_pchlan(struct e1000_hw *hw);
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static s32 e1000_led_on_pchlan(struct e1000_hw *hw);
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static s32 e1000_led_off_pchlan(struct e1000_hw *hw);
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static s32 e1000_set_lplu_state_pchlan(struct e1000_hw *hw, bool active);
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static void e1000_power_down_phy_copper_ich8lan(struct e1000_hw *hw);
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static void e1000_lan_init_done_ich8lan(struct e1000_hw *hw);
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static s32 e1000_k1_gig_workaround_hv(struct e1000_hw *hw, bool link);
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static s32 e1000_set_mdio_slow_mode_hv(struct e1000_hw *hw);
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   139
static bool e1000_check_mng_mode_ich8lan(struct e1000_hw *hw);
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   140
static bool e1000_check_mng_mode_pchlan(struct e1000_hw *hw);
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parents:
diff changeset
   141
static void e1000_rar_set_pch2lan(struct e1000_hw *hw, u8 *addr, u32 index);
26480934a057 Added all drivers for kernel 3.10.
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   142
static void e1000_rar_set_pch_lpt(struct e1000_hw *hw, u8 *addr, u32 index);
26480934a057 Added all drivers for kernel 3.10.
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diff changeset
   143
static s32 e1000_k1_workaround_lv(struct e1000_hw *hw);
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   144
static void e1000_gate_hw_phy_config_ich8lan(struct e1000_hw *hw, bool gate);
26480934a057 Added all drivers for kernel 3.10.
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   145
static s32 e1000_setup_copper_link_pch_lpt(struct e1000_hw *hw);
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parents:
diff changeset
   146
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   147
static inline u16 __er16flash(struct e1000_hw *hw, unsigned long reg)
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   148
{
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   149
	return readw(hw->flash_address + reg);
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   150
}
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diff changeset
   151
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   152
static inline u32 __er32flash(struct e1000_hw *hw, unsigned long reg)
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   153
{
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   154
	return readl(hw->flash_address + reg);
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   155
}
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parents:
diff changeset
   156
26480934a057 Added all drivers for kernel 3.10.
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   157
static inline void __ew16flash(struct e1000_hw *hw, unsigned long reg, u16 val)
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   158
{
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   159
	writew(val, hw->flash_address + reg);
26480934a057 Added all drivers for kernel 3.10.
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diff changeset
   160
}
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   161
26480934a057 Added all drivers for kernel 3.10.
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   162
static inline void __ew32flash(struct e1000_hw *hw, unsigned long reg, u32 val)
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   163
{
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   164
	writel(val, hw->flash_address + reg);
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   165
}
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   166
26480934a057 Added all drivers for kernel 3.10.
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   167
#define er16flash(reg)		__er16flash(hw, (reg))
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   168
#define er32flash(reg)		__er32flash(hw, (reg))
26480934a057 Added all drivers for kernel 3.10.
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   169
#define ew16flash(reg, val)	__ew16flash(hw, (reg), (val))
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   170
#define ew32flash(reg, val)	__ew32flash(hw, (reg), (val))
26480934a057 Added all drivers for kernel 3.10.
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diff changeset
   171
26480934a057 Added all drivers for kernel 3.10.
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diff changeset
   172
/**
26480934a057 Added all drivers for kernel 3.10.
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parents:
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   173
 *  e1000_phy_is_accessible_pchlan - Check if able to access PHY registers
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parents:
diff changeset
   174
 *  @hw: pointer to the HW structure
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parents:
diff changeset
   175
 *
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parents:
diff changeset
   176
 *  Test access to the PHY registers by reading the PHY ID registers.  If
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   177
 *  the PHY ID is already known (e.g. resume path) compare it with known ID,
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   178
 *  otherwise assume the read PHY ID is correct if it is valid.
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parents:
diff changeset
   179
 *
26480934a057 Added all drivers for kernel 3.10.
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parents:
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   180
 *  Assumes the sw/fw/hw semaphore is already acquired.
26480934a057 Added all drivers for kernel 3.10.
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diff changeset
   181
 **/
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diff changeset
   182
static bool e1000_phy_is_accessible_pchlan(struct e1000_hw *hw)
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diff changeset
   183
{
26480934a057 Added all drivers for kernel 3.10.
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diff changeset
   184
	u16 phy_reg = 0;
26480934a057 Added all drivers for kernel 3.10.
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diff changeset
   185
	u32 phy_id = 0;
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parents:
diff changeset
   186
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   187
	u16 retry_count;
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   188
26480934a057 Added all drivers for kernel 3.10.
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diff changeset
   189
	for (retry_count = 0; retry_count < 2; retry_count++) {
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   190
		ret_val = e1e_rphy_locked(hw, MII_PHYSID1, &phy_reg);
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   191
		if (ret_val || (phy_reg == 0xFFFF))
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diff changeset
   192
			continue;
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   193
		phy_id = (u32)(phy_reg << 16);
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   194
26480934a057 Added all drivers for kernel 3.10.
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diff changeset
   195
		ret_val = e1e_rphy_locked(hw, MII_PHYSID2, &phy_reg);
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   196
		if (ret_val || (phy_reg == 0xFFFF)) {
26480934a057 Added all drivers for kernel 3.10.
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diff changeset
   197
			phy_id = 0;
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parents:
diff changeset
   198
			continue;
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   199
		}
26480934a057 Added all drivers for kernel 3.10.
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diff changeset
   200
		phy_id |= (u32)(phy_reg & PHY_REVISION_MASK);
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   201
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   202
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   203
26480934a057 Added all drivers for kernel 3.10.
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diff changeset
   204
	if (hw->phy.id) {
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   205
		if (hw->phy.id == phy_id)
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   206
			return true;
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   207
	} else if (phy_id) {
26480934a057 Added all drivers for kernel 3.10.
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diff changeset
   208
		hw->phy.id = phy_id;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   209
		hw->phy.revision = (u32)(phy_reg & ~PHY_REVISION_MASK);
26480934a057 Added all drivers for kernel 3.10.
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diff changeset
   210
		return true;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   211
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   212
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   213
	/* In case the PHY needs to be in mdio slow mode,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   214
	 * set slow mode and try to get the PHY id again.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   215
	 */
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   216
	hw->phy.ops.release(hw);
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   217
	ret_val = e1000_set_mdio_slow_mode_hv(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   218
	if (!ret_val)
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   219
		ret_val = e1000e_get_phy_id(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   220
	hw->phy.ops.acquire(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   221
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   222
	return !ret_val;
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   223
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   224
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   225
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   226
 *  e1000_init_phy_workarounds_pchlan - PHY initialization workarounds
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   227
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   228
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   229
 *  Workarounds/flow necessary for PHY initialization during driver load
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   230
 *  and resume paths.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   231
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   232
static s32 e1000_init_phy_workarounds_pchlan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   233
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   234
	u32 mac_reg, fwsm = er32(FWSM);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   235
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   236
	u16 phy_reg;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   237
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   238
	/* Gate automatic PHY configuration by hardware on managed and
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   239
	 * non-managed 82579 and newer adapters.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   240
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   241
	e1000_gate_hw_phy_config_ich8lan(hw, true);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   242
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   243
	ret_val = hw->phy.ops.acquire(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   244
	if (ret_val) {
26480934a057 Added all drivers for kernel 3.10.
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parents:
diff changeset
   245
		e_dbg("Failed to initialize PHY flow\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   246
		goto out;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   247
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   248
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   249
	/* The MAC-PHY interconnect may be in SMBus mode.  If the PHY is
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   250
	 * inaccessible and resetting the PHY is not blocked, toggle the
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   251
	 * LANPHYPC Value bit to force the interconnect to PCIe mode.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   252
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   253
	switch (hw->mac.type) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   254
	case e1000_pch_lpt:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   255
		if (e1000_phy_is_accessible_pchlan(hw))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   256
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   257
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   258
		/* Before toggling LANPHYPC, see if PHY is accessible by
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   259
		 * forcing MAC to SMBus mode first.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   260
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   261
		mac_reg = er32(CTRL_EXT);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   262
		mac_reg |= E1000_CTRL_EXT_FORCE_SMBUS;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   263
		ew32(CTRL_EXT, mac_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   264
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   265
		/* fall-through */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   266
	case e1000_pch2lan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   267
		if (e1000_phy_is_accessible_pchlan(hw)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   268
			if (hw->mac.type == e1000_pch_lpt) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   269
				/* Unforce SMBus mode in PHY */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   270
				e1e_rphy_locked(hw, CV_SMB_CTRL, &phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   271
				phy_reg &= ~CV_SMB_CTRL_FORCE_SMBUS;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   272
				e1e_wphy_locked(hw, CV_SMB_CTRL, phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   273
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   274
				/* Unforce SMBus mode in MAC */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   275
				mac_reg = er32(CTRL_EXT);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   276
				mac_reg &= ~E1000_CTRL_EXT_FORCE_SMBUS;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   277
				ew32(CTRL_EXT, mac_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   278
			}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   279
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   280
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   281
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   282
		/* fall-through */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   283
	case e1000_pchlan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   284
		if ((hw->mac.type == e1000_pchlan) &&
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   285
		    (fwsm & E1000_ICH_FWSM_FW_VALID))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   286
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   287
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   288
		if (hw->phy.ops.check_reset_block(hw)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   289
			e_dbg("Required LANPHYPC toggle blocked by ME\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   290
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   291
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   292
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   293
		e_dbg("Toggling LANPHYPC\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   294
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   295
		/* Set Phy Config Counter to 50msec */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   296
		mac_reg = er32(FEXTNVM3);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   297
		mac_reg &= ~E1000_FEXTNVM3_PHY_CFG_COUNTER_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   298
		mac_reg |= E1000_FEXTNVM3_PHY_CFG_COUNTER_50MSEC;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   299
		ew32(FEXTNVM3, mac_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   300
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   301
		if (hw->mac.type == e1000_pch_lpt) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   302
			/* Toggling LANPHYPC brings the PHY out of SMBus mode
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   303
			 * So ensure that the MAC is also out of SMBus mode
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   304
			 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   305
			mac_reg = er32(CTRL_EXT);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   306
			mac_reg &= ~E1000_CTRL_EXT_FORCE_SMBUS;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   307
			ew32(CTRL_EXT, mac_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   308
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   309
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   310
		/* Toggle LANPHYPC Value bit */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   311
		mac_reg = er32(CTRL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   312
		mac_reg |= E1000_CTRL_LANPHYPC_OVERRIDE;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   313
		mac_reg &= ~E1000_CTRL_LANPHYPC_VALUE;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   314
		ew32(CTRL, mac_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   315
		e1e_flush();
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   316
		usleep_range(10, 20);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   317
		mac_reg &= ~E1000_CTRL_LANPHYPC_OVERRIDE;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   318
		ew32(CTRL, mac_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   319
		e1e_flush();
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   320
		if (hw->mac.type < e1000_pch_lpt) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   321
			msleep(50);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   322
		} else {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   323
			u16 count = 20;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   324
			do {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   325
				usleep_range(5000, 10000);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   326
			} while (!(er32(CTRL_EXT) &
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   327
				   E1000_CTRL_EXT_LPCD) && count--);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   328
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
	default:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
	hw->phy.ops.release(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
	/* Reset the PHY before any access to it.  Doing so, ensures
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
	 * that the PHY is in a known good state before we read/write
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
	 * PHY registers.  The generic reset is sufficient here,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
	 * because we haven't determined the PHY type yet.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
	ret_val = e1000e_phy_hw_reset_generic(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
out:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
	/* Ungate automatic PHY configuration on non-managed 82579 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
	if ((hw->mac.type == e1000_pch2lan) &&
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
	    !(fwsm & E1000_ICH_FWSM_FW_VALID)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
		usleep_range(10000, 20000);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
		e1000_gate_hw_phy_config_ich8lan(hw, false);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
 *  e1000_init_phy_params_pchlan - Initialize PHY function pointers
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
 *  Initialize family-specific PHY parameters and function pointers.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
static s32 e1000_init_phy_params_pchlan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
	struct e1000_phy_info *phy = &hw->phy;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
	phy->addr                     = 1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
	phy->reset_delay_us           = 100;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
	phy->ops.set_page             = e1000_set_page_igp;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
	phy->ops.read_reg             = e1000_read_phy_reg_hv;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
	phy->ops.read_reg_locked      = e1000_read_phy_reg_hv_locked;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
	phy->ops.read_reg_page        = e1000_read_phy_reg_page_hv;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
	phy->ops.set_d0_lplu_state    = e1000_set_lplu_state_pchlan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
	phy->ops.set_d3_lplu_state    = e1000_set_lplu_state_pchlan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
	phy->ops.write_reg            = e1000_write_phy_reg_hv;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
	phy->ops.write_reg_locked     = e1000_write_phy_reg_hv_locked;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
	phy->ops.write_reg_page       = e1000_write_phy_reg_page_hv;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
	phy->ops.power_up             = e1000_power_up_phy_copper;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
	phy->ops.power_down           = e1000_power_down_phy_copper_ich8lan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
	phy->autoneg_mask             = AUTONEG_ADVERTISE_SPEED_DEFAULT;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
	phy->id = e1000_phy_unknown;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
	ret_val = e1000_init_phy_workarounds_pchlan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
	if (phy->id == e1000_phy_unknown)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
		switch (hw->mac.type) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
		default:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
			ret_val = e1000e_get_phy_id(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
				return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
			if ((phy->id != 0) && (phy->id != PHY_REVISION_MASK))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
				break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
			/* fall-through */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
		case e1000_pch2lan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
		case e1000_pch_lpt:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
			/* In case the PHY needs to be in mdio slow mode,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
			 * set slow mode and try to get the PHY id again.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
			 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
			ret_val = e1000_set_mdio_slow_mode_hv(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
				return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
			ret_val = e1000e_get_phy_id(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
				return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
	phy->type = e1000e_get_phy_type_from_id(phy->id);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
	switch (phy->type) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
	case e1000_phy_82577:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
	case e1000_phy_82579:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
	case e1000_phy_i217:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
		phy->ops.check_polarity = e1000_check_polarity_82577;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
		phy->ops.force_speed_duplex =
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
		    e1000_phy_force_speed_duplex_82577;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
		phy->ops.get_cable_length = e1000_get_cable_length_82577;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
		phy->ops.get_info = e1000_get_phy_info_82577;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
		phy->ops.commit = e1000e_phy_sw_reset;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
	case e1000_phy_82578:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
		phy->ops.check_polarity = e1000_check_polarity_m88;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
		phy->ops.force_speed_duplex = e1000e_phy_force_speed_duplex_m88;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
		phy->ops.get_cable_length = e1000e_get_cable_length_m88;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
		phy->ops.get_info = e1000e_get_phy_info_m88;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
	default:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
		ret_val = -E1000_ERR_PHY;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
 *  e1000_init_phy_params_ich8lan - Initialize PHY function pointers
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
 *  Initialize family-specific PHY parameters and function pointers.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
static s32 e1000_init_phy_params_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
	struct e1000_phy_info *phy = &hw->phy;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
	u16 i = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
	phy->addr			= 1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
	phy->reset_delay_us		= 100;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
	phy->ops.power_up               = e1000_power_up_phy_copper;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
	phy->ops.power_down             = e1000_power_down_phy_copper_ich8lan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
	/* We may need to do this twice - once for IGP and if that fails,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
	 * we'll set BM func pointers and try again
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
	ret_val = e1000e_determine_phy_address(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
	if (ret_val) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
		phy->ops.write_reg = e1000e_write_phy_reg_bm;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
		phy->ops.read_reg  = e1000e_read_phy_reg_bm;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
		ret_val = e1000e_determine_phy_address(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
		if (ret_val) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
			e_dbg("Cannot determine PHY addr. Erroring out\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
	phy->id = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
	while ((e1000_phy_unknown == e1000e_get_phy_type_from_id(phy->id)) &&
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
	       (i++ < 100)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
		usleep_range(1000, 2000);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
		ret_val = e1000e_get_phy_id(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
	/* Verify phy id */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
	switch (phy->id) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
	case IGP03E1000_E_PHY_ID:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
		phy->type = e1000_phy_igp_3;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
		phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
		phy->ops.read_reg_locked = e1000e_read_phy_reg_igp_locked;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
		phy->ops.write_reg_locked = e1000e_write_phy_reg_igp_locked;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
		phy->ops.get_info = e1000e_get_phy_info_igp;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
		phy->ops.check_polarity = e1000_check_polarity_igp;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
		phy->ops.force_speed_duplex = e1000e_phy_force_speed_duplex_igp;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
	case IFE_E_PHY_ID:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
	case IFE_PLUS_E_PHY_ID:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
	case IFE_C_E_PHY_ID:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
		phy->type = e1000_phy_ife;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
		phy->autoneg_mask = E1000_ALL_NOT_GIG;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
		phy->ops.get_info = e1000_get_phy_info_ife;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
		phy->ops.check_polarity = e1000_check_polarity_ife;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
		phy->ops.force_speed_duplex = e1000_phy_force_speed_duplex_ife;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
	case BME1000_E_PHY_ID:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
		phy->type = e1000_phy_bm;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
		phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
		phy->ops.read_reg = e1000e_read_phy_reg_bm;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
		phy->ops.write_reg = e1000e_write_phy_reg_bm;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
		phy->ops.commit = e1000e_phy_sw_reset;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
		phy->ops.get_info = e1000e_get_phy_info_m88;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
		phy->ops.check_polarity = e1000_check_polarity_m88;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
		phy->ops.force_speed_duplex = e1000e_phy_force_speed_duplex_m88;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
	default:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
		return -E1000_ERR_PHY;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
	return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
 *  e1000_init_nvm_params_ich8lan - Initialize NVM function pointers
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
 *  Initialize family-specific NVM parameters and function
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
 *  pointers.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
static s32 e1000_init_nvm_params_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
	struct e1000_nvm_info *nvm = &hw->nvm;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
	u32 gfpreg, sector_base_addr, sector_end_addr;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
	u16 i;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
	/* Can't read flash registers if the register set isn't mapped. */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
	if (!hw->flash_address) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
		e_dbg("ERROR: Flash registers not mapped\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
		return -E1000_ERR_CONFIG;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
	nvm->type = e1000_nvm_flash_sw;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   536
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   537
	gfpreg = er32flash(ICH_FLASH_GFPREG);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
	/* sector_X_addr is a "sector"-aligned address (4096 bytes)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   540
	 * Add 1 to sector_end_addr since this sector is included in
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   541
	 * the overall size.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   542
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   543
	sector_base_addr = gfpreg & FLASH_GFPREG_BASE_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   544
	sector_end_addr = ((gfpreg >> 16) & FLASH_GFPREG_BASE_MASK) + 1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   545
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   546
	/* flash_base_addr is byte-aligned */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   547
	nvm->flash_base_addr = sector_base_addr << FLASH_SECTOR_ADDR_SHIFT;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   548
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   549
	/* find total size of the NVM, then cut in half since the total
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   550
	 * size represents two separate NVM banks.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   551
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   552
	nvm->flash_bank_size = ((sector_end_addr - sector_base_addr)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
				<< FLASH_SECTOR_ADDR_SHIFT);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
	nvm->flash_bank_size /= 2;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
	/* Adjust to word count */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
	nvm->flash_bank_size /= sizeof(u16);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
	nvm->word_size = E1000_ICH8_SHADOW_RAM_WORDS;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
	/* Clear shadow ram */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
	for (i = 0; i < nvm->word_size; i++) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
		dev_spec->shadow_ram[i].modified = false;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
		dev_spec->shadow_ram[i].value    = 0xFFFF;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
	return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
 *  e1000_init_mac_params_ich8lan - Initialize MAC function pointers
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
 *  Initialize family-specific MAC parameters and function
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
 *  pointers.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
static s32 e1000_init_mac_params_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
	struct e1000_mac_info *mac = &hw->mac;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
	/* Set media type function pointer */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
	hw->phy.media_type = e1000_media_type_copper;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
	/* Set mta register count */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
	mac->mta_reg_count = 32;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
	/* Set rar entry count */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
	mac->rar_entry_count = E1000_ICH_RAR_ENTRIES;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
	if (mac->type == e1000_ich8lan)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
		mac->rar_entry_count--;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
	/* FWSM register */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
	mac->has_fwsm = true;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
	/* ARC subsystem not supported */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
	mac->arc_subsystem_valid = false;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   593
	/* Adaptive IFS supported */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
	mac->adaptive_ifs = true;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
	/* LED and other operations */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
	switch (mac->type) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
	case e1000_ich8lan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
	case e1000_ich9lan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
	case e1000_ich10lan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
		/* check management mode */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
		mac->ops.check_mng_mode = e1000_check_mng_mode_ich8lan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
		/* ID LED init */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
		mac->ops.id_led_init = e1000e_id_led_init_generic;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
		/* blink LED */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
		mac->ops.blink_led = e1000e_blink_led_generic;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
		/* setup LED */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
		mac->ops.setup_led = e1000e_setup_led_generic;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
		/* cleanup LED */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
		mac->ops.cleanup_led = e1000_cleanup_led_ich8lan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
		/* turn on/off LED */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
		mac->ops.led_on = e1000_led_on_ich8lan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
		mac->ops.led_off = e1000_led_off_ich8lan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
	case e1000_pch2lan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
		mac->rar_entry_count = E1000_PCH2_RAR_ENTRIES;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
		mac->ops.rar_set = e1000_rar_set_pch2lan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
		/* fall-through */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
	case e1000_pch_lpt:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
	case e1000_pchlan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
		/* check management mode */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
		mac->ops.check_mng_mode = e1000_check_mng_mode_pchlan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
		/* ID LED init */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
		mac->ops.id_led_init = e1000_id_led_init_pchlan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
		/* setup LED */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
		mac->ops.setup_led = e1000_setup_led_pchlan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
		/* cleanup LED */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
		mac->ops.cleanup_led = e1000_cleanup_led_pchlan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
		/* turn on/off LED */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
		mac->ops.led_on = e1000_led_on_pchlan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
		mac->ops.led_off = e1000_led_off_pchlan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
	default:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
	if (mac->type == e1000_pch_lpt) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
		mac->rar_entry_count = E1000_PCH_LPT_RAR_ENTRIES;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
		mac->ops.rar_set = e1000_rar_set_pch_lpt;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
		mac->ops.setup_physical_interface =
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
		    e1000_setup_copper_link_pch_lpt;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   642
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
	/* Enable PCS Lock-loss workaround for ICH8 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
	if (mac->type == e1000_ich8lan)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
		e1000e_set_kmrn_lock_loss_workaround_ich8lan(hw, true);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
	return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
 *  __e1000_access_emi_reg_locked - Read/write EMI register
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
 *  @addr: EMI address to program
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
 *  @data: pointer to value to read/write from/to the EMI address
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
 *  @read: boolean flag to indicate read or write
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
 *  This helper function assumes the SW/FW/HW Semaphore is already acquired.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
static s32 __e1000_access_emi_reg_locked(struct e1000_hw *hw, u16 address,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
					 u16 *data, bool read)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
	ret_val = e1e_wphy_locked(hw, I82579_EMI_ADDR, address);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
	if (read)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
		ret_val = e1e_rphy_locked(hw, I82579_EMI_DATA, data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
	else
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   672
		ret_val = e1e_wphy_locked(hw, I82579_EMI_DATA, *data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   674
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
 *  e1000_read_emi_reg_locked - Read Extended Management Interface register
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
 *  @addr: EMI address to program
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
 *  @data: value to be read from the EMI address
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
 *  Assumes the SW/FW/HW Semaphore is already acquired.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
s32 e1000_read_emi_reg_locked(struct e1000_hw *hw, u16 addr, u16 *data)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
	return __e1000_access_emi_reg_locked(hw, addr, data, true);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
 *  e1000_write_emi_reg_locked - Write Extended Management Interface register
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
 *  @addr: EMI address to program
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
 *  @data: value to be written to the EMI address
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
 *  Assumes the SW/FW/HW Semaphore is already acquired.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
s32 e1000_write_emi_reg_locked(struct e1000_hw *hw, u16 addr, u16 data)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
	return __e1000_access_emi_reg_locked(hw, addr, &data, false);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   701
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
 *  e1000_set_eee_pchlan - Enable/disable EEE support
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
 *  Enable/disable EEE based on setting in dev_spec structure, the duplex of
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   708
 *  the link and the EEE capabilities of the link partner.  The LPI Control
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
 *  register bits will remain set only if/when link is up.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   711
static s32 e1000_set_eee_pchlan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
	u16 lpa, pcs_status, adv, adv_addr, lpi_ctrl, data;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   716
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
	switch (hw->phy.type) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
	case e1000_phy_82579:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
		lpa = I82579_EEE_LP_ABILITY;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   720
		pcs_status = I82579_EEE_PCS_STATUS;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   721
		adv_addr = I82579_EEE_ADVERTISEMENT;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
	case e1000_phy_i217:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
		lpa = I217_EEE_LP_ABILITY;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
		pcs_status = I217_EEE_PCS_STATUS;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
		adv_addr = I217_EEE_ADVERTISEMENT;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
	default:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
		return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
	ret_val = hw->phy.ops.acquire(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   734
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
	ret_val = e1e_rphy_locked(hw, I82579_LPI_CTRL, &lpi_ctrl);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   738
		goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
	/* Clear bits that enable EEE in various speeds */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
	lpi_ctrl &= ~I82579_LPI_CTRL_ENABLE_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   742
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
	/* Enable EEE if not disabled by user */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
	if (!dev_spec->eee_disable) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
		/* Save off link partner's EEE ability */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
		ret_val = e1000_read_emi_reg_locked(hw, lpa,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
						    &dev_spec->eee_lp_ability);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
			goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
		/* Read EEE advertisement */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
		ret_val = e1000_read_emi_reg_locked(hw, adv_addr, &adv);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
			goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
		/* Enable EEE only for speeds in which the link partner is
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   757
		 * EEE capable and for which we advertise EEE.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
		if (adv & dev_spec->eee_lp_ability & I82579_EEE_1000_SUPPORTED)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
			lpi_ctrl |= I82579_LPI_CTRL_1000_ENABLE;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   761
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   762
		if (adv & dev_spec->eee_lp_ability & I82579_EEE_100_SUPPORTED) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   763
			e1e_rphy_locked(hw, MII_LPA, &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   764
			if (data & LPA_100FULL)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   765
				lpi_ctrl |= I82579_LPI_CTRL_100_ENABLE;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   766
			else
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
				/* EEE is not supported in 100Half, so ignore
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   768
				 * partner's EEE in 100 ability if full-duplex
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   769
				 * is not advertised.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
				 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
				dev_spec->eee_lp_ability &=
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
				    ~I82579_EEE_100_SUPPORTED;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   776
	/* R/Clr IEEE MMD 3.1 bits 11:10 - Tx/Rx LPI Received */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   777
	ret_val = e1000_read_emi_reg_locked(hw, pcs_status, &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
		goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
	ret_val = e1e_wphy_locked(hw, I82579_LPI_CTRL, lpi_ctrl);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
release:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   783
	hw->phy.ops.release(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   785
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   786
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   787
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
 *  e1000_k1_workaround_lpt_lp - K1 workaround on Lynxpoint-LP
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
 *  @hw:   pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   791
 *  @link: link up bool flag
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   792
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
 *  When K1 is enabled for 1Gbps, the MAC can miss 2 DMA completion indications
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
 *  preventing further DMA write requests.  Workaround the issue by disabling
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   795
 *  the de-assertion of the clock request when in 1Gpbs mode.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   796
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   797
static s32 e1000_k1_workaround_lpt_lp(struct e1000_hw *hw, bool link)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
	u32 fextnvm6 = er32(FEXTNVM6);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
	s32 ret_val = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
	if (link && (er32(STATUS) & E1000_STATUS_SPEED_1000)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
		u16 kmrn_reg;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
		ret_val = hw->phy.ops.acquire(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   808
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   809
		ret_val =
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
		    e1000e_read_kmrn_reg_locked(hw, E1000_KMRNCTRLSTA_K1_CONFIG,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
						&kmrn_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
			goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
		ret_val =
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
		    e1000e_write_kmrn_reg_locked(hw,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
						 E1000_KMRNCTRLSTA_K1_CONFIG,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
						 kmrn_reg &
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
						 ~E1000_KMRNCTRLSTA_K1_ENABLE);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
			goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
		usleep_range(10, 20);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
		ew32(FEXTNVM6, fextnvm6 | E1000_FEXTNVM6_REQ_PLL_CLK);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
		ret_val =
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   828
		    e1000e_write_kmrn_reg_locked(hw,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
						 E1000_KMRNCTRLSTA_K1_CONFIG,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
						 kmrn_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
release:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
		hw->phy.ops.release(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
	} else {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
		/* clear FEXTNVM6 bit 8 on link down or 10/100 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
		ew32(FEXTNVM6, fextnvm6 & ~E1000_FEXTNVM6_REQ_PLL_CLK);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
 *  e1000_platform_pm_pch_lpt - Set platform power management values
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
 *  @link: bool indicating link status
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   846
 *  Set the Latency Tolerance Reporting (LTR) values for the "PCIe-like"
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
 *  GbE MAC in the Lynx Point PCH based on Rx buffer size and link speed
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
 *  when link is up (which must not exceed the maximum latency supported
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
 *  by the platform), otherwise specify there is no LTR requirement.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
 *  Unlike true-PCIe devices which set the LTR maximum snoop/no-snoop
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
 *  latencies in the LTR Extended Capability Structure in the PCIe Extended
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
 *  Capability register set, on this device LTR is set by writing the
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
 *  equivalent snoop/no-snoop latencies in the LTRV register in the MAC and
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
 *  set the SEND bit to send an Intel On-chip System Fabric sideband (IOSF-SB)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
 *  message to the PMC.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
static s32 e1000_platform_pm_pch_lpt(struct e1000_hw *hw, bool link)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   858
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   859
	u32 reg = link << (E1000_LTRV_REQ_SHIFT + E1000_LTRV_NOSNOOP_SHIFT) |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
	    link << E1000_LTRV_REQ_SHIFT | E1000_LTRV_SEND;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
	u16 lat_enc = 0;	/* latency encoded */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
	if (link) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
		u16 speed, duplex, scale = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
		u16 max_snoop, max_nosnoop;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
		u16 max_ltr_enc;	/* max LTR latency encoded */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   867
		s64 lat_ns;	/* latency (ns) */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   868
		s64 value;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
		u32 rxa;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   870
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
		if (!hw->adapter->max_frame_size) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
			e_dbg("max_frame_size not set.\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
			return -E1000_ERR_CONFIG;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   876
		hw->mac.ops.get_link_up_info(hw, &speed, &duplex);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
		if (!speed) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
			e_dbg("Speed not set.\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   879
			return -E1000_ERR_CONFIG;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   880
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
		/* Rx Packet Buffer Allocation size (KB) */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
		rxa = er32(PBA) & E1000_PBA_RXA_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   885
		/* Determine the maximum latency tolerated by the device.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   886
		 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
		 * Per the PCIe spec, the tolerated latencies are encoded as
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   888
		 * a 3-bit encoded scale (only 0-5 are valid) multiplied by
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
		 * a 10-bit value (0-1023) to provide a range from 1 ns to
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   890
		 * 2^25*(2^10-1) ns.  The scale is encoded as 0=2^0ns,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   891
		 * 1=2^5ns, 2=2^10ns,...5=2^25ns.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   892
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
		lat_ns = ((s64)rxa * 1024 -
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   894
			  (2 * (s64)hw->adapter->max_frame_size)) * 8 * 1000;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   895
		if (lat_ns < 0)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
			lat_ns = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   897
		else
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   898
			do_div(lat_ns, speed);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   900
		value = lat_ns;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   901
		while (value > PCI_LTR_VALUE_MASK) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   902
			scale++;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   903
			value = DIV_ROUND_UP(value, (1 << 5));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
		if (scale > E1000_LTRV_SCALE_MAX) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
			e_dbg("Invalid LTR latency scale %d\n", scale);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   907
			return -E1000_ERR_CONFIG;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   908
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
		lat_enc = (u16)((scale << PCI_LTR_SCALE_SHIFT) | value);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
		/* Determine the maximum latency tolerated by the platform */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   912
		pci_read_config_word(hw->adapter->pdev, E1000_PCI_LTR_CAP_LPT,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   913
				     &max_snoop);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   914
		pci_read_config_word(hw->adapter->pdev,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
				     E1000_PCI_LTR_CAP_LPT + 2, &max_nosnoop);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
		max_ltr_enc = max_t(u16, max_snoop, max_nosnoop);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   918
		if (lat_enc > max_ltr_enc)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   919
			lat_enc = max_ltr_enc;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   920
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   921
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   922
	/* Set Snoop and No-Snoop latencies the same */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   923
	reg |= lat_enc | (lat_enc << E1000_LTRV_NOSNOOP_SHIFT);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   924
	ew32(LTRV, reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   925
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   926
	return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   928
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   930
 *  e1000_check_for_copper_link_ich8lan - Check for link (Copper)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   931
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   932
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
 *  Checks to see of the link status of the hardware has changed.  If a
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   934
 *  change in link status has been detected, then we read the PHY registers
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   935
 *  to get the current speed/duplex if link exists.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   936
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   937
static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
	struct e1000_mac_info *mac = &hw->mac;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   941
	bool link;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   942
	u16 phy_reg;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   944
	/* We only want to go out to the PHY registers to see if Auto-Neg
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   945
	 * has completed and/or if our link status has changed.  The
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   946
	 * get_link_status flag is set upon receiving a Link Status
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
	 * Change or Rx Sequence Error interrupt.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   948
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   949
	if (!mac->get_link_status)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
		return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   951
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
	/* First we want to see if the MII Status Register reports
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
	 * link.  If so, then we want to get the current speed/duplex
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
	 * of the PHY.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   956
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   959
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   960
	if (hw->mac.type == e1000_pchlan) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   961
		ret_val = e1000_k1_gig_workaround_hv(hw, link);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   962
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   965
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
	/* When connected at 10Mbps half-duplex, 82579 parts are excessively
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   967
	 * aggressive resulting in many collisions. To avoid this, increase
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   968
	 * the IPG and reduce Rx latency in the PHY.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   970
	if ((hw->mac.type == e1000_pch2lan) && link) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   971
		u32 reg;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
		reg = er32(STATUS);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   973
		if (!(reg & (E1000_STATUS_FD | E1000_STATUS_SPEED_MASK))) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
			reg = er32(TIPG);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   975
			reg &= ~E1000_TIPG_IPGT_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   976
			reg |= 0xFF;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
			ew32(TIPG, reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
			/* Reduce Rx latency in analog PHY */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   980
			ret_val = hw->phy.ops.acquire(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   981
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   982
				return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   984
			ret_val =
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   985
			    e1000_write_emi_reg_locked(hw, I82579_RX_CONFIG, 0);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   986
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
			hw->phy.ops.release(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   988
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
				return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   991
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   992
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   993
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   994
	/* Work-around I218 hang issue */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   995
	if ((hw->adapter->pdev->device == E1000_DEV_ID_PCH_LPTLP_I218_LM) ||
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   996
	    (hw->adapter->pdev->device == E1000_DEV_ID_PCH_LPTLP_I218_V)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   997
		ret_val = e1000_k1_workaround_lpt_lp(hw, link);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   998
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   999
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1000
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1001
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1002
	if (hw->mac.type == e1000_pch_lpt) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1003
		/* Set platform power management values for
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1004
		 * Latency Tolerance Reporting (LTR)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1005
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1006
		ret_val = e1000_platform_pm_pch_lpt(hw, link);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1007
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1010
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1011
	/* Clear link partner's EEE ability */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1012
	hw->dev_spec.ich8lan.eee_lp_ability = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1013
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1014
	if (!link)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1015
		return 0; /* No link detected */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1016
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1017
	mac->get_link_status = false;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
	switch (hw->mac.type) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
	case e1000_pch2lan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
		ret_val = e1000_k1_workaround_lv(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1023
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
		/* fall-thru */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
	case e1000_pchlan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
		if (hw->phy.type == e1000_phy_82578) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
			ret_val = e1000_link_stall_workaround_hv(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1028
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
				return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1031
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1032
		/* Workaround for PCHx parts in half-duplex:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1033
		 * Set the number of preambles removed from the packet
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
		 * when it is passed from the PHY to the MAC to prevent
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
		 * the MAC from misinterpreting the packet type.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1037
		e1e_rphy(hw, HV_KMRN_FIFO_CTRLSTA, &phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
		phy_reg &= ~HV_KMRN_FIFO_CTRLSTA_PREAMBLE_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1040
		if ((er32(STATUS) & E1000_STATUS_FD) != E1000_STATUS_FD)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1041
			phy_reg |= (1 << HV_KMRN_FIFO_CTRLSTA_PREAMBLE_SHIFT);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1042
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1043
		e1e_wphy(hw, HV_KMRN_FIFO_CTRLSTA, phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1044
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1045
	default:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1046
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1048
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1049
	/* Check if there was DownShift, must be checked
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1050
	 * immediately after link-up
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1051
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
	e1000e_check_downshift(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1054
	/* Enable/Disable EEE after link up */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1055
	ret_val = e1000_set_eee_pchlan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1056
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1057
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1058
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1059
	/* If we are forcing speed/duplex, then we simply return since
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1060
	 * we have already determined whether we have link or not.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1061
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1062
	if (!mac->autoneg)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
		return -E1000_ERR_CONFIG;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1065
	/* Auto-Neg is enabled.  Auto Speed Detection takes care
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1066
	 * of MAC speed/duplex configuration.  So we only need to
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1067
	 * configure Collision Distance in the MAC.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1068
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1069
	mac->ops.config_collision_dist(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1070
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1071
	/* Configure Flow Control now that Auto-Neg has completed.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1072
	 * First, we need to restore the desired flow control
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
	 * settings because we may have had to re-autoneg with a
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1074
	 * different link partner.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1076
	ret_val = e1000e_config_fc_after_link_up(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1077
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
		e_dbg("Error configuring flow control\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1080
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
static s32 e1000_get_variants_ich8lan(struct e1000_adapter *adapter)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1085
	struct e1000_hw *hw = &adapter->hw;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1086
	s32 rc;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1087
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1088
	rc = e1000_init_mac_params_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
	if (rc)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
		return rc;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
	rc = e1000_init_nvm_params_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
	if (rc)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
		return rc;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1096
	switch (hw->mac.type) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1097
	case e1000_ich8lan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
	case e1000_ich9lan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1099
	case e1000_ich10lan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1100
		rc = e1000_init_phy_params_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1101
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1102
	case e1000_pchlan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
	case e1000_pch2lan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1104
	case e1000_pch_lpt:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1105
		rc = e1000_init_phy_params_pchlan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1106
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1107
	default:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1109
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
	if (rc)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
		return rc;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1112
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1113
	/* Disable Jumbo Frame support on parts with Intel 10/100 PHY or
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1114
	 * on parts with MACsec enabled in NVM (reflected in CTRL_EXT).
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1115
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
	if ((adapter->hw.phy.type == e1000_phy_ife) ||
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1117
	    ((adapter->hw.mac.type >= e1000_pch2lan) &&
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
	     (!(er32(CTRL_EXT) & E1000_CTRL_EXT_LSECCK)))) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1119
		adapter->flags &= ~FLAG_HAS_JUMBO_FRAMES;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1120
		adapter->max_hw_frame_size = ETH_FRAME_LEN + ETH_FCS_LEN;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1121
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1122
		hw->mac.ops.blink_led = NULL;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1123
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1124
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1125
	if ((adapter->hw.mac.type == e1000_ich8lan) &&
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1126
	    (adapter->hw.phy.type != e1000_phy_ife))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1127
		adapter->flags |= FLAG_LSC_GIG_SPEED_DROP;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1129
	/* Enable workaround for 82579 w/ ME enabled */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1130
	if ((adapter->hw.mac.type == e1000_pch2lan) &&
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1131
	    (er32(FWSM) & E1000_ICH_FWSM_FW_VALID))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1132
		adapter->flags2 |= FLAG2_PCIM2PCI_ARBITER_WA;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1133
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
	return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1135
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1136
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
static DEFINE_MUTEX(nvm_mutex);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1138
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1139
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
 *  e1000_acquire_nvm_ich8lan - Acquire NVM mutex
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1141
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1142
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1143
 *  Acquires the mutex for performing NVM operations.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1144
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1145
static s32 e1000_acquire_nvm_ich8lan(struct e1000_hw __always_unused *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1146
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1147
	mutex_lock(&nvm_mutex);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1148
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
	return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1151
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1152
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1153
 *  e1000_release_nvm_ich8lan - Release NVM mutex
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1155
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1156
 *  Releases the mutex used while performing NVM operations.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1157
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1158
static void e1000_release_nvm_ich8lan(struct e1000_hw __always_unused *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1159
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1160
	mutex_unlock(&nvm_mutex);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1161
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1162
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1163
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
 *  e1000_acquire_swflag_ich8lan - Acquire software control flag
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1165
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1166
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1167
 *  Acquires the software control flag for performing PHY and select
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1168
 *  MAC CSR accesses.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1169
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1170
static s32 e1000_acquire_swflag_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1171
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
	u32 extcnf_ctrl, timeout = PHY_CFG_TIMEOUT;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1173
	s32 ret_val = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1174
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1175
	if (test_and_set_bit(__E1000_ACCESS_SHARED_RESOURCE,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1176
			     &hw->adapter->state)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1177
		e_dbg("contention for Phy access\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1178
		return -E1000_ERR_PHY;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1179
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1180
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1181
	while (timeout) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1182
		extcnf_ctrl = er32(EXTCNF_CTRL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1183
		if (!(extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1184
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1185
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1186
		mdelay(1);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1187
		timeout--;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1188
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1189
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1190
	if (!timeout) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1191
		e_dbg("SW has already locked the resource.\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1192
		ret_val = -E1000_ERR_CONFIG;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1193
		goto out;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1194
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1195
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1196
	timeout = SW_FLAG_TIMEOUT;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1197
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1198
	extcnf_ctrl |= E1000_EXTCNF_CTRL_SWFLAG;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1199
	ew32(EXTCNF_CTRL, extcnf_ctrl);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1200
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1201
	while (timeout) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1202
		extcnf_ctrl = er32(EXTCNF_CTRL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1203
		if (extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1204
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1205
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1206
		mdelay(1);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1207
		timeout--;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1208
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1209
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1210
	if (!timeout) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1211
		e_dbg("Failed to acquire the semaphore, FW or HW has it: FWSM=0x%8.8x EXTCNF_CTRL=0x%8.8x)\n",
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1212
		      er32(FWSM), extcnf_ctrl);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
		extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
		ew32(EXTCNF_CTRL, extcnf_ctrl);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1215
		ret_val = -E1000_ERR_CONFIG;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1216
		goto out;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1219
out:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1220
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
		clear_bit(__E1000_ACCESS_SHARED_RESOURCE, &hw->adapter->state);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1223
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1224
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1225
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1226
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
 *  e1000_release_swflag_ich8lan - Release software control flag
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
 *  Releases the software control flag for performing PHY and select
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
 *  MAC CSR accesses.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1232
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1233
static void e1000_release_swflag_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1235
	u32 extcnf_ctrl;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1236
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1237
	extcnf_ctrl = er32(EXTCNF_CTRL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
	if (extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1240
		extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1241
		ew32(EXTCNF_CTRL, extcnf_ctrl);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1242
	} else {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
		e_dbg("Semaphore unexpectedly released by sw/fw/hw\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1245
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1246
	clear_bit(__E1000_ACCESS_SHARED_RESOURCE, &hw->adapter->state);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1247
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1248
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1249
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1250
 *  e1000_check_mng_mode_ich8lan - Checks management mode
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1251
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1252
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1253
 *  This checks if the adapter has any manageability enabled.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
 *  This is a function pointer entry point only called by read/write
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
 *  routines for the PHY and NVM parts.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1256
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1257
static bool e1000_check_mng_mode_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1258
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1259
	u32 fwsm;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1260
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1261
	fwsm = er32(FWSM);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1262
	return ((fwsm & E1000_ICH_FWSM_FW_VALID) &&
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
		((fwsm & E1000_FWSM_MODE_MASK) ==
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1264
		 (E1000_ICH_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT)));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1265
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1266
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1267
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1268
 *  e1000_check_mng_mode_pchlan - Checks management mode
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1269
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1270
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
 *  This checks if the adapter has iAMT enabled.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1272
 *  This is a function pointer entry point only called by read/write
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1273
 *  routines for the PHY and NVM parts.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1274
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1275
static bool e1000_check_mng_mode_pchlan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1276
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1277
	u32 fwsm;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1278
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1279
	fwsm = er32(FWSM);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
	return (fwsm & E1000_ICH_FWSM_FW_VALID) &&
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
	    (fwsm & (E1000_ICH_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1282
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1283
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1284
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1285
 *  e1000_rar_set_pch2lan - Set receive address register
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1286
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1287
 *  @addr: pointer to the receive address
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1288
 *  @index: receive address array register
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1289
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1290
 *  Sets the receive address array register at index to the address passed
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1291
 *  in by addr.  For 82579, RAR[0] is the base address register that is to
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1292
 *  contain the MAC address but RAR[1-6] are reserved for manageability (ME).
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
 *  Use SHRA[0-3] in place of those reserved for ME.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1294
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1295
static void e1000_rar_set_pch2lan(struct e1000_hw *hw, u8 *addr, u32 index)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1296
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1297
	u32 rar_low, rar_high;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1298
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1299
	/* HW expects these in little endian so we reverse the byte order
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1300
	 * from network order (big endian) to little endian
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1301
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1302
	rar_low = ((u32)addr[0] |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1303
		   ((u32)addr[1] << 8) |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
		   ((u32)addr[2] << 16) | ((u32)addr[3] << 24));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1305
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1306
	rar_high = ((u32)addr[4] | ((u32)addr[5] << 8));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1308
	/* If MAC address zero, no need to set the AV bit */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
	if (rar_low || rar_high)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
		rar_high |= E1000_RAH_AV;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
	if (index == 0) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
		ew32(RAL(index), rar_low);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
		e1e_flush();
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1315
		ew32(RAH(index), rar_high);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1316
		e1e_flush();
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1317
		return;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1318
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1319
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1320
	if (index < hw->mac.rar_entry_count) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
		s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1323
		ret_val = e1000_acquire_swflag_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1324
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
			goto out;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
		ew32(SHRAL(index - 1), rar_low);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1328
		e1e_flush();
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
		ew32(SHRAH(index - 1), rar_high);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1330
		e1e_flush();
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1332
		e1000_release_swflag_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1333
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
		/* verify the register updates */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1335
		if ((er32(SHRAL(index - 1)) == rar_low) &&
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
		    (er32(SHRAH(index - 1)) == rar_high))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
			return;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1338
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1339
		e_dbg("SHRA[%d] might be locked by ME - FWSM=0x%8.8x\n",
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1340
		      (index - 1), er32(FWSM));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
out:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
	e_dbg("Failed to write receive address at index %d\n", index);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1345
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1346
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1347
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1348
 *  e1000_rar_set_pch_lpt - Set receive address registers
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1349
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
 *  @addr: pointer to the receive address
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1351
 *  @index: receive address array register
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1352
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1353
 *  Sets the receive address register array at index to the address passed
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1354
 *  in by addr. For LPT, RAR[0] is the base address register that is to
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1355
 *  contain the MAC address. SHRA[0-10] are the shared receive address
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1356
 *  registers that are shared between the Host and manageability engine (ME).
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1357
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1358
static void e1000_rar_set_pch_lpt(struct e1000_hw *hw, u8 *addr, u32 index)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1359
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1360
	u32 rar_low, rar_high;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1361
	u32 wlock_mac;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
	/* HW expects these in little endian so we reverse the byte order
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
	 * from network order (big endian) to little endian
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1366
	rar_low = ((u32)addr[0] | ((u32)addr[1] << 8) |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
		   ((u32)addr[2] << 16) | ((u32)addr[3] << 24));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
	rar_high = ((u32)addr[4] | ((u32)addr[5] << 8));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1371
	/* If MAC address zero, no need to set the AV bit */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1372
	if (rar_low || rar_high)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1373
		rar_high |= E1000_RAH_AV;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1374
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1375
	if (index == 0) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1376
		ew32(RAL(index), rar_low);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
		e1e_flush();
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
		ew32(RAH(index), rar_high);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1379
		e1e_flush();
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
		return;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1381
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1382
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
	/* The manageability engine (ME) can lock certain SHRAR registers that
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1384
	 * it is using - those registers are unavailable for use.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
	if (index < hw->mac.rar_entry_count) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1387
		wlock_mac = er32(FWSM) & E1000_FWSM_WLOCK_MAC_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
		wlock_mac >>= E1000_FWSM_WLOCK_MAC_SHIFT;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
		/* Check if all SHRAR registers are locked */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
		if (wlock_mac == 1)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1392
			goto out;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1393
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
		if ((wlock_mac == 0) || (index <= wlock_mac)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1395
			s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1396
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1397
			ret_val = e1000_acquire_swflag_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1398
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
				goto out;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1401
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1402
			ew32(SHRAL_PCH_LPT(index - 1), rar_low);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
			e1e_flush();
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1404
			ew32(SHRAH_PCH_LPT(index - 1), rar_high);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
			e1e_flush();
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1406
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
			e1000_release_swflag_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1408
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
			/* verify the register updates */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1410
			if ((er32(SHRAL_PCH_LPT(index - 1)) == rar_low) &&
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1411
			    (er32(SHRAH_PCH_LPT(index - 1)) == rar_high))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1412
				return;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1413
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1415
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
out:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1417
	e_dbg("Failed to write receive address at index %d\n", index);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1418
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1419
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1420
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1421
 *  e1000_check_reset_block_ich8lan - Check if PHY reset is blocked
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1422
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1423
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1424
 *  Checks if firmware is blocking the reset of the PHY.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1425
 *  This is a function pointer entry point only called by
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1426
 *  reset routines.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1427
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1428
static s32 e1000_check_reset_block_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1430
	u32 fwsm;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1431
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
	fwsm = er32(FWSM);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1433
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1434
	return (fwsm & E1000_ICH_FWSM_RSPCIPHY) ? 0 : E1000_BLK_PHY_RESET;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1435
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1436
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1437
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1438
 *  e1000_write_smbus_addr - Write SMBus address to PHY needed during Sx states
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1440
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
 *  Assumes semaphore already acquired.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1442
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1444
static s32 e1000_write_smbus_addr(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1446
	u16 phy_data;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
	u32 strap = er32(STRAP);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1448
	u32 freq = (strap & E1000_STRAP_SMT_FREQ_MASK) >>
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1449
	    E1000_STRAP_SMT_FREQ_SHIFT;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1451
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1452
	strap &= E1000_STRAP_SMBUS_ADDRESS_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
	ret_val = e1000_read_phy_reg_hv_locked(hw, HV_SMB_ADDR, &phy_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1455
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1456
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
	phy_data &= ~HV_SMB_ADDR_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
	phy_data |= (strap >> E1000_STRAP_SMBUS_ADDRESS_SHIFT);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1460
	phy_data |= HV_SMB_ADDR_PEC_EN | HV_SMB_ADDR_VALID;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1461
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1462
	if (hw->phy.type == e1000_phy_i217) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
		/* Restore SMBus frequency */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1464
		if (freq--) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1465
			phy_data &= ~HV_SMB_ADDR_FREQ_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1466
			phy_data |= (freq & (1 << 0)) <<
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1467
			    HV_SMB_ADDR_FREQ_LOW_SHIFT;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1468
			phy_data |= (freq & (1 << 1)) <<
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1469
			    (HV_SMB_ADDR_FREQ_HIGH_SHIFT - 1);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
		} else {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
			e_dbg("Unsupported SMB frequency in PHY\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1472
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1473
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1474
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1475
	return e1000_write_phy_reg_hv_locked(hw, HV_SMB_ADDR, phy_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1476
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1477
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1478
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1479
 *  e1000_sw_lcd_config_ich8lan - SW-based LCD Configuration
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1480
 *  @hw:   pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1481
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1482
 *  SW should configure the LCD from the NVM extended configuration region
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1483
 *  as a workaround for certain parts.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1484
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1485
static s32 e1000_sw_lcd_config_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1486
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1487
	struct e1000_phy_info *phy = &hw->phy;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
	u32 i, data, cnf_size, cnf_base_addr, sw_cfg_mask;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
	s32 ret_val = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
	u16 word_addr, reg_data, reg_addr, phy_page = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1492
	/* Initialize the PHY from the NVM on ICH platforms.  This
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1493
	 * is needed due to an issue where the NVM configuration is
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
	 * not properly autoloaded after power transitions.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
	 * Therefore, after each PHY reset, we will load the
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
	 * configuration data out of the NVM manually.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1497
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1498
	switch (hw->mac.type) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1499
	case e1000_ich8lan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1500
		if (phy->type != e1000_phy_igp_3)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1501
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1502
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
		if ((hw->adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_AMT) ||
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
		    (hw->adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_C)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1505
			sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1507
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1508
		/* Fall-thru */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
	case e1000_pchlan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1510
	case e1000_pch2lan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1511
	case e1000_pch_lpt:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
		sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG_ICH8M;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1513
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
	default:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1515
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1518
	ret_val = hw->phy.ops.acquire(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1519
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1520
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
	data = er32(FEXTNVM);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
	if (!(data & sw_cfg_mask))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1524
		goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1525
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1526
	/* Make sure HW does not configure LCD from PHY
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
	 * extended configuration before SW configuration
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1528
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1529
	data = er32(EXTCNF_CTRL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1530
	if ((hw->mac.type < e1000_pch2lan) &&
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
	    (data & E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1532
		goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1533
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1534
	cnf_size = er32(EXTCNF_SIZE);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1535
	cnf_size &= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1536
	cnf_size >>= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_SHIFT;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1537
	if (!cnf_size)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1538
		goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1539
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
	cnf_base_addr = data & E1000_EXTCNF_CTRL_EXT_CNF_POINTER_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1541
	cnf_base_addr >>= E1000_EXTCNF_CTRL_EXT_CNF_POINTER_SHIFT;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1542
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1543
	if (((hw->mac.type == e1000_pchlan) &&
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1544
	     !(data & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE)) ||
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1545
	    (hw->mac.type > e1000_pchlan)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1546
		/* HW configures the SMBus address and LEDs when the
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1547
		 * OEM and LCD Write Enable bits are set in the NVM.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
		 * When both NVM bits are cleared, SW will configure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1549
		 * them instead.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
		ret_val = e1000_write_smbus_addr(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1553
			goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
		data = er32(LEDCTL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
		ret_val = e1000_write_phy_reg_hv_locked(hw, HV_LED_CONFIG,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1557
							(u16)data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1558
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1559
			goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1560
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1561
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1562
	/* Configure LCD from extended configuration region. */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1563
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1564
	/* cnf_base_addr is in DWORD */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
	word_addr = (u16)(cnf_base_addr << 1);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1566
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1567
	for (i = 0; i < cnf_size; i++) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
		ret_val = e1000_read_nvm(hw, (word_addr + i * 2), 1, &reg_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1570
			goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1571
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
		ret_val = e1000_read_nvm(hw, (word_addr + i * 2 + 1),
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
					 1, &reg_addr);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1574
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
			goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1576
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1577
		/* Save off the PHY page for future writes. */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1578
		if (reg_addr == IGP01E1000_PHY_PAGE_SELECT) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1579
			phy_page = reg_data;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1580
			continue;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1581
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1583
		reg_addr &= PHY_REG_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
		reg_addr |= phy_page;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1585
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
		ret_val = e1e_wphy_locked(hw, (u32)reg_addr, reg_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1587
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1588
			goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1589
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1590
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1591
release:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1592
	hw->phy.ops.release(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1593
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1594
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1596
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1597
 *  e1000_k1_gig_workaround_hv - K1 Si workaround
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
 *  @hw:   pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
 *  @link: link up bool flag
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1600
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
 *  If K1 is enabled for 1Gbps, the MAC might stall when transitioning
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1602
 *  from a lower speed.  This workaround disables K1 whenever link is at 1Gig
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1603
 *  If link is down, the function will restore the default K1 setting located
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1604
 *  in the NVM.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1606
static s32 e1000_k1_gig_workaround_hv(struct e1000_hw *hw, bool link)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1607
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
	s32 ret_val = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1609
	u16 status_reg = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1610
	bool k1_enable = hw->dev_spec.ich8lan.nvm_k1_enabled;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1611
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1612
	if (hw->mac.type != e1000_pchlan)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1613
		return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1614
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1615
	/* Wrap the whole flow with the sw flag */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1616
	ret_val = hw->phy.ops.acquire(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1617
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1620
	/* Disable K1 when link is 1Gbps, otherwise use the NVM setting */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1621
	if (link) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1622
		if (hw->phy.type == e1000_phy_82578) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1623
			ret_val = e1e_rphy_locked(hw, BM_CS_STATUS,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
						  &status_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
				goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1627
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1628
			status_reg &= (BM_CS_STATUS_LINK_UP |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1629
				       BM_CS_STATUS_RESOLVED |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
				       BM_CS_STATUS_SPEED_MASK);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
			if (status_reg == (BM_CS_STATUS_LINK_UP |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1633
					   BM_CS_STATUS_RESOLVED |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
					   BM_CS_STATUS_SPEED_1000))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1635
				k1_enable = false;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
		if (hw->phy.type == e1000_phy_82577) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1639
			ret_val = e1e_rphy_locked(hw, HV_M_STATUS, &status_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1640
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1641
				goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1643
			status_reg &= (HV_M_STATUS_LINK_UP |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
				       HV_M_STATUS_AUTONEG_COMPLETE |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
				       HV_M_STATUS_SPEED_MASK);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1646
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1647
			if (status_reg == (HV_M_STATUS_LINK_UP |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
					   HV_M_STATUS_AUTONEG_COMPLETE |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
					   HV_M_STATUS_SPEED_1000))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
				k1_enable = false;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1653
		/* Link stall fix for link up */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1654
		ret_val = e1e_wphy_locked(hw, PHY_REG(770, 19), 0x0100);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
			goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1658
	} else {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1659
		/* Link stall fix for link down */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
		ret_val = e1e_wphy_locked(hw, PHY_REG(770, 19), 0x4100);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1661
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
			goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1665
	ret_val = e1000_configure_k1_ich8lan(hw, k1_enable);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1666
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1667
release:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1668
	hw->phy.ops.release(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1669
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1671
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
 *  e1000_configure_k1_ich8lan - Configure K1 power state
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1675
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1676
 *  @enable: K1 state to configure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
 *  Configure the K1 power state based on the provided parameter.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1679
 *  Assumes semaphore already acquired.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
 *  Success returns 0, Failure returns -E1000_ERR_PHY (-2)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1682
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1683
s32 e1000_configure_k1_ich8lan(struct e1000_hw *hw, bool k1_enable)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1685
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1686
	u32 ctrl_reg = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1687
	u32 ctrl_ext = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
	u32 reg = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1689
	u16 kmrn_reg = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1690
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1691
	ret_val = e1000e_read_kmrn_reg_locked(hw, E1000_KMRNCTRLSTA_K1_CONFIG,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1692
					      &kmrn_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1694
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
	if (k1_enable)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1697
		kmrn_reg |= E1000_KMRNCTRLSTA_K1_ENABLE;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
	else
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1699
		kmrn_reg &= ~E1000_KMRNCTRLSTA_K1_ENABLE;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1700
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
	ret_val = e1000e_write_kmrn_reg_locked(hw, E1000_KMRNCTRLSTA_K1_CONFIG,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
					       kmrn_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1703
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1704
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1706
	usleep_range(20, 40);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1707
	ctrl_ext = er32(CTRL_EXT);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1708
	ctrl_reg = er32(CTRL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1709
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1710
	reg = ctrl_reg & ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1711
	reg |= E1000_CTRL_FRCSPD;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1712
	ew32(CTRL, reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1713
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1714
	ew32(CTRL_EXT, ctrl_ext | E1000_CTRL_EXT_SPD_BYPS);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
	e1e_flush();
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1716
	usleep_range(20, 40);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1717
	ew32(CTRL, ctrl_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
	ew32(CTRL_EXT, ctrl_ext);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1719
	e1e_flush();
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1720
	usleep_range(20, 40);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1721
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1722
	return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1723
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1724
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1725
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1726
 *  e1000_oem_bits_config_ich8lan - SW-based LCD Configuration
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1727
 *  @hw:       pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1728
 *  @d0_state: boolean if entering d0 or d3 device state
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1729
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
 *  SW will configure Gbe Disable and LPLU based on the NVM. The four bits are
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1731
 *  collectively called OEM bits.  The OEM Write Enable bit and SW Config bit
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
 *  in NVM determines whether HW should configure LPLU and Gbe Disable.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1734
static s32 e1000_oem_bits_config_ich8lan(struct e1000_hw *hw, bool d0_state)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1736
	s32 ret_val = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1737
	u32 mac_reg;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1738
	u16 oem_reg;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
	if (hw->mac.type < e1000_pchlan)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1743
	ret_val = hw->phy.ops.acquire(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1745
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1746
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
	if (hw->mac.type == e1000_pchlan) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
		mac_reg = er32(EXTCNF_CTRL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
		if (mac_reg & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
			goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1751
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1752
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
	mac_reg = er32(FEXTNVM);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
	if (!(mac_reg & E1000_FEXTNVM_SW_CONFIG_ICH8M))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1755
		goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1756
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
	mac_reg = er32(PHY_CTRL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1758
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1759
	ret_val = e1e_rphy_locked(hw, HV_OEM_BITS, &oem_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1761
		goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1762
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1763
	oem_reg &= ~(HV_OEM_BITS_GBE_DIS | HV_OEM_BITS_LPLU);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1764
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1765
	if (d0_state) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
		if (mac_reg & E1000_PHY_CTRL_GBE_DISABLE)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
			oem_reg |= HV_OEM_BITS_GBE_DIS;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1769
		if (mac_reg & E1000_PHY_CTRL_D0A_LPLU)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1770
			oem_reg |= HV_OEM_BITS_LPLU;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
	} else {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
		if (mac_reg & (E1000_PHY_CTRL_GBE_DISABLE |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
			       E1000_PHY_CTRL_NOND0A_GBE_DISABLE))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
			oem_reg |= HV_OEM_BITS_GBE_DIS;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
		if (mac_reg & (E1000_PHY_CTRL_D0A_LPLU |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1777
			       E1000_PHY_CTRL_NOND0A_LPLU))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1778
			oem_reg |= HV_OEM_BITS_LPLU;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1779
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
	/* Set Restart auto-neg to activate the bits */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1782
	if ((d0_state || (hw->mac.type != e1000_pchlan)) &&
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1783
	    !hw->phy.ops.check_reset_block(hw))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1784
		oem_reg |= HV_OEM_BITS_RESTART_AN;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
	ret_val = e1e_wphy_locked(hw, HV_OEM_BITS, oem_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1787
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
release:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1789
	hw->phy.ops.release(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1791
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1792
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1795
 *  e1000_set_mdio_slow_mode_hv - Set slow MDIO access mode
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1796
 *  @hw:   pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1797
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1798
static s32 e1000_set_mdio_slow_mode_hv(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1799
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1801
	u16 data;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1802
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
	ret_val = e1e_rphy(hw, HV_KMRN_MODE_CTRL, &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1804
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1805
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1806
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1807
	data |= HV_KMRN_MDIO_SLOW;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1808
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1809
	ret_val = e1e_wphy(hw, HV_KMRN_MODE_CTRL, data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1810
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1811
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1813
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1814
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1815
 *  e1000_hv_phy_workarounds_ich8lan - A series of Phy workarounds to be
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1816
 *  done after every PHY reset.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1817
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1818
static s32 e1000_hv_phy_workarounds_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
	s32 ret_val = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1821
	u16 phy_data;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1823
	if (hw->mac.type != e1000_pchlan)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1824
		return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1825
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
	/* Set MDIO slow mode before any other MDIO access */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1827
	if (hw->phy.type == e1000_phy_82577) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1828
		ret_val = e1000_set_mdio_slow_mode_hv(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1832
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1833
	if (((hw->phy.type == e1000_phy_82577) &&
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1834
	     ((hw->phy.revision == 1) || (hw->phy.revision == 2))) ||
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1835
	    ((hw->phy.type == e1000_phy_82578) && (hw->phy.revision == 1))) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1836
		/* Disable generation of early preamble */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1837
		ret_val = e1e_wphy(hw, PHY_REG(769, 25), 0x4431);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1838
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1840
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1841
		/* Preamble tuning for SSC */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1842
		ret_val = e1e_wphy(hw, HV_KMRN_FIFO_CTRLSTA, 0xA204);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1844
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1846
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
	if (hw->phy.type == e1000_phy_82578) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1848
		/* Return registers to default by doing a soft reset then
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1849
		 * writing 0x3140 to the control register.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1850
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1851
		if (hw->phy.revision < 2) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
			e1000e_phy_sw_reset(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1853
			ret_val = e1e_wphy(hw, MII_BMCR, 0x3140);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1854
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1855
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1856
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
	/* Select page 0 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1858
	ret_val = hw->phy.ops.acquire(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1861
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1862
	hw->phy.addr = 1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1863
	ret_val = e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT, 0);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1864
	hw->phy.ops.release(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1865
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1866
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1867
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
	/* Configure the K1 Si workaround during phy reset assuming there is
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1869
	 * link so that it disables K1 if link is in 1Gbps.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1870
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
	ret_val = e1000_k1_gig_workaround_hv(hw, true);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1872
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1873
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1874
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1875
	/* Workaround for link disconnects on a busy hub in half duplex */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1876
	ret_val = hw->phy.ops.acquire(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1877
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1878
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
	ret_val = e1e_rphy_locked(hw, BM_PORT_GEN_CFG, &phy_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1880
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1881
		goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1882
	ret_val = e1e_wphy_locked(hw, BM_PORT_GEN_CFG, phy_data & 0x00FF);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1883
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
		goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1885
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1886
	/* set MSE higher to enable link to stay up when noise is high */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
	ret_val = e1000_write_emi_reg_locked(hw, I82577_MSE_THRESHOLD, 0x0034);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
release:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
	hw->phy.ops.release(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1890
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1891
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1892
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1893
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1894
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1895
 *  e1000_copy_rx_addrs_to_phy_ich8lan - Copy Rx addresses from MAC to PHY
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1896
 *  @hw:   pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1897
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1898
void e1000_copy_rx_addrs_to_phy_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1899
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1900
	u32 mac_reg;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1901
	u16 i, phy_reg = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1903
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1904
	ret_val = hw->phy.ops.acquire(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1905
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1906
		return;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
	ret_val = e1000_enable_phy_wakeup_reg_access_bm(hw, &phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1908
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
		goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1910
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
	/* Copy both RAL/H (rar_entry_count) and SHRAL/H (+4) to PHY */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
	for (i = 0; i < (hw->mac.rar_entry_count + 4); i++) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1913
		mac_reg = er32(RAL(i));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1914
		hw->phy.ops.write_reg_page(hw, BM_RAR_L(i),
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1915
					   (u16)(mac_reg & 0xFFFF));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1916
		hw->phy.ops.write_reg_page(hw, BM_RAR_M(i),
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1917
					   (u16)((mac_reg >> 16) & 0xFFFF));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1918
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1919
		mac_reg = er32(RAH(i));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1920
		hw->phy.ops.write_reg_page(hw, BM_RAR_H(i),
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
					   (u16)(mac_reg & 0xFFFF));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1922
		hw->phy.ops.write_reg_page(hw, BM_RAR_CTRL(i),
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1923
					   (u16)((mac_reg & E1000_RAH_AV)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1924
						 >> 16));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1925
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1927
	e1000_disable_phy_wakeup_reg_access_bm(hw, &phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
release:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1930
	hw->phy.ops.release(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1931
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1933
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1934
 *  e1000_lv_jumbo_workaround_ich8lan - required for jumbo frame operation
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
 *  with 82579 PHY
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1936
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1937
 *  @enable: flag to enable/disable workaround when enabling/disabling jumbos
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1938
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1939
s32 e1000_lv_jumbo_workaround_ich8lan(struct e1000_hw *hw, bool enable)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1940
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1941
	s32 ret_val = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1942
	u16 phy_reg, data;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1943
	u32 mac_reg;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
	u16 i;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1945
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1946
	if (hw->mac.type < e1000_pch2lan)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1947
		return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
	/* disable Rx path while enabling/disabling workaround */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1950
	e1e_rphy(hw, PHY_REG(769, 20), &phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1951
	ret_val = e1e_wphy(hw, PHY_REG(769, 20), phy_reg | (1 << 14));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1954
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1955
	if (enable) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
		/* Write Rx addresses (rar_entry_count for RAL/H, +4 for
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
		 * SHRAL/H) and initial CRC values to the MAC
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
		for (i = 0; i < (hw->mac.rar_entry_count + 4); i++) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1960
			u8 mac_addr[ETH_ALEN] = { 0 };
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
			u32 addr_high, addr_low;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1963
			addr_high = er32(RAH(i));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1964
			if (!(addr_high & E1000_RAH_AV))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1965
				continue;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1966
			addr_low = er32(RAL(i));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1967
			mac_addr[0] = (addr_low & 0xFF);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1968
			mac_addr[1] = ((addr_low >> 8) & 0xFF);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1969
			mac_addr[2] = ((addr_low >> 16) & 0xFF);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1970
			mac_addr[3] = ((addr_low >> 24) & 0xFF);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
			mac_addr[4] = (addr_high & 0xFF);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1972
			mac_addr[5] = ((addr_high >> 8) & 0xFF);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1973
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1974
			ew32(PCH_RAICC(i), ~ether_crc_le(ETH_ALEN, mac_addr));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1975
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1977
		/* Write Rx addresses to the PHY */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1978
		e1000_copy_rx_addrs_to_phy_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
		/* Enable jumbo frame workaround in the MAC */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1981
		mac_reg = er32(FFLT_DBG);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1982
		mac_reg &= ~(1 << 14);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1983
		mac_reg |= (7 << 15);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
		ew32(FFLT_DBG, mac_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1985
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
		mac_reg = er32(RCTL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1987
		mac_reg |= E1000_RCTL_SECRC;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1988
		ew32(RCTL, mac_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1989
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1990
		ret_val = e1000e_read_kmrn_reg(hw,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1991
					       E1000_KMRNCTRLSTA_CTRL_OFFSET,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1992
					       &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1994
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1995
		ret_val = e1000e_write_kmrn_reg(hw,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1996
						E1000_KMRNCTRLSTA_CTRL_OFFSET,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
						data | (1 << 0));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1998
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1999
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
		ret_val = e1000e_read_kmrn_reg(hw,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2001
					       E1000_KMRNCTRLSTA_HD_CTRL,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2002
					       &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2003
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2004
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2005
		data &= ~(0xF << 8);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2006
		data |= (0xB << 8);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
		ret_val = e1000e_write_kmrn_reg(hw,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2008
						E1000_KMRNCTRLSTA_HD_CTRL,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
						data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2010
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2011
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2012
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2013
		/* Enable jumbo frame workaround in the PHY */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2014
		e1e_rphy(hw, PHY_REG(769, 23), &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2015
		data &= ~(0x7F << 5);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
		data |= (0x37 << 5);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2017
		ret_val = e1e_wphy(hw, PHY_REG(769, 23), data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2018
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2019
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2020
		e1e_rphy(hw, PHY_REG(769, 16), &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2021
		data &= ~(1 << 13);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2022
		ret_val = e1e_wphy(hw, PHY_REG(769, 16), data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2023
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2024
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2025
		e1e_rphy(hw, PHY_REG(776, 20), &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2026
		data &= ~(0x3FF << 2);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2027
		data |= (0x1A << 2);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2028
		ret_val = e1e_wphy(hw, PHY_REG(776, 20), data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2029
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2030
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2031
		ret_val = e1e_wphy(hw, PHY_REG(776, 23), 0xF100);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
		e1e_rphy(hw, HV_PM_CTRL, &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2035
		ret_val = e1e_wphy(hw, HV_PM_CTRL, data | (1 << 10));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2036
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2037
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2038
	} else {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2039
		/* Write MAC register values back to h/w defaults */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2040
		mac_reg = er32(FFLT_DBG);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2041
		mac_reg &= ~(0xF << 14);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
		ew32(FFLT_DBG, mac_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2044
		mac_reg = er32(RCTL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
		mac_reg &= ~E1000_RCTL_SECRC;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
		ew32(RCTL, mac_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2047
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2048
		ret_val = e1000e_read_kmrn_reg(hw,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2049
					       E1000_KMRNCTRLSTA_CTRL_OFFSET,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
					       &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2052
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
		ret_val = e1000e_write_kmrn_reg(hw,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2054
						E1000_KMRNCTRLSTA_CTRL_OFFSET,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
						data & ~(1 << 0));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2057
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2058
		ret_val = e1000e_read_kmrn_reg(hw,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2059
					       E1000_KMRNCTRLSTA_HD_CTRL,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2060
					       &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2061
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2063
		data &= ~(0xF << 8);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
		data |= (0xB << 8);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2065
		ret_val = e1000e_write_kmrn_reg(hw,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2066
						E1000_KMRNCTRLSTA_HD_CTRL,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2067
						data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2068
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2069
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2071
		/* Write PHY register values back to h/w defaults */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2072
		e1e_rphy(hw, PHY_REG(769, 23), &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
		data &= ~(0x7F << 5);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2074
		ret_val = e1e_wphy(hw, PHY_REG(769, 23), data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2075
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2076
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2077
		e1e_rphy(hw, PHY_REG(769, 16), &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2078
		data |= (1 << 13);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2079
		ret_val = e1e_wphy(hw, PHY_REG(769, 16), data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2080
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2081
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
		e1e_rphy(hw, PHY_REG(776, 20), &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2083
		data &= ~(0x3FF << 2);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2084
		data |= (0x8 << 2);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
		ret_val = e1e_wphy(hw, PHY_REG(776, 20), data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2086
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2087
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
		ret_val = e1e_wphy(hw, PHY_REG(776, 23), 0x7E00);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2089
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2090
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2091
		e1e_rphy(hw, HV_PM_CTRL, &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2092
		ret_val = e1e_wphy(hw, HV_PM_CTRL, data & ~(1 << 10));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2095
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2097
	/* re-enable Rx path after enabling/disabling workaround */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2098
	return e1e_wphy(hw, PHY_REG(769, 20), phy_reg & ~(1 << 14));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2099
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2100
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2101
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2102
 *  e1000_lv_phy_workarounds_ich8lan - A series of Phy workarounds to be
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
 *  done after every PHY reset.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2104
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
static s32 e1000_lv_phy_workarounds_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2106
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2107
	s32 ret_val = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2108
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2109
	if (hw->mac.type != e1000_pch2lan)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2110
		return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2112
	/* Set MDIO slow mode before any other MDIO access */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
	ret_val = e1000_set_mdio_slow_mode_hv(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2114
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2115
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2116
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2117
	ret_val = hw->phy.ops.acquire(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2118
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2119
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
	/* set MSE higher to enable link to stay up when noise is high */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2121
	ret_val = e1000_write_emi_reg_locked(hw, I82579_MSE_THRESHOLD, 0x0034);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2122
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
		goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
	/* drop link after 5 times MSE threshold was reached */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2125
	ret_val = e1000_write_emi_reg_locked(hw, I82579_MSE_LINK_DOWN, 0x0005);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2126
release:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
	hw->phy.ops.release(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2133
 *  e1000_k1_gig_workaround_lv - K1 Si workaround
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
 *  @hw:   pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2135
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
 *  Workaround to set the K1 beacon duration for 82579 parts
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2137
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2138
static s32 e1000_k1_workaround_lv(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2139
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2140
	s32 ret_val = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2141
	u16 status_reg = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2142
	u32 mac_reg;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
	u16 phy_reg;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
	if (hw->mac.type != e1000_pch2lan)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
		return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
	/* Set K1 beacon duration based on 1Gbps speed or otherwise */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
	ret_val = e1e_rphy(hw, HV_M_STATUS, &status_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2151
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
	if ((status_reg & (HV_M_STATUS_LINK_UP | HV_M_STATUS_AUTONEG_COMPLETE))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
	    == (HV_M_STATUS_LINK_UP | HV_M_STATUS_AUTONEG_COMPLETE)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
		mac_reg = er32(FEXTNVM4);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
		mac_reg &= ~E1000_FEXTNVM4_BEACON_DURATION_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
		ret_val = e1e_rphy(hw, I82579_LPI_CTRL, &phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2160
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2161
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2162
		if (status_reg & HV_M_STATUS_SPEED_1000) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
			u16 pm_phy_reg;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2164
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
			mac_reg |= E1000_FEXTNVM4_BEACON_DURATION_8USEC;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
			phy_reg &= ~I82579_LPI_CTRL_FORCE_PLL_LOCK_COUNT;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2167
			/* LV 1G Packet drop issue wa  */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2168
			ret_val = e1e_rphy(hw, HV_PM_CTRL, &pm_phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2169
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2170
				return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2171
			pm_phy_reg &= ~HV_PM_CTRL_PLL_STOP_IN_K1_GIGA;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2172
			ret_val = e1e_wphy(hw, HV_PM_CTRL, pm_phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2173
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2174
				return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
		} else {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2176
			mac_reg |= E1000_FEXTNVM4_BEACON_DURATION_16USEC;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
			phy_reg |= I82579_LPI_CTRL_FORCE_PLL_LOCK_COUNT;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2178
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2179
		ew32(FEXTNVM4, mac_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2180
		ret_val = e1e_wphy(hw, I82579_LPI_CTRL, phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2182
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2183
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2184
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2187
 *  e1000_gate_hw_phy_config_ich8lan - disable PHY config via hardware
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
 *  @hw:   pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2189
 *  @gate: boolean set to true to gate, false to ungate
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2190
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
 *  Gate/ungate the automatic PHY configuration via hardware; perform
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
 *  the configuration via software instead.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2193
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2194
static void e1000_gate_hw_phy_config_ich8lan(struct e1000_hw *hw, bool gate)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2195
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2196
	u32 extcnf_ctrl;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
	if (hw->mac.type < e1000_pch2lan)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
		return;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2201
	extcnf_ctrl = er32(EXTCNF_CTRL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2203
	if (gate)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2204
		extcnf_ctrl |= E1000_EXTCNF_CTRL_GATE_PHY_CFG;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2205
	else
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2206
		extcnf_ctrl &= ~E1000_EXTCNF_CTRL_GATE_PHY_CFG;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2207
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2208
	ew32(EXTCNF_CTRL, extcnf_ctrl);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2209
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2210
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2211
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
 *  e1000_lan_init_done_ich8lan - Check for PHY config completion
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2215
 *  Check the appropriate indication the MAC has finished configuring the
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2216
 *  PHY after a software reset.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
static void e1000_lan_init_done_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
	u32 data, loop = E1000_ICH8_LAN_INIT_TIMEOUT;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2221
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2222
	/* Wait for basic configuration completes before proceeding */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2223
	do {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2224
		data = er32(STATUS);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2225
		data &= E1000_STATUS_LAN_INIT_DONE;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2226
		usleep_range(100, 200);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
	} while ((!data) && --loop);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2228
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2229
	/* If basic configuration is incomplete before the above loop
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2230
	 * count reaches 0, loading the configuration from NVM will
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
	 * leave the PHY in a bad state possibly resulting in no link.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2233
	if (loop == 0)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
		e_dbg("LAN_INIT_DONE not set, increase timeout\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2235
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2236
	/* Clear the Init Done bit for the next init event */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2237
	data = er32(STATUS);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2238
	data &= ~E1000_STATUS_LAN_INIT_DONE;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
	ew32(STATUS, data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2240
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2241
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2242
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2243
 *  e1000_post_phy_reset_ich8lan - Perform steps required after a PHY reset
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2244
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2245
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2246
static s32 e1000_post_phy_reset_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2247
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
	s32 ret_val = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2249
	u16 reg;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2250
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2251
	if (hw->phy.ops.check_reset_block(hw))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2252
		return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
	/* Allow time for h/w to get to quiescent state after reset */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2255
	usleep_range(10000, 20000);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2256
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2257
	/* Perform any necessary post-reset workarounds */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2258
	switch (hw->mac.type) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2259
	case e1000_pchlan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2260
		ret_val = e1000_hv_phy_workarounds_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2261
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2262
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2263
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2264
	case e1000_pch2lan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2265
		ret_val = e1000_lv_phy_workarounds_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2266
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2268
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2269
	default:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2271
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2273
	/* Clear the host wakeup bit after lcd reset */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2274
	if (hw->mac.type >= e1000_pchlan) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2275
		e1e_rphy(hw, BM_PORT_GEN_CFG, &reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2276
		reg &= ~BM_WUC_HOST_WU_BIT;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
		e1e_wphy(hw, BM_PORT_GEN_CFG, reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
	/* Configure the LCD with the extended configuration region in NVM */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
	ret_val = e1000_sw_lcd_config_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2282
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2283
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2284
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2285
	/* Configure the LCD with the OEM bits in NVM */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
	ret_val = e1000_oem_bits_config_ich8lan(hw, true);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2287
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2288
	if (hw->mac.type == e1000_pch2lan) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2289
		/* Ungate automatic PHY configuration on non-managed 82579 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2290
		if (!(er32(FWSM) & E1000_ICH_FWSM_FW_VALID)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2291
			usleep_range(10000, 20000);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
			e1000_gate_hw_phy_config_ich8lan(hw, false);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2294
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
		/* Set EEE LPI Update Timer to 200usec */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
		ret_val = hw->phy.ops.acquire(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2297
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2298
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2299
		ret_val = e1000_write_emi_reg_locked(hw,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2300
						     I82579_LPI_UPDATE_TIMER,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
						     0x1387);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2302
		hw->phy.ops.release(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2303
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2305
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2307
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2308
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
 *  e1000_phy_hw_reset_ich8lan - Performs a PHY reset
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2310
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2311
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2312
 *  Resets the PHY
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2313
 *  This is a function pointer entry point called by drivers
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
 *  or other shared routines.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2316
static s32 e1000_phy_hw_reset_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2317
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2318
	s32 ret_val = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
	/* Gate automatic PHY configuration by hardware on non-managed 82579 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
	if ((hw->mac.type == e1000_pch2lan) &&
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2322
	    !(er32(FWSM) & E1000_ICH_FWSM_FW_VALID))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
		e1000_gate_hw_phy_config_ich8lan(hw, true);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
	ret_val = e1000e_phy_hw_reset_generic(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2327
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2328
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
	return e1000_post_phy_reset_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2332
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2333
 *  e1000_set_lplu_state_pchlan - Set Low Power Link Up state
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2334
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2335
 *  @active: true to enable LPLU, false to disable
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2336
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2337
 *  Sets the LPLU state according to the active flag.  For PCH, if OEM write
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2338
 *  bit are disabled in the NVM, writing the LPLU bits in the MAC will not set
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2339
 *  the phy speed. This function will manually set the LPLU bit and restart
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2340
 *  auto-neg as hw would do. D3 and D0 LPLU will call the same function
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
 *  since it configures the same bit.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2342
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2343
static s32 e1000_set_lplu_state_pchlan(struct e1000_hw *hw, bool active)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2344
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
	u16 oem_reg;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
	ret_val = e1e_rphy(hw, HV_OEM_BITS, &oem_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2349
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2352
	if (active)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2353
		oem_reg |= HV_OEM_BITS_LPLU;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2354
	else
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
		oem_reg &= ~HV_OEM_BITS_LPLU;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
	if (!hw->phy.ops.check_reset_block(hw))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
		oem_reg |= HV_OEM_BITS_RESTART_AN;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
	return e1e_wphy(hw, HV_OEM_BITS, oem_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2361
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2362
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
 *  e1000_set_d0_lplu_state_ich8lan - Set Low Power Linkup D0 state
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2365
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2366
 *  @active: true to enable LPLU, false to disable
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2367
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2368
 *  Sets the LPLU D0 state according to the active flag.  When
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
 *  activating LPLU this function also disables smart speed
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2370
 *  and vice versa.  LPLU will not be activated unless the
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
 *  device autonegotiation advertisement meets standards of
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2372
 *  either 10 or 10/100 or 10/100/1000 at all duplexes.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
 *  This is a function pointer entry point only called by
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
 *  PHY setup routines.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2375
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
static s32 e1000_set_d0_lplu_state_ich8lan(struct e1000_hw *hw, bool active)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2378
	struct e1000_phy_info *phy = &hw->phy;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
	u32 phy_ctrl;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
	s32 ret_val = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
	u16 data;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2383
	if (phy->type == e1000_phy_ife)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2384
		return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2385
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2386
	phy_ctrl = er32(PHY_CTRL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2388
	if (active) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2389
		phy_ctrl |= E1000_PHY_CTRL_D0A_LPLU;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
		ew32(PHY_CTRL, phy_ctrl);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2391
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2392
		if (phy->type != e1000_phy_igp_3)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
			return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2395
		/* Call gig speed drop workaround on LPLU before accessing
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
		 * any PHY registers
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
		if (hw->mac.type == e1000_ich8lan)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2399
			e1000e_gig_downshift_workaround_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
		/* When LPLU is enabled, we should disable SmartSpeed */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2402
		ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2403
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2404
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2405
		data &= ~IGP01E1000_PSCFR_SMART_SPEED;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2406
		ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2407
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2408
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2409
	} else {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2410
		phy_ctrl &= ~E1000_PHY_CTRL_D0A_LPLU;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2411
		ew32(PHY_CTRL, phy_ctrl);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2412
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2413
		if (phy->type != e1000_phy_igp_3)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2414
			return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2415
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
		/* LPLU and SmartSpeed are mutually exclusive.  LPLU is used
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
		 * during Dx states where the power conservation is most
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
		 * important.  During driver activity we should enable
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2419
		 * SmartSpeed, so performance is maintained.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
		if (phy->smart_speed == e1000_smart_speed_on) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
					   &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2424
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2425
				return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2426
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2427
			data |= IGP01E1000_PSCFR_SMART_SPEED;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2428
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
					   data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2430
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2431
				return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2432
		} else if (phy->smart_speed == e1000_smart_speed_off) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
					   &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
				return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2438
			data &= ~IGP01E1000_PSCFR_SMART_SPEED;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
					   data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
				return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2444
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2445
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
	return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2447
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2448
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2450
 *  e1000_set_d3_lplu_state_ich8lan - Set Low Power Linkup D3 state
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2451
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
 *  @active: true to enable LPLU, false to disable
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
 *  Sets the LPLU D3 state according to the active flag.  When
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2455
 *  activating LPLU this function also disables smart speed
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2456
 *  and vice versa.  LPLU will not be activated unless the
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2457
 *  device autonegotiation advertisement meets standards of
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
 *  either 10 or 10/100 or 10/100/1000 at all duplexes.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
 *  This is a function pointer entry point only called by
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
 *  PHY setup routines.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
static s32 e1000_set_d3_lplu_state_ich8lan(struct e1000_hw *hw, bool active)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2463
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2464
	struct e1000_phy_info *phy = &hw->phy;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2465
	u32 phy_ctrl;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
	s32 ret_val = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
	u16 data;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2468
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
	phy_ctrl = er32(PHY_CTRL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
	if (!active) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
		phy_ctrl &= ~E1000_PHY_CTRL_NOND0A_LPLU;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
		ew32(PHY_CTRL, phy_ctrl);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
		if (phy->type != e1000_phy_igp_3)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2476
			return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2478
		/* LPLU and SmartSpeed are mutually exclusive.  LPLU is used
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
		 * during Dx states where the power conservation is most
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
		 * important.  During driver activity we should enable
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2481
		 * SmartSpeed, so performance is maintained.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2482
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2483
		if (phy->smart_speed == e1000_smart_speed_on) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2484
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2485
					   &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2486
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
				return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2488
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
			data |= IGP01E1000_PSCFR_SMART_SPEED;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2490
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2491
					   data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2493
				return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
		} else if (phy->smart_speed == e1000_smart_speed_off) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2495
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2496
					   &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2497
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2498
				return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2499
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
			data &= ~IGP01E1000_PSCFR_SMART_SPEED;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
					   data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2504
				return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2505
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2506
	} else if ((phy->autoneg_advertised == E1000_ALL_SPEED_DUPLEX) ||
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2507
		   (phy->autoneg_advertised == E1000_ALL_NOT_GIG) ||
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2508
		   (phy->autoneg_advertised == E1000_ALL_10_SPEED)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2509
		phy_ctrl |= E1000_PHY_CTRL_NOND0A_LPLU;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
		ew32(PHY_CTRL, phy_ctrl);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2511
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2512
		if (phy->type != e1000_phy_igp_3)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2513
			return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2514
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2515
		/* Call gig speed drop workaround on LPLU before accessing
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2516
		 * any PHY registers
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2517
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
		if (hw->mac.type == e1000_ich8lan)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
			e1000e_gig_downshift_workaround_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2520
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2521
		/* When LPLU is enabled, we should disable SmartSpeed */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2522
		ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2523
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2524
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2525
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
		data &= ~IGP01E1000_PSCFR_SMART_SPEED;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
		ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2528
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2529
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2530
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2532
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2533
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2534
 *  e1000_valid_nvm_bank_detect_ich8lan - finds out the valid bank 0 or 1
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2535
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
 *  @bank:  pointer to the variable that returns the active bank
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2538
 *  Reads signature byte from the NVM using the flash access registers.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2539
 *  Word 0x13 bits 15:14 = 10b indicate a valid signature for that bank.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
static s32 e1000_valid_nvm_bank_detect_ich8lan(struct e1000_hw *hw, u32 *bank)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2542
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2543
	u32 eecd;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
	struct e1000_nvm_info *nvm = &hw->nvm;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
	u32 bank1_offset = nvm->flash_bank_size * sizeof(u16);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
	u32 act_offset = E1000_ICH_NVM_SIG_WORD * 2 + 1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
	u8 sig_byte = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2548
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2550
	switch (hw->mac.type) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2551
	case e1000_ich8lan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
	case e1000_ich9lan:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
		eecd = er32(EECD);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
		if ((eecd & E1000_EECD_SEC1VAL_VALID_MASK) ==
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
		    E1000_EECD_SEC1VAL_VALID_MASK) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2556
			if (eecd & E1000_EECD_SEC1VAL)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2557
				*bank = 1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2558
			else
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2559
				*bank = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2560
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
			return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2562
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2563
		e_dbg("Unable to determine valid NVM bank via EEC - reading flash signature\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
		/* fall-thru */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2565
	default:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
		/* set bank to 0 in case flash read fails */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2567
		*bank = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2568
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2569
		/* Check bank 0 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2570
		ret_val = e1000_read_flash_byte_ich8lan(hw, act_offset,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2571
							&sig_byte);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2574
		if ((sig_byte & E1000_ICH_NVM_VALID_SIG_MASK) ==
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2575
		    E1000_ICH_NVM_SIG_VALUE) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2576
			*bank = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
			return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
		/* Check bank 1 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2581
		ret_val = e1000_read_flash_byte_ich8lan(hw, act_offset +
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2582
							bank1_offset,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2583
							&sig_byte);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2584
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2585
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2586
		if ((sig_byte & E1000_ICH_NVM_VALID_SIG_MASK) ==
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
		    E1000_ICH_NVM_SIG_VALUE) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2588
			*bank = 1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2589
			return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2590
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2591
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2592
		e_dbg("ERROR: No valid NVM bank present\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2593
		return -E1000_ERR_NVM;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2594
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2596
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2597
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
 *  e1000_read_nvm_ich8lan - Read word(s) from the NVM
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2599
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
 *  @offset: The offset (in bytes) of the word(s) to read.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2601
 *  @words: Size of data to read in words
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2602
 *  @data: Pointer to the word(s) to read at offset.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
 *  Reads a word(s) from the NVM using the flash access registers.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2605
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2606
static s32 e1000_read_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
				  u16 *data)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2608
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
	struct e1000_nvm_info *nvm = &hw->nvm;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
	u32 act_offset;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
	s32 ret_val = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2613
	u32 bank = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2614
	u16 i, word;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2616
	if ((offset >= nvm->word_size) || (words > nvm->word_size - offset) ||
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
	    (words == 0)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2618
		e_dbg("nvm parameter(s) out of bounds\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2619
		ret_val = -E1000_ERR_NVM;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
		goto out;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2622
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
	nvm->ops.acquire(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2624
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2625
	ret_val = e1000_valid_nvm_bank_detect_ich8lan(hw, &bank);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2626
	if (ret_val) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2627
		e_dbg("Could not detect valid bank, assuming bank 0\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
		bank = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2629
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2630
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2631
	act_offset = (bank) ? nvm->flash_bank_size : 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2632
	act_offset += offset;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2633
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2634
	ret_val = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2635
	for (i = 0; i < words; i++) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2636
		if (dev_spec->shadow_ram[offset + i].modified) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
			data[i] = dev_spec->shadow_ram[offset + i].value;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
		} else {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2639
			ret_val = e1000_read_flash_word_ich8lan(hw,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
								act_offset + i,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
								&word);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2642
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2643
				break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2644
			data[i] = word;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2645
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2646
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2648
	nvm->ops.release(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2649
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
out:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2651
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2652
		e_dbg("NVM read error: %d\n", ret_val);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2653
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
 *  e1000_flash_cycle_init_ich8lan - Initialize flash
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2659
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
 *  This function does initial flash setup so that a new read/write/erase cycle
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
 *  can be started.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2663
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
static s32 e1000_flash_cycle_init_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2665
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2666
	union ich8_hws_flash_status hsfsts;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2667
	s32 ret_val = -E1000_ERR_NVM;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2668
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2669
	hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2671
	/* Check if the flash descriptor is valid */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2672
	if (!hsfsts.hsf_status.fldesvalid) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
		e_dbg("Flash descriptor invalid.  SW Sequencing must be used.\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
		return -E1000_ERR_NVM;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2675
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2676
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2677
	/* Clear FCERR and DAEL in hw status by writing 1 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
	hsfsts.hsf_status.flcerr = 1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
	hsfsts.hsf_status.dael = 1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2680
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2681
	ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2682
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2683
	/* Either we should have a hardware SPI cycle in progress
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2684
	 * bit to check against, in order to start a new cycle or
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
	 * FDONE bit should be changed in the hardware so that it
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2686
	 * is 1 after hardware reset, which can then be used as an
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
	 * indication whether a cycle is in progress or has been
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
	 * completed.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2690
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
	if (!hsfsts.hsf_status.flcinprog) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
		/* There is no cycle running at present,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2693
		 * so we can start a cycle.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
		 * Begin by setting Flash Cycle Done.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2695
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
		hsfsts.hsf_status.flcdone = 1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2697
		ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
		ret_val = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
	} else {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
		s32 i;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2701
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2702
		/* Otherwise poll for sometime so the current
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2703
		 * cycle has a chance to end before giving up.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2705
		for (i = 0; i < ICH_FLASH_READ_COMMAND_TIMEOUT; i++) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
			hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
			if (!hsfsts.hsf_status.flcinprog) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2708
				ret_val = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2709
				break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
			}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
			udelay(1);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
		if (!ret_val) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
			/* Successful in waiting for previous cycle to timeout,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2715
			 * now set the Flash Cycle Done.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2716
			 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2717
			hsfsts.hsf_status.flcdone = 1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2718
			ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2719
		} else {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2720
			e_dbg("Flash controller busy, cannot get access\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2721
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2722
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2723
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2724
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2727
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
 *  e1000_flash_cycle_ich8lan - Starts flash cycle (read/write/erase)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2729
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
 *  @timeout: maximum time to wait for completion
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2732
 *  This function starts a flash cycle and waits for its completion.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2733
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2734
static s32 e1000_flash_cycle_ich8lan(struct e1000_hw *hw, u32 timeout)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2736
	union ich8_hws_flash_ctrl hsflctl;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2737
	union ich8_hws_flash_status hsfsts;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2738
	u32 i = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2739
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2740
	/* Start a cycle by writing 1 in Flash Cycle Go in Hw Flash Control */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2741
	hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2742
	hsflctl.hsf_ctrl.flcgo = 1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2743
	ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2744
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2745
	/* wait till FDONE bit is set to 1 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2746
	do {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
		hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
		if (hsfsts.hsf_status.flcdone)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2749
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2750
		udelay(1);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2751
	} while (i++ < timeout);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2752
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2753
	if (hsfsts.hsf_status.flcdone && !hsfsts.hsf_status.flcerr)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2754
		return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2755
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2756
	return -E1000_ERR_NVM;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2757
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2760
 *  e1000_read_flash_word_ich8lan - Read word from flash
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2761
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2762
 *  @offset: offset to data location
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
 *  @data: pointer to the location for storing the data
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2765
 *  Reads the flash word at offset into data.  Offset is converted
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2766
 *  to bytes before read.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
static s32 e1000_read_flash_word_ich8lan(struct e1000_hw *hw, u32 offset,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2769
					 u16 *data)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2771
	/* Must convert offset into bytes. */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2772
	offset <<= 1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2773
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2774
	return e1000_read_flash_data_ich8lan(hw, offset, 2, data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2777
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2778
 *  e1000_read_flash_byte_ich8lan - Read byte from flash
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2780
 *  @offset: The offset of the byte to read.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2781
 *  @data: Pointer to a byte to store the value read.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2782
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2783
 *  Reads a single byte from the NVM using the flash access registers.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2785
static s32 e1000_read_flash_byte_ich8lan(struct e1000_hw *hw, u32 offset,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2786
					 u8 *data)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2787
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2788
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
	u16 word = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2790
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2791
	ret_val = e1000_read_flash_data_ich8lan(hw, offset, 1, &word);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2795
	*data = (u8)word;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2796
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
	return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2798
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
 *  e1000_read_flash_data_ich8lan - Read byte or word from NVM
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
 *  @offset: The offset (in bytes) of the byte or word to read.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2804
 *  @size: Size of data to read, 1=byte 2=word
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
 *  @data: Pointer to the word to store the value read.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2807
 *  Reads a byte or word from the NVM using the flash access registers.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2808
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2809
static s32 e1000_read_flash_data_ich8lan(struct e1000_hw *hw, u32 offset,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
					 u8 size, u16 *data)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2812
	union ich8_hws_flash_status hsfsts;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2813
	union ich8_hws_flash_ctrl hsflctl;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
	u32 flash_linear_addr;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
	u32 flash_data = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2816
	s32 ret_val = -E1000_ERR_NVM;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2817
	u8 count = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2818
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2819
	if (size < 1  || size > 2 || offset > ICH_FLASH_LINEAR_ADDR_MASK)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
		return -E1000_ERR_NVM;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2821
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2822
	flash_linear_addr = ((ICH_FLASH_LINEAR_ADDR_MASK & offset) +
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2823
			     hw->nvm.flash_base_addr);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2824
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2825
	do {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2826
		udelay(1);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2827
		/* Steps */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2828
		ret_val = e1000_flash_cycle_init_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2829
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2830
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2831
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2832
		hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2833
		/* 0b/1b corresponds to 1 or 2 byte size, respectively. */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2834
		hsflctl.hsf_ctrl.fldbcount = size - 1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2835
		hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_READ;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
		ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2837
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
		ew32flash(ICH_FLASH_FADDR, flash_linear_addr);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2839
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
		ret_val =
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
		    e1000_flash_cycle_ich8lan(hw,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2842
					      ICH_FLASH_READ_COMMAND_TIMEOUT);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2843
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2844
		/* Check if FCERR is set to 1, if set to 1, clear it
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2845
		 * and try the whole sequence a few more times, else
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
		 * read in (shift in) the Flash Data0, the order is
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
		 * least significant byte first msb to lsb
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2849
		if (!ret_val) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2850
			flash_data = er32flash(ICH_FLASH_FDATA0);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2851
			if (size == 1)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
				*data = (u8)(flash_data & 0x000000FF);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
			else if (size == 2)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
				*data = (u16)(flash_data & 0x0000FFFF);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2855
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2856
		} else {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2857
			/* If we've gotten here, then things are probably
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
			 * completely hosed, but if the error condition is
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
			 * detected, it won't hurt to give it another try...
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
			 * ICH_FLASH_CYCLE_REPEAT_COUNT times.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
			 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
			hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
			if (hsfsts.hsf_status.flcerr) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
				/* Repeat for some time before giving up. */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
				continue;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
			} else if (!hsfsts.hsf_status.flcdone) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
				e_dbg("Timeout error - flash cycle did not complete.\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
				break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
			}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2870
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
	} while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2872
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2876
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
 *  e1000_write_nvm_ich8lan - Write word(s) to the NVM
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2879
 *  @offset: The offset (in bytes) of the word(s) to write.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
 *  @words: Size of data to write in words
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
 *  @data: Pointer to the word(s) to write at offset.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
 *  Writes a byte or word to the NVM using the flash access registers.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2884
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
static s32 e1000_write_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
				   u16 *data)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2887
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2888
	struct e1000_nvm_info *nvm = &hw->nvm;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2889
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2890
	u16 i;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2892
	if ((offset >= nvm->word_size) || (words > nvm->word_size - offset) ||
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2893
	    (words == 0)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2894
		e_dbg("nvm parameter(s) out of bounds\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
		return -E1000_ERR_NVM;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
	nvm->ops.acquire(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2899
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2900
	for (i = 0; i < words; i++) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2901
		dev_spec->shadow_ram[offset + i].modified = true;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
		dev_spec->shadow_ram[offset + i].value = data[i];
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2904
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2905
	nvm->ops.release(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2906
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2907
	return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2909
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
 *  e1000_update_nvm_checksum_ich8lan - Update the checksum for NVM
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2913
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
 *  The NVM checksum is updated by calling the generic update_nvm_checksum,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
 *  which writes the checksum to the shadow ram.  The changes in the shadow
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2916
 *  ram are then committed to the EEPROM by processing each bank at a time
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2917
 *  checking for the modified bit and writing only the pending changes.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2918
 *  After a successful commit, the shadow ram is cleared and is ready for
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2919
 *  future writes.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2922
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2923
	struct e1000_nvm_info *nvm = &hw->nvm;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
	u32 i, act_offset, new_bank_offset, old_bank_offset, bank;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2926
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2927
	u16 data;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2928
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2929
	ret_val = e1000e_update_nvm_checksum_generic(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2931
		goto out;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2932
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
	if (nvm->type != e1000_nvm_flash_sw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
		goto out;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
	nvm->ops.acquire(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2938
	/* We're writing to the opposite bank so if we're on bank 1,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
	 * write to bank 0 etc.  We also need to erase the segment that
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2940
	 * is going to be written
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2941
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2942
	ret_val =  e1000_valid_nvm_bank_detect_ich8lan(hw, &bank);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
	if (ret_val) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2944
		e_dbg("Could not detect valid bank, assuming bank 0\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
		bank = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
	if (bank == 0) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
		new_bank_offset = nvm->flash_bank_size;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2950
		old_bank_offset = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
		ret_val = e1000_erase_flash_bank_ich8lan(hw, 1);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
			goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
	} else {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2955
		old_bank_offset = nvm->flash_bank_size;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2956
		new_bank_offset = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
		ret_val = e1000_erase_flash_bank_ich8lan(hw, 0);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
			goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2960
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2961
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2962
	for (i = 0; i < E1000_ICH8_SHADOW_RAM_WORDS; i++) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
		/* Determine whether to write the value stored
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2964
		 * in the other NVM bank or a modified value stored
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
		 * in the shadow RAM
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2966
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
		if (dev_spec->shadow_ram[i].modified) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
			data = dev_spec->shadow_ram[i].value;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2969
		} else {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2970
			ret_val = e1000_read_flash_word_ich8lan(hw, i +
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
								old_bank_offset,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2972
								&data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2973
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2974
				break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2975
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2976
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
		/* If the word is 0x13, then make sure the signature bits
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
		 * (15:14) are 11b until the commit has completed.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
		 * This will allow us to write 10b which indicates the
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2980
		 * signature is valid.  We want to do this after the write
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
		 * has completed so that we don't mark the segment valid
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2982
		 * while the write is still in progress
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2984
		if (i == E1000_ICH_NVM_SIG_WORD)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2985
			data |= E1000_ICH_NVM_SIG_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2987
		/* Convert offset to bytes. */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2988
		act_offset = (i + new_bank_offset) << 1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
		usleep_range(100, 200);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
		/* Write the bytes to the new bank. */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
		ret_val = e1000_retry_write_flash_byte_ich8lan(hw,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
							       act_offset,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
							       (u8)data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2995
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2996
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
		usleep_range(100, 200);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2999
		ret_val = e1000_retry_write_flash_byte_ich8lan(hw,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
							       act_offset + 1,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
							       (u8)(data >> 8));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3004
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3005
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3006
	/* Don't bother writing the segment valid bits if sector
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3007
	 * programming failed.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3008
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3009
	if (ret_val) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3010
		/* Possibly read-only, see e1000e_write_protect_nvm_ich8lan() */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3011
		e_dbg("Flash commit failed.\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3012
		goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3015
	/* Finally validate the new segment by setting bit 15:14
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
	 * to 10b in word 0x13 , this can be done without an
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3017
	 * erase as well since these bits are 11 to start with
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3018
	 * and we need to change bit 14 to 0b
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3019
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3020
	act_offset = new_bank_offset + E1000_ICH_NVM_SIG_WORD;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
	ret_val = e1000_read_flash_word_ich8lan(hw, act_offset, &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3022
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3023
		goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
	data &= 0xBFFF;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
	ret_val = e1000_retry_write_flash_byte_ich8lan(hw,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3027
						       act_offset * 2 + 1,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3028
						       (u8)(data >> 8));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3030
		goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3031
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3032
	/* And invalidate the previously valid segment by setting
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3033
	 * its signature word (0x13) high_byte to 0b. This can be
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3034
	 * done without an erase because flash erase sets all bits
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
	 * to 1's. We can write 1's to 0's without an erase
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3037
	act_offset = (old_bank_offset + E1000_ICH_NVM_SIG_WORD) * 2 + 1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3038
	ret_val = e1000_retry_write_flash_byte_ich8lan(hw, act_offset, 0);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3040
		goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3041
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3042
	/* Great!  Everything worked, we can now clear the cached entries. */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3043
	for (i = 0; i < E1000_ICH8_SHADOW_RAM_WORDS; i++) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
		dev_spec->shadow_ram[i].modified = false;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
		dev_spec->shadow_ram[i].value = 0xFFFF;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3046
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
release:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3049
	nvm->ops.release(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3050
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3051
	/* Reload the EEPROM, or else modifications will not appear
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
	 * until after the next adapter reset.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3053
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3054
	if (!ret_val) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3055
		nvm->ops.reload(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3056
		usleep_range(10000, 20000);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
out:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
		e_dbg("NVM update error: %d\n", ret_val);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3062
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3063
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3064
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3065
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3066
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3067
 *  e1000_validate_nvm_checksum_ich8lan - Validate EEPROM checksum
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3068
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3069
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3070
 *  Check to see if checksum needs to be fixed by reading bit 6 in word 0x19.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3071
 *  If the bit is 0, that the EEPROM had been modified, but the checksum was not
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3072
 *  calculated, in which case we need to calculate the checksum and set bit 6.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3073
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3074
static s32 e1000_validate_nvm_checksum_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3075
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3076
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3077
	u16 data;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3078
	u16 word;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3079
	u16 valid_csum_mask;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3080
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3081
	/* Read NVM and check Invalid Image CSUM bit.  If this bit is 0,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3082
	 * the checksum needs to be fixed.  This bit is an indication that
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3083
	 * the NVM was prepared by OEM software and did not calculate
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3084
	 * the checksum...a likely scenario.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3085
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3086
	switch (hw->mac.type) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3087
	case e1000_pch_lpt:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3088
		word = NVM_COMPAT;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3089
		valid_csum_mask = NVM_COMPAT_VALID_CSUM;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3090
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3091
	default:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3092
		word = NVM_FUTURE_INIT_WORD1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3093
		valid_csum_mask = NVM_FUTURE_INIT_WORD1_VALID_CSUM;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3094
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3095
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3096
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3097
	ret_val = e1000_read_nvm(hw, word, 1, &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3098
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3099
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3100
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3101
	if (!(data & valid_csum_mask)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3102
		data |= valid_csum_mask;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3103
		ret_val = e1000_write_nvm(hw, word, 1, &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3104
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3105
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3106
		ret_val = e1000e_update_nvm_checksum(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3107
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3108
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3109
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3110
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3111
	return e1000e_validate_nvm_checksum_generic(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3112
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3113
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3114
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3115
 *  e1000e_write_protect_nvm_ich8lan - Make the NVM read-only
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3116
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3117
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3118
 *  To prevent malicious write/erase of the NVM, set it to be read-only
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3119
 *  so that the hardware ignores all write/erase cycles of the NVM via
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3120
 *  the flash control registers.  The shadow-ram copy of the NVM will
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3121
 *  still be updated, however any updates to this copy will not stick
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3122
 *  across driver reloads.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3123
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3124
void e1000e_write_protect_nvm_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3125
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3126
	struct e1000_nvm_info *nvm = &hw->nvm;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3127
	union ich8_flash_protected_range pr0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3128
	union ich8_hws_flash_status hsfsts;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3129
	u32 gfpreg;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3130
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3131
	nvm->ops.acquire(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3132
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3133
	gfpreg = er32flash(ICH_FLASH_GFPREG);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3134
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3135
	/* Write-protect GbE Sector of NVM */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3136
	pr0.regval = er32flash(ICH_FLASH_PR0);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3137
	pr0.range.base = gfpreg & FLASH_GFPREG_BASE_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3138
	pr0.range.limit = ((gfpreg >> 16) & FLASH_GFPREG_BASE_MASK);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3139
	pr0.range.wpe = true;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3140
	ew32flash(ICH_FLASH_PR0, pr0.regval);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3141
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3142
	/* Lock down a subset of GbE Flash Control Registers, e.g.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3143
	 * PR0 to prevent the write-protection from being lifted.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3144
	 * Once FLOCKDN is set, the registers protected by it cannot
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3145
	 * be written until FLOCKDN is cleared by a hardware reset.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3146
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3147
	hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3148
	hsfsts.hsf_status.flockdn = true;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3149
	ew32flash(ICH_FLASH_HSFSTS, hsfsts.regval);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3150
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3151
	nvm->ops.release(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3152
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3153
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3154
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3155
 *  e1000_write_flash_data_ich8lan - Writes bytes to the NVM
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3156
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3157
 *  @offset: The offset (in bytes) of the byte/word to read.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3158
 *  @size: Size of data to read, 1=byte 2=word
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3159
 *  @data: The byte(s) to write to the NVM.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3160
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3161
 *  Writes one/two bytes to the NVM using the flash access registers.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3162
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3163
static s32 e1000_write_flash_data_ich8lan(struct e1000_hw *hw, u32 offset,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3164
					  u8 size, u16 data)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3165
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3166
	union ich8_hws_flash_status hsfsts;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3167
	union ich8_hws_flash_ctrl hsflctl;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3168
	u32 flash_linear_addr;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3169
	u32 flash_data = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3170
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3171
	u8 count = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3172
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3173
	if (size < 1 || size > 2 || data > size * 0xff ||
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3174
	    offset > ICH_FLASH_LINEAR_ADDR_MASK)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3175
		return -E1000_ERR_NVM;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3176
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3177
	flash_linear_addr = ((ICH_FLASH_LINEAR_ADDR_MASK & offset) +
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3178
			     hw->nvm.flash_base_addr);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3179
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3180
	do {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3181
		udelay(1);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3182
		/* Steps */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3183
		ret_val = e1000_flash_cycle_init_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3184
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3185
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3186
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3187
		hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3188
		/* 0b/1b corresponds to 1 or 2 byte size, respectively. */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3189
		hsflctl.hsf_ctrl.fldbcount = size - 1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3190
		hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_WRITE;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3191
		ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3192
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3193
		ew32flash(ICH_FLASH_FADDR, flash_linear_addr);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3194
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3195
		if (size == 1)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3196
			flash_data = (u32)data & 0x00FF;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3197
		else
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3198
			flash_data = (u32)data;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3199
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3200
		ew32flash(ICH_FLASH_FDATA0, flash_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3201
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3202
		/* check if FCERR is set to 1 , if set to 1, clear it
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3203
		 * and try the whole sequence a few more times else done
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3204
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3205
		ret_val =
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3206
		    e1000_flash_cycle_ich8lan(hw,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3207
					      ICH_FLASH_WRITE_COMMAND_TIMEOUT);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3208
		if (!ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3209
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3210
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3211
		/* If we're here, then things are most likely
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3212
		 * completely hosed, but if the error condition
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3213
		 * is detected, it won't hurt to give it another
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3214
		 * try...ICH_FLASH_CYCLE_REPEAT_COUNT times.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3215
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3216
		hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3217
		if (hsfsts.hsf_status.flcerr)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3218
			/* Repeat for some time before giving up. */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3219
			continue;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3220
		if (!hsfsts.hsf_status.flcdone) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3221
			e_dbg("Timeout error - flash cycle did not complete.\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3222
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3223
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3224
	} while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3225
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3226
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3227
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3228
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3229
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3230
 *  e1000_write_flash_byte_ich8lan - Write a single byte to NVM
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3231
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3232
 *  @offset: The index of the byte to read.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3233
 *  @data: The byte to write to the NVM.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3234
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3235
 *  Writes a single byte to the NVM using the flash access registers.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3236
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3237
static s32 e1000_write_flash_byte_ich8lan(struct e1000_hw *hw, u32 offset,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3238
					  u8 data)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3239
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3240
	u16 word = (u16)data;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3241
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3242
	return e1000_write_flash_data_ich8lan(hw, offset, 1, word);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3243
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3244
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3245
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3246
 *  e1000_retry_write_flash_byte_ich8lan - Writes a single byte to NVM
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3247
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3248
 *  @offset: The offset of the byte to write.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3249
 *  @byte: The byte to write to the NVM.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3250
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3251
 *  Writes a single byte to the NVM using the flash access registers.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3252
 *  Goes through a retry algorithm before giving up.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3253
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3254
static s32 e1000_retry_write_flash_byte_ich8lan(struct e1000_hw *hw,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3255
						u32 offset, u8 byte)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3256
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3257
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3258
	u16 program_retries;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3259
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3260
	ret_val = e1000_write_flash_byte_ich8lan(hw, offset, byte);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3261
	if (!ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3262
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3263
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3264
	for (program_retries = 0; program_retries < 100; program_retries++) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3265
		e_dbg("Retrying Byte %2.2X at offset %u\n", byte, offset);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3266
		usleep_range(100, 200);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3267
		ret_val = e1000_write_flash_byte_ich8lan(hw, offset, byte);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3268
		if (!ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3269
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3270
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3271
	if (program_retries == 100)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3272
		return -E1000_ERR_NVM;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3273
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3274
	return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3275
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3276
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3277
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3278
 *  e1000_erase_flash_bank_ich8lan - Erase a bank (4k) from NVM
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3279
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3280
 *  @bank: 0 for first bank, 1 for second bank, etc.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3281
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3282
 *  Erases the bank specified. Each bank is a 4k block. Banks are 0 based.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3283
 *  bank N is 4096 * N + flash_reg_addr.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3284
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3285
static s32 e1000_erase_flash_bank_ich8lan(struct e1000_hw *hw, u32 bank)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3286
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3287
	struct e1000_nvm_info *nvm = &hw->nvm;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3288
	union ich8_hws_flash_status hsfsts;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3289
	union ich8_hws_flash_ctrl hsflctl;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3290
	u32 flash_linear_addr;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3291
	/* bank size is in 16bit words - adjust to bytes */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3292
	u32 flash_bank_size = nvm->flash_bank_size * 2;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3293
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3294
	s32 count = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3295
	s32 j, iteration, sector_size;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3296
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3297
	hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3298
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3299
	/* Determine HW Sector size: Read BERASE bits of hw flash status
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3300
	 * register
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3301
	 * 00: The Hw sector is 256 bytes, hence we need to erase 16
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3302
	 *     consecutive sectors.  The start index for the nth Hw sector
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3303
	 *     can be calculated as = bank * 4096 + n * 256
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3304
	 * 01: The Hw sector is 4K bytes, hence we need to erase 1 sector.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3305
	 *     The start index for the nth Hw sector can be calculated
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3306
	 *     as = bank * 4096
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3307
	 * 10: The Hw sector is 8K bytes, nth sector = bank * 8192
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3308
	 *     (ich9 only, otherwise error condition)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3309
	 * 11: The Hw sector is 64K bytes, nth sector = bank * 65536
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3310
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3311
	switch (hsfsts.hsf_status.berasesz) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3312
	case 0:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3313
		/* Hw sector size 256 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3314
		sector_size = ICH_FLASH_SEG_SIZE_256;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3315
		iteration = flash_bank_size / ICH_FLASH_SEG_SIZE_256;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3316
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3317
	case 1:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3318
		sector_size = ICH_FLASH_SEG_SIZE_4K;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3319
		iteration = 1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3320
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3321
	case 2:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3322
		sector_size = ICH_FLASH_SEG_SIZE_8K;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3323
		iteration = 1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3324
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3325
	case 3:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3326
		sector_size = ICH_FLASH_SEG_SIZE_64K;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3327
		iteration = 1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3328
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3329
	default:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3330
		return -E1000_ERR_NVM;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3331
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3332
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3333
	/* Start with the base address, then add the sector offset. */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3334
	flash_linear_addr = hw->nvm.flash_base_addr;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3335
	flash_linear_addr += (bank) ? flash_bank_size : 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3336
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3337
	for (j = 0; j < iteration; j++) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3338
		do {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3339
			u32 timeout = ICH_FLASH_ERASE_COMMAND_TIMEOUT;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3340
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3341
			/* Steps */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3342
			ret_val = e1000_flash_cycle_init_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3343
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3344
				return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3345
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3346
			/* Write a value 11 (block Erase) in Flash
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3347
			 * Cycle field in hw flash control
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3348
			 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3349
			hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3350
			hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_ERASE;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3351
			ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3352
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3353
			/* Write the last 24 bits of an index within the
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3354
			 * block into Flash Linear address field in Flash
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3355
			 * Address.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3356
			 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3357
			flash_linear_addr += (j * sector_size);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3358
			ew32flash(ICH_FLASH_FADDR, flash_linear_addr);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3359
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3360
			ret_val = e1000_flash_cycle_ich8lan(hw, timeout);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3361
			if (!ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3362
				break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3363
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3364
			/* Check if FCERR is set to 1.  If 1,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3365
			 * clear it and try the whole sequence
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3366
			 * a few more times else Done
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3367
			 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3368
			hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3369
			if (hsfsts.hsf_status.flcerr)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3370
				/* repeat for some time before giving up */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3371
				continue;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3372
			else if (!hsfsts.hsf_status.flcdone)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3373
				return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3374
		} while (++count < ICH_FLASH_CYCLE_REPEAT_COUNT);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3375
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3376
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3377
	return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3378
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3379
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3380
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3381
 *  e1000_valid_led_default_ich8lan - Set the default LED settings
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3382
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3383
 *  @data: Pointer to the LED settings
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3384
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3385
 *  Reads the LED default settings from the NVM to data.  If the NVM LED
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3386
 *  settings is all 0's or F's, set the LED default to a valid LED default
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3387
 *  setting.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3388
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3389
static s32 e1000_valid_led_default_ich8lan(struct e1000_hw *hw, u16 *data)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3390
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3391
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3392
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3393
	ret_val = e1000_read_nvm(hw, NVM_ID_LED_SETTINGS, 1, data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3394
	if (ret_val) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3395
		e_dbg("NVM Read Error\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3396
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3397
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3398
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3399
	if (*data == ID_LED_RESERVED_0000 || *data == ID_LED_RESERVED_FFFF)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3400
		*data = ID_LED_DEFAULT_ICH8LAN;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3401
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3402
	return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3403
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3404
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3405
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3406
 *  e1000_id_led_init_pchlan - store LED configurations
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3407
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3408
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3409
 *  PCH does not control LEDs via the LEDCTL register, rather it uses
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3410
 *  the PHY LED configuration register.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3411
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3412
 *  PCH also does not have an "always on" or "always off" mode which
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3413
 *  complicates the ID feature.  Instead of using the "on" mode to indicate
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3414
 *  in ledctl_mode2 the LEDs to use for ID (see e1000e_id_led_init_generic()),
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3415
 *  use "link_up" mode.  The LEDs will still ID on request if there is no
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3416
 *  link based on logic in e1000_led_[on|off]_pchlan().
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3417
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3418
static s32 e1000_id_led_init_pchlan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3419
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3420
	struct e1000_mac_info *mac = &hw->mac;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3421
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3422
	const u32 ledctl_on = E1000_LEDCTL_MODE_LINK_UP;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3423
	const u32 ledctl_off = E1000_LEDCTL_MODE_LINK_UP | E1000_PHY_LED0_IVRT;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3424
	u16 data, i, temp, shift;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3425
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3426
	/* Get default ID LED modes */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3427
	ret_val = hw->nvm.ops.valid_led_default(hw, &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3428
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3429
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3430
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3431
	mac->ledctl_default = er32(LEDCTL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3432
	mac->ledctl_mode1 = mac->ledctl_default;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3433
	mac->ledctl_mode2 = mac->ledctl_default;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3434
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3435
	for (i = 0; i < 4; i++) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3436
		temp = (data >> (i << 2)) & E1000_LEDCTL_LED0_MODE_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3437
		shift = (i * 5);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3438
		switch (temp) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3439
		case ID_LED_ON1_DEF2:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3440
		case ID_LED_ON1_ON2:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3441
		case ID_LED_ON1_OFF2:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3442
			mac->ledctl_mode1 &= ~(E1000_PHY_LED0_MASK << shift);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3443
			mac->ledctl_mode1 |= (ledctl_on << shift);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3444
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3445
		case ID_LED_OFF1_DEF2:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3446
		case ID_LED_OFF1_ON2:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3447
		case ID_LED_OFF1_OFF2:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3448
			mac->ledctl_mode1 &= ~(E1000_PHY_LED0_MASK << shift);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3449
			mac->ledctl_mode1 |= (ledctl_off << shift);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3450
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3451
		default:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3452
			/* Do nothing */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3453
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3454
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3455
		switch (temp) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3456
		case ID_LED_DEF1_ON2:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3457
		case ID_LED_ON1_ON2:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3458
		case ID_LED_OFF1_ON2:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3459
			mac->ledctl_mode2 &= ~(E1000_PHY_LED0_MASK << shift);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3460
			mac->ledctl_mode2 |= (ledctl_on << shift);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3461
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3462
		case ID_LED_DEF1_OFF2:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3463
		case ID_LED_ON1_OFF2:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3464
		case ID_LED_OFF1_OFF2:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3465
			mac->ledctl_mode2 &= ~(E1000_PHY_LED0_MASK << shift);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3466
			mac->ledctl_mode2 |= (ledctl_off << shift);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3467
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3468
		default:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3469
			/* Do nothing */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3470
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3471
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3472
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3473
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3474
	return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3475
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3476
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3477
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3478
 *  e1000_get_bus_info_ich8lan - Get/Set the bus type and width
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3479
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3480
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3481
 *  ICH8 use the PCI Express bus, but does not contain a PCI Express Capability
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3482
 *  register, so the the bus width is hard coded.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3483
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3484
static s32 e1000_get_bus_info_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3485
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3486
	struct e1000_bus_info *bus = &hw->bus;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3487
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3488
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3489
	ret_val = e1000e_get_bus_info_pcie(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3490
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3491
	/* ICH devices are "PCI Express"-ish.  They have
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3492
	 * a configuration space, but do not contain
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3493
	 * PCI Express Capability registers, so bus width
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3494
	 * must be hardcoded.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3495
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3496
	if (bus->width == e1000_bus_width_unknown)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3497
		bus->width = e1000_bus_width_pcie_x1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3498
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3499
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3500
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3501
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3502
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3503
 *  e1000_reset_hw_ich8lan - Reset the hardware
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3504
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3505
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3506
 *  Does a full reset of the hardware which includes a reset of the PHY and
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3507
 *  MAC.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3508
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3509
static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3510
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3511
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3512
	u16 kum_cfg;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3513
	u32 ctrl, reg;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3514
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3515
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3516
	/* Prevent the PCI-E bus from sticking if there is no TLP connection
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3517
	 * on the last TLP read/write transaction when MAC is reset.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3518
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3519
	ret_val = e1000e_disable_pcie_master(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3520
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3521
		e_dbg("PCI-E Master disable polling has failed.\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3522
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3523
	e_dbg("Masking off all interrupts\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3524
	ew32(IMC, 0xffffffff);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3525
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3526
	/* Disable the Transmit and Receive units.  Then delay to allow
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3527
	 * any pending transactions to complete before we hit the MAC
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3528
	 * with the global reset.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3529
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3530
	ew32(RCTL, 0);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3531
	ew32(TCTL, E1000_TCTL_PSP);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3532
	e1e_flush();
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3533
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3534
	usleep_range(10000, 20000);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3535
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3536
	/* Workaround for ICH8 bit corruption issue in FIFO memory */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3537
	if (hw->mac.type == e1000_ich8lan) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3538
		/* Set Tx and Rx buffer allocation to 8k apiece. */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3539
		ew32(PBA, E1000_PBA_8K);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3540
		/* Set Packet Buffer Size to 16k. */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3541
		ew32(PBS, E1000_PBS_16K);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3542
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3543
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3544
	if (hw->mac.type == e1000_pchlan) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3545
		/* Save the NVM K1 bit setting */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3546
		ret_val = e1000_read_nvm(hw, E1000_NVM_K1_CONFIG, 1, &kum_cfg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3547
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3548
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3549
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3550
		if (kum_cfg & E1000_NVM_K1_ENABLE)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3551
			dev_spec->nvm_k1_enabled = true;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3552
		else
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3553
			dev_spec->nvm_k1_enabled = false;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3554
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3555
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3556
	ctrl = er32(CTRL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3557
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3558
	if (!hw->phy.ops.check_reset_block(hw)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3559
		/* Full-chip reset requires MAC and PHY reset at the same
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3560
		 * time to make sure the interface between MAC and the
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3561
		 * external PHY is reset.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3562
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3563
		ctrl |= E1000_CTRL_PHY_RST;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3564
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3565
		/* Gate automatic PHY configuration by hardware on
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3566
		 * non-managed 82579
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3567
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3568
		if ((hw->mac.type == e1000_pch2lan) &&
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3569
		    !(er32(FWSM) & E1000_ICH_FWSM_FW_VALID))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3570
			e1000_gate_hw_phy_config_ich8lan(hw, true);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3571
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3572
	ret_val = e1000_acquire_swflag_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3573
	e_dbg("Issuing a global reset to ich8lan\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3574
	ew32(CTRL, (ctrl | E1000_CTRL_RST));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3575
	/* cannot issue a flush here because it hangs the hardware */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3576
	msleep(20);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3577
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3578
	/* Set Phy Config Counter to 50msec */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3579
	if (hw->mac.type == e1000_pch2lan) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3580
		reg = er32(FEXTNVM3);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3581
		reg &= ~E1000_FEXTNVM3_PHY_CFG_COUNTER_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3582
		reg |= E1000_FEXTNVM3_PHY_CFG_COUNTER_50MSEC;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3583
		ew32(FEXTNVM3, reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3584
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3585
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3586
	if (!ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3587
		clear_bit(__E1000_ACCESS_SHARED_RESOURCE, &hw->adapter->state);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3588
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3589
	if (ctrl & E1000_CTRL_PHY_RST) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3590
		ret_val = hw->phy.ops.get_cfg_done(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3591
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3592
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3593
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3594
		ret_val = e1000_post_phy_reset_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3595
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3596
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3597
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3598
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3599
	/* For PCH, this write will make sure that any noise
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3600
	 * will be detected as a CRC error and be dropped rather than show up
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3601
	 * as a bad packet to the DMA engine.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3602
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3603
	if (hw->mac.type == e1000_pchlan)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3604
		ew32(CRC_OFFSET, 0x65656565);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3605
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3606
	ew32(IMC, 0xffffffff);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3607
	er32(ICR);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3608
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3609
	reg = er32(KABGTXD);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3610
	reg |= E1000_KABGTXD_BGSQLBIAS;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3611
	ew32(KABGTXD, reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3612
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3613
	return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3614
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3615
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3616
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3617
 *  e1000_init_hw_ich8lan - Initialize the hardware
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3618
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3619
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3620
 *  Prepares the hardware for transmit and receive by doing the following:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3621
 *   - initialize hardware bits
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3622
 *   - initialize LED identification
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3623
 *   - setup receive address registers
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3624
 *   - setup flow control
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3625
 *   - setup transmit descriptors
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3626
 *   - clear statistics
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3627
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3628
static s32 e1000_init_hw_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3629
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3630
	struct e1000_mac_info *mac = &hw->mac;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3631
	u32 ctrl_ext, txdctl, snoop;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3632
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3633
	u16 i;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3634
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3635
	e1000_initialize_hw_bits_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3636
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3637
	/* Initialize identification LED */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3638
	ret_val = mac->ops.id_led_init(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3639
	/* An error is not fatal and we should not stop init due to this */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3640
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3641
		e_dbg("Error initializing identification LED\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3642
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3643
	/* Setup the receive address. */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3644
	e1000e_init_rx_addrs(hw, mac->rar_entry_count);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3645
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3646
	/* Zero out the Multicast HASH table */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3647
	e_dbg("Zeroing the MTA\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3648
	for (i = 0; i < mac->mta_reg_count; i++)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3649
		E1000_WRITE_REG_ARRAY(hw, E1000_MTA, i, 0);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3650
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3651
	/* The 82578 Rx buffer will stall if wakeup is enabled in host and
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3652
	 * the ME.  Disable wakeup by clearing the host wakeup bit.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3653
	 * Reset the phy after disabling host wakeup to reset the Rx buffer.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3654
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3655
	if (hw->phy.type == e1000_phy_82578) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3656
		e1e_rphy(hw, BM_PORT_GEN_CFG, &i);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3657
		i &= ~BM_WUC_HOST_WU_BIT;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3658
		e1e_wphy(hw, BM_PORT_GEN_CFG, i);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3659
		ret_val = e1000_phy_hw_reset_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3660
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3661
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3662
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3663
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3664
	/* Setup link and flow control */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3665
	ret_val = mac->ops.setup_link(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3666
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3667
	/* Set the transmit descriptor write-back policy for both queues */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3668
	txdctl = er32(TXDCTL(0));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3669
	txdctl = ((txdctl & ~E1000_TXDCTL_WTHRESH) |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3670
		  E1000_TXDCTL_FULL_TX_DESC_WB);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3671
	txdctl = ((txdctl & ~E1000_TXDCTL_PTHRESH) |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3672
		  E1000_TXDCTL_MAX_TX_DESC_PREFETCH);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3673
	ew32(TXDCTL(0), txdctl);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3674
	txdctl = er32(TXDCTL(1));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3675
	txdctl = ((txdctl & ~E1000_TXDCTL_WTHRESH) |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3676
		  E1000_TXDCTL_FULL_TX_DESC_WB);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3677
	txdctl = ((txdctl & ~E1000_TXDCTL_PTHRESH) |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3678
		  E1000_TXDCTL_MAX_TX_DESC_PREFETCH);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3679
	ew32(TXDCTL(1), txdctl);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3680
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3681
	/* ICH8 has opposite polarity of no_snoop bits.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3682
	 * By default, we should use snoop behavior.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3683
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3684
	if (mac->type == e1000_ich8lan)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3685
		snoop = PCIE_ICH8_SNOOP_ALL;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3686
	else
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3687
		snoop = (u32)~(PCIE_NO_SNOOP_ALL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3688
	e1000e_set_pcie_no_snoop(hw, snoop);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3689
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3690
	ctrl_ext = er32(CTRL_EXT);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3691
	ctrl_ext |= E1000_CTRL_EXT_RO_DIS;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3692
	ew32(CTRL_EXT, ctrl_ext);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3693
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3694
	/* Clear all of the statistics registers (clear on read).  It is
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3695
	 * important that we do this after we have tried to establish link
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3696
	 * because the symbol error count will increment wildly if there
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3697
	 * is no link.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3698
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3699
	e1000_clear_hw_cntrs_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3700
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3701
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3702
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3703
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3704
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3705
 *  e1000_initialize_hw_bits_ich8lan - Initialize required hardware bits
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3706
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3707
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3708
 *  Sets/Clears required hardware bits necessary for correctly setting up the
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3709
 *  hardware for transmit and receive.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3710
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3711
static void e1000_initialize_hw_bits_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3712
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3713
	u32 reg;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3714
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3715
	/* Extended Device Control */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3716
	reg = er32(CTRL_EXT);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3717
	reg |= (1 << 22);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3718
	/* Enable PHY low-power state when MAC is at D3 w/o WoL */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3719
	if (hw->mac.type >= e1000_pchlan)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3720
		reg |= E1000_CTRL_EXT_PHYPDEN;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3721
	ew32(CTRL_EXT, reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3722
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3723
	/* Transmit Descriptor Control 0 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3724
	reg = er32(TXDCTL(0));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3725
	reg |= (1 << 22);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3726
	ew32(TXDCTL(0), reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3727
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3728
	/* Transmit Descriptor Control 1 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3729
	reg = er32(TXDCTL(1));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3730
	reg |= (1 << 22);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3731
	ew32(TXDCTL(1), reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3732
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3733
	/* Transmit Arbitration Control 0 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3734
	reg = er32(TARC(0));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3735
	if (hw->mac.type == e1000_ich8lan)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3736
		reg |= (1 << 28) | (1 << 29);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3737
	reg |= (1 << 23) | (1 << 24) | (1 << 26) | (1 << 27);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3738
	ew32(TARC(0), reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3739
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3740
	/* Transmit Arbitration Control 1 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3741
	reg = er32(TARC(1));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3742
	if (er32(TCTL) & E1000_TCTL_MULR)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3743
		reg &= ~(1 << 28);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3744
	else
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3745
		reg |= (1 << 28);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3746
	reg |= (1 << 24) | (1 << 26) | (1 << 30);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3747
	ew32(TARC(1), reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3748
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3749
	/* Device Status */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3750
	if (hw->mac.type == e1000_ich8lan) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3751
		reg = er32(STATUS);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3752
		reg &= ~(1 << 31);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3753
		ew32(STATUS, reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3754
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3755
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3756
	/* work-around descriptor data corruption issue during nfs v2 udp
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3757
	 * traffic, just disable the nfs filtering capability
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3758
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3759
	reg = er32(RFCTL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3760
	reg |= (E1000_RFCTL_NFSW_DIS | E1000_RFCTL_NFSR_DIS);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3761
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3762
	/* Disable IPv6 extension header parsing because some malformed
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3763
	 * IPv6 headers can hang the Rx.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3764
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3765
	if (hw->mac.type == e1000_ich8lan)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3766
		reg |= (E1000_RFCTL_IPV6_EX_DIS | E1000_RFCTL_NEW_IPV6_EXT_DIS);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3767
	ew32(RFCTL, reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3768
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3769
	/* Enable ECC on Lynxpoint */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3770
	if (hw->mac.type == e1000_pch_lpt) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3771
		reg = er32(PBECCSTS);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3772
		reg |= E1000_PBECCSTS_ECC_ENABLE;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3773
		ew32(PBECCSTS, reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3774
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3775
		reg = er32(CTRL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3776
		reg |= E1000_CTRL_MEHE;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3777
		ew32(CTRL, reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3778
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3779
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3780
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3781
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3782
 *  e1000_setup_link_ich8lan - Setup flow control and link settings
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3783
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3784
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3785
 *  Determines which flow control settings to use, then configures flow
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3786
 *  control.  Calls the appropriate media-specific link configuration
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3787
 *  function.  Assuming the adapter has a valid link partner, a valid link
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3788
 *  should be established.  Assumes the hardware has previously been reset
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3789
 *  and the transmitter and receiver are not enabled.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3790
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3791
static s32 e1000_setup_link_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3792
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3793
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3794
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3795
	if (hw->phy.ops.check_reset_block(hw))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3796
		return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3797
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3798
	/* ICH parts do not have a word in the NVM to determine
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3799
	 * the default flow control setting, so we explicitly
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3800
	 * set it to full.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3801
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3802
	if (hw->fc.requested_mode == e1000_fc_default) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3803
		/* Workaround h/w hang when Tx flow control enabled */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3804
		if (hw->mac.type == e1000_pchlan)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3805
			hw->fc.requested_mode = e1000_fc_rx_pause;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3806
		else
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3807
			hw->fc.requested_mode = e1000_fc_full;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3808
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3809
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3810
	/* Save off the requested flow control mode for use later.  Depending
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3811
	 * on the link partner's capabilities, we may or may not use this mode.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3812
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3813
	hw->fc.current_mode = hw->fc.requested_mode;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3814
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3815
	e_dbg("After fix-ups FlowControl is now = %x\n", hw->fc.current_mode);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3816
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3817
	/* Continue to configure the copper link. */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3818
	ret_val = hw->mac.ops.setup_physical_interface(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3819
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3820
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3821
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3822
	ew32(FCTTV, hw->fc.pause_time);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3823
	if ((hw->phy.type == e1000_phy_82578) ||
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3824
	    (hw->phy.type == e1000_phy_82579) ||
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3825
	    (hw->phy.type == e1000_phy_i217) ||
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3826
	    (hw->phy.type == e1000_phy_82577)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3827
		ew32(FCRTV_PCH, hw->fc.refresh_time);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3828
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3829
		ret_val = e1e_wphy(hw, PHY_REG(BM_PORT_CTRL_PAGE, 27),
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3830
				   hw->fc.pause_time);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3831
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3832
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3833
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3834
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3835
	return e1000e_set_fc_watermarks(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3836
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3837
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3838
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3839
 *  e1000_setup_copper_link_ich8lan - Configure MAC/PHY interface
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3840
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3841
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3842
 *  Configures the kumeran interface to the PHY to wait the appropriate time
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3843
 *  when polling the PHY, then call the generic setup_copper_link to finish
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3844
 *  configuring the copper link.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3845
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3846
static s32 e1000_setup_copper_link_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3847
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3848
	u32 ctrl;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3849
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3850
	u16 reg_data;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3851
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3852
	ctrl = er32(CTRL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3853
	ctrl |= E1000_CTRL_SLU;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3854
	ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3855
	ew32(CTRL, ctrl);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3856
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3857
	/* Set the mac to wait the maximum time between each iteration
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3858
	 * and increase the max iterations when polling the phy;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3859
	 * this fixes erroneous timeouts at 10Mbps.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3860
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3861
	ret_val = e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_TIMEOUTS, 0xFFFF);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3862
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3863
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3864
	ret_val = e1000e_read_kmrn_reg(hw, E1000_KMRNCTRLSTA_INBAND_PARAM,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3865
				       &reg_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3866
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3867
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3868
	reg_data |= 0x3F;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3869
	ret_val = e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_INBAND_PARAM,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3870
					reg_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3871
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3872
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3873
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3874
	switch (hw->phy.type) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3875
	case e1000_phy_igp_3:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3876
		ret_val = e1000e_copper_link_setup_igp(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3877
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3878
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3879
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3880
	case e1000_phy_bm:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3881
	case e1000_phy_82578:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3882
		ret_val = e1000e_copper_link_setup_m88(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3883
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3884
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3885
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3886
	case e1000_phy_82577:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3887
	case e1000_phy_82579:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3888
		ret_val = e1000_copper_link_setup_82577(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3889
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3890
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3891
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3892
	case e1000_phy_ife:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3893
		ret_val = e1e_rphy(hw, IFE_PHY_MDIX_CONTROL, &reg_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3894
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3895
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3896
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3897
		reg_data &= ~IFE_PMC_AUTO_MDIX;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3898
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3899
		switch (hw->phy.mdix) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3900
		case 1:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3901
			reg_data &= ~IFE_PMC_FORCE_MDIX;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3902
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3903
		case 2:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3904
			reg_data |= IFE_PMC_FORCE_MDIX;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3905
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3906
		case 0:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3907
		default:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3908
			reg_data |= IFE_PMC_AUTO_MDIX;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3909
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3910
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3911
		ret_val = e1e_wphy(hw, IFE_PHY_MDIX_CONTROL, reg_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3912
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3913
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3914
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3915
	default:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3916
		break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3917
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3918
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3919
	return e1000e_setup_copper_link(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3920
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3921
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3922
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3923
 *  e1000_setup_copper_link_pch_lpt - Configure MAC/PHY interface
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3924
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3925
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3926
 *  Calls the PHY specific link setup function and then calls the
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3927
 *  generic setup_copper_link to finish configuring the link for
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3928
 *  Lynxpoint PCH devices
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3929
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3930
static s32 e1000_setup_copper_link_pch_lpt(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3931
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3932
	u32 ctrl;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3933
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3934
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3935
	ctrl = er32(CTRL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3936
	ctrl |= E1000_CTRL_SLU;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3937
	ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3938
	ew32(CTRL, ctrl);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3939
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3940
	ret_val = e1000_copper_link_setup_82577(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3941
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3942
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3943
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3944
	return e1000e_setup_copper_link(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3945
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3946
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3947
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3948
 *  e1000_get_link_up_info_ich8lan - Get current link speed and duplex
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3949
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3950
 *  @speed: pointer to store current link speed
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3951
 *  @duplex: pointer to store the current link duplex
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3952
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3953
 *  Calls the generic get_speed_and_duplex to retrieve the current link
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3954
 *  information and then calls the Kumeran lock loss workaround for links at
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3955
 *  gigabit speeds.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3956
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3957
static s32 e1000_get_link_up_info_ich8lan(struct e1000_hw *hw, u16 *speed,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3958
					  u16 *duplex)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3959
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3960
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3961
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3962
	ret_val = e1000e_get_speed_and_duplex_copper(hw, speed, duplex);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3963
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3964
		return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3965
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3966
	if ((hw->mac.type == e1000_ich8lan) &&
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3967
	    (hw->phy.type == e1000_phy_igp_3) && (*speed == SPEED_1000)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3968
		ret_val = e1000_kmrn_lock_loss_workaround_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3969
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3970
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3971
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3972
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3973
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3974
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3975
 *  e1000_kmrn_lock_loss_workaround_ich8lan - Kumeran workaround
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3976
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3977
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3978
 *  Work-around for 82566 Kumeran PCS lock loss:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3979
 *  On link status change (i.e. PCI reset, speed change) and link is up and
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3980
 *  speed is gigabit-
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3981
 *    0) if workaround is optionally disabled do nothing
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3982
 *    1) wait 1ms for Kumeran link to come up
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3983
 *    2) check Kumeran Diagnostic register PCS lock loss bit
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3984
 *    3) if not set the link is locked (all is good), otherwise...
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3985
 *    4) reset the PHY
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3986
 *    5) repeat up to 10 times
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3987
 *  Note: this is only called for IGP3 copper when speed is 1gb.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3988
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3989
static s32 e1000_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3990
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3991
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3992
	u32 phy_ctrl;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3993
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3994
	u16 i, data;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3995
	bool link;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3996
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3997
	if (!dev_spec->kmrn_lock_loss_workaround_enabled)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3998
		return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3999
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4000
	/* Make sure link is up before proceeding.  If not just return.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4001
	 * Attempting this while link is negotiating fouled up link
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4002
	 * stability
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4003
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4004
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4005
	if (!link)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4006
		return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4007
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4008
	for (i = 0; i < 10; i++) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4009
		/* read once to clear */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4010
		ret_val = e1e_rphy(hw, IGP3_KMRN_DIAG, &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4011
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4012
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4013
		/* and again to get new status */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4014
		ret_val = e1e_rphy(hw, IGP3_KMRN_DIAG, &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4015
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4016
			return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4017
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4018
		/* check for PCS lock */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4019
		if (!(data & IGP3_KMRN_DIAG_PCS_LOCK_LOSS))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4020
			return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4021
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4022
		/* Issue PHY reset */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4023
		e1000_phy_hw_reset(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4024
		mdelay(5);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4025
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4026
	/* Disable GigE link negotiation */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4027
	phy_ctrl = er32(PHY_CTRL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4028
	phy_ctrl |= (E1000_PHY_CTRL_GBE_DISABLE |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4029
		     E1000_PHY_CTRL_NOND0A_GBE_DISABLE);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4030
	ew32(PHY_CTRL, phy_ctrl);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4031
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4032
	/* Call gig speed drop workaround on Gig disable before accessing
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4033
	 * any PHY registers
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4034
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4035
	e1000e_gig_downshift_workaround_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4036
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4037
	/* unable to acquire PCS lock */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4038
	return -E1000_ERR_PHY;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4039
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4040
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4041
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4042
 *  e1000e_set_kmrn_lock_loss_workaround_ich8lan - Set Kumeran workaround state
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4043
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4044
 *  @state: boolean value used to set the current Kumeran workaround state
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4045
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4046
 *  If ICH8, set the current Kumeran workaround state (enabled - true
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4047
 *  /disabled - false).
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4048
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4049
void e1000e_set_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4050
						  bool state)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4051
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4052
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4053
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4054
	if (hw->mac.type != e1000_ich8lan) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4055
		e_dbg("Workaround applies to ICH8 only.\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4056
		return;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4057
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4058
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4059
	dev_spec->kmrn_lock_loss_workaround_enabled = state;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4060
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4061
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4062
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4063
 *  e1000_ipg3_phy_powerdown_workaround_ich8lan - Power down workaround on D3
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4064
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4065
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4066
 *  Workaround for 82566 power-down on D3 entry:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4067
 *    1) disable gigabit link
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4068
 *    2) write VR power-down enable
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4069
 *    3) read it back
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4070
 *  Continue if successful, else issue LCD reset and repeat
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4071
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4072
void e1000e_igp3_phy_powerdown_workaround_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4073
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4074
	u32 reg;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4075
	u16 data;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4076
	u8  retry = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4077
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4078
	if (hw->phy.type != e1000_phy_igp_3)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4079
		return;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4080
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4081
	/* Try the workaround twice (if needed) */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4082
	do {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4083
		/* Disable link */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4084
		reg = er32(PHY_CTRL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4085
		reg |= (E1000_PHY_CTRL_GBE_DISABLE |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4086
			E1000_PHY_CTRL_NOND0A_GBE_DISABLE);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4087
		ew32(PHY_CTRL, reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4088
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4089
		/* Call gig speed drop workaround on Gig disable before
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4090
		 * accessing any PHY registers
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4091
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4092
		if (hw->mac.type == e1000_ich8lan)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4093
			e1000e_gig_downshift_workaround_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4094
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4095
		/* Write VR power-down enable */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4096
		e1e_rphy(hw, IGP3_VR_CTRL, &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4097
		data &= ~IGP3_VR_CTRL_DEV_POWERDOWN_MODE_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4098
		e1e_wphy(hw, IGP3_VR_CTRL, data | IGP3_VR_CTRL_MODE_SHUTDOWN);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4099
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4100
		/* Read it back and test */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4101
		e1e_rphy(hw, IGP3_VR_CTRL, &data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4102
		data &= IGP3_VR_CTRL_DEV_POWERDOWN_MODE_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4103
		if ((data == IGP3_VR_CTRL_MODE_SHUTDOWN) || retry)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4104
			break;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4105
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4106
		/* Issue PHY reset and repeat at most one more time */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4107
		reg = er32(CTRL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4108
		ew32(CTRL, reg | E1000_CTRL_PHY_RST);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4109
		retry++;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4110
	} while (retry);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4111
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4112
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4113
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4114
 *  e1000e_gig_downshift_workaround_ich8lan - WoL from S5 stops working
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4115
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4116
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4117
 *  Steps to take when dropping from 1Gb/s (eg. link cable removal (LSC),
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4118
 *  LPLU, Gig disable, MDIC PHY reset):
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4119
 *    1) Set Kumeran Near-end loopback
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4120
 *    2) Clear Kumeran Near-end loopback
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4121
 *  Should only be called for ICH8[m] devices with any 1G Phy.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4122
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4123
void e1000e_gig_downshift_workaround_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4124
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4125
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4126
	u16 reg_data;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4127
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4128
	if ((hw->mac.type != e1000_ich8lan) || (hw->phy.type == e1000_phy_ife))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4129
		return;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4130
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4131
	ret_val = e1000e_read_kmrn_reg(hw, E1000_KMRNCTRLSTA_DIAG_OFFSET,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4132
				       &reg_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4133
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4134
		return;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4135
	reg_data |= E1000_KMRNCTRLSTA_DIAG_NELPBK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4136
	ret_val = e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_DIAG_OFFSET,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4137
					reg_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4138
	if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4139
		return;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4140
	reg_data &= ~E1000_KMRNCTRLSTA_DIAG_NELPBK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4141
	e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_DIAG_OFFSET, reg_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4142
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4143
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4144
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4145
 *  e1000_suspend_workarounds_ich8lan - workarounds needed during S0->Sx
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4146
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4147
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4148
 *  During S0 to Sx transition, it is possible the link remains at gig
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4149
 *  instead of negotiating to a lower speed.  Before going to Sx, set
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4150
 *  'Gig Disable' to force link speed negotiation to a lower speed based on
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4151
 *  the LPLU setting in the NVM or custom setting.  For PCH and newer parts,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4152
 *  the OEM bits PHY register (LED, GbE disable and LPLU configurations) also
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4153
 *  needs to be written.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4154
 *  Parts that support (and are linked to a partner which support) EEE in
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4155
 *  100Mbps should disable LPLU since 100Mbps w/ EEE requires less power
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4156
 *  than 10Mbps w/o EEE.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4157
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4158
void e1000_suspend_workarounds_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4159
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4160
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4161
	u32 phy_ctrl;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4162
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4163
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4164
	phy_ctrl = er32(PHY_CTRL);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4165
	phy_ctrl |= E1000_PHY_CTRL_GBE_DISABLE;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4166
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4167
	if (hw->phy.type == e1000_phy_i217) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4168
		u16 phy_reg, device_id = hw->adapter->pdev->device;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4169
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4170
		if ((device_id == E1000_DEV_ID_PCH_LPTLP_I218_LM) ||
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4171
		    (device_id == E1000_DEV_ID_PCH_LPTLP_I218_V)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4172
			u32 fextnvm6 = er32(FEXTNVM6);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4173
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4174
			ew32(FEXTNVM6, fextnvm6 & ~E1000_FEXTNVM6_REQ_PLL_CLK);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4175
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4176
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4177
		ret_val = hw->phy.ops.acquire(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4178
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4179
			goto out;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4180
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4181
		if (!dev_spec->eee_disable) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4182
			u16 eee_advert;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4183
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4184
			ret_val =
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4185
			    e1000_read_emi_reg_locked(hw,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4186
						      I217_EEE_ADVERTISEMENT,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4187
						      &eee_advert);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4188
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4189
				goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4190
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4191
			/* Disable LPLU if both link partners support 100BaseT
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4192
			 * EEE and 100Full is advertised on both ends of the
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4193
			 * link.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4194
			 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4195
			if ((eee_advert & I82579_EEE_100_SUPPORTED) &&
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4196
			    (dev_spec->eee_lp_ability &
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4197
			     I82579_EEE_100_SUPPORTED) &&
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4198
			    (hw->phy.autoneg_advertised & ADVERTISE_100_FULL))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4199
				phy_ctrl &= ~(E1000_PHY_CTRL_D0A_LPLU |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4200
					      E1000_PHY_CTRL_NOND0A_LPLU);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4201
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4202
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4203
		/* For i217 Intel Rapid Start Technology support,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4204
		 * when the system is going into Sx and no manageability engine
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4205
		 * is present, the driver must configure proxy to reset only on
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4206
		 * power good.  LPI (Low Power Idle) state must also reset only
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4207
		 * on power good, as well as the MTA (Multicast table array).
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4208
		 * The SMBus release must also be disabled on LCD reset.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4209
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4210
		if (!(er32(FWSM) & E1000_ICH_FWSM_FW_VALID)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4211
			/* Enable proxy to reset only on power good. */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4212
			e1e_rphy_locked(hw, I217_PROXY_CTRL, &phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4213
			phy_reg |= I217_PROXY_CTRL_AUTO_DISABLE;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4214
			e1e_wphy_locked(hw, I217_PROXY_CTRL, phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4215
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4216
			/* Set bit enable LPI (EEE) to reset only on
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4217
			 * power good.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4218
			 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4219
			e1e_rphy_locked(hw, I217_SxCTRL, &phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4220
			phy_reg |= I217_SxCTRL_ENABLE_LPI_RESET;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4221
			e1e_wphy_locked(hw, I217_SxCTRL, phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4222
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4223
			/* Disable the SMB release on LCD reset. */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4224
			e1e_rphy_locked(hw, I217_MEMPWR, &phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4225
			phy_reg &= ~I217_MEMPWR_DISABLE_SMB_RELEASE;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4226
			e1e_wphy_locked(hw, I217_MEMPWR, phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4227
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4228
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4229
		/* Enable MTA to reset for Intel Rapid Start Technology
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4230
		 * Support
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4231
		 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4232
		e1e_rphy_locked(hw, I217_CGFREG, &phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4233
		phy_reg |= I217_CGFREG_ENABLE_MTA_RESET;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4234
		e1e_wphy_locked(hw, I217_CGFREG, phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4235
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4236
release:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4237
		hw->phy.ops.release(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4238
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4239
out:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4240
	ew32(PHY_CTRL, phy_ctrl);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4241
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4242
	if (hw->mac.type == e1000_ich8lan)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4243
		e1000e_gig_downshift_workaround_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4244
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4245
	if (hw->mac.type >= e1000_pchlan) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4246
		e1000_oem_bits_config_ich8lan(hw, false);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4247
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4248
		/* Reset PHY to activate OEM bits on 82577/8 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4249
		if (hw->mac.type == e1000_pchlan)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4250
			e1000e_phy_hw_reset_generic(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4251
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4252
		ret_val = hw->phy.ops.acquire(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4253
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4254
			return;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4255
		e1000_write_smbus_addr(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4256
		hw->phy.ops.release(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4257
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4258
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4259
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4260
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4261
 *  e1000_resume_workarounds_pchlan - workarounds needed during Sx->S0
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4262
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4263
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4264
 *  During Sx to S0 transitions on non-managed devices or managed devices
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4265
 *  on which PHY resets are not blocked, if the PHY registers cannot be
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4266
 *  accessed properly by the s/w toggle the LANPHYPC value to power cycle
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4267
 *  the PHY.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4268
 *  On i217, setup Intel Rapid Start Technology.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4269
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4270
void e1000_resume_workarounds_pchlan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4271
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4272
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4273
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4274
	if (hw->mac.type < e1000_pch2lan)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4275
		return;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4276
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4277
	ret_val = e1000_init_phy_workarounds_pchlan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4278
	if (ret_val) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4279
		e_dbg("Failed to init PHY flow ret_val=%d\n", ret_val);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4280
		return;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4281
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4282
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4283
	/* For i217 Intel Rapid Start Technology support when the system
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4284
	 * is transitioning from Sx and no manageability engine is present
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4285
	 * configure SMBus to restore on reset, disable proxy, and enable
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4286
	 * the reset on MTA (Multicast table array).
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4287
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4288
	if (hw->phy.type == e1000_phy_i217) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4289
		u16 phy_reg;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4290
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4291
		ret_val = hw->phy.ops.acquire(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4292
		if (ret_val) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4293
			e_dbg("Failed to setup iRST\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4294
			return;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4295
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4296
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4297
		if (!(er32(FWSM) & E1000_ICH_FWSM_FW_VALID)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4298
			/* Restore clear on SMB if no manageability engine
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4299
			 * is present
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4300
			 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4301
			ret_val = e1e_rphy_locked(hw, I217_MEMPWR, &phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4302
			if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4303
				goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4304
			phy_reg |= I217_MEMPWR_DISABLE_SMB_RELEASE;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4305
			e1e_wphy_locked(hw, I217_MEMPWR, phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4306
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4307
			/* Disable Proxy */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4308
			e1e_wphy_locked(hw, I217_PROXY_CTRL, 0);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4309
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4310
		/* Enable reset on MTA */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4311
		ret_val = e1e_rphy_locked(hw, I217_CGFREG, &phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4312
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4313
			goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4314
		phy_reg &= ~I217_CGFREG_ENABLE_MTA_RESET;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4315
		e1e_wphy_locked(hw, I217_CGFREG, phy_reg);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4316
release:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4317
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4318
			e_dbg("Error %d in resume workarounds\n", ret_val);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4319
		hw->phy.ops.release(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4320
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4321
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4322
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4323
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4324
 *  e1000_cleanup_led_ich8lan - Restore the default LED operation
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4325
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4326
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4327
 *  Return the LED back to the default configuration.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4328
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4329
static s32 e1000_cleanup_led_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4330
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4331
	if (hw->phy.type == e1000_phy_ife)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4332
		return e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED, 0);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4333
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4334
	ew32(LEDCTL, hw->mac.ledctl_default);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4335
	return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4336
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4337
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4338
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4339
 *  e1000_led_on_ich8lan - Turn LEDs on
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4340
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4341
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4342
 *  Turn on the LEDs.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4343
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4344
static s32 e1000_led_on_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4345
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4346
	if (hw->phy.type == e1000_phy_ife)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4347
		return e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4348
				(IFE_PSCL_PROBE_MODE | IFE_PSCL_PROBE_LEDS_ON));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4349
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4350
	ew32(LEDCTL, hw->mac.ledctl_mode2);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4351
	return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4352
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4353
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4354
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4355
 *  e1000_led_off_ich8lan - Turn LEDs off
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4356
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4357
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4358
 *  Turn off the LEDs.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4359
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4360
static s32 e1000_led_off_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4361
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4362
	if (hw->phy.type == e1000_phy_ife)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4363
		return e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4364
				(IFE_PSCL_PROBE_MODE |
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4365
				 IFE_PSCL_PROBE_LEDS_OFF));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4366
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4367
	ew32(LEDCTL, hw->mac.ledctl_mode1);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4368
	return 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4369
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4370
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4371
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4372
 *  e1000_setup_led_pchlan - Configures SW controllable LED
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4373
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4374
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4375
 *  This prepares the SW controllable LED for use.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4376
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4377
static s32 e1000_setup_led_pchlan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4378
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4379
	return e1e_wphy(hw, HV_LED_CONFIG, (u16)hw->mac.ledctl_mode1);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4380
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4381
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4382
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4383
 *  e1000_cleanup_led_pchlan - Restore the default LED operation
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4384
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4385
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4386
 *  Return the LED back to the default configuration.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4387
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4388
static s32 e1000_cleanup_led_pchlan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4389
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4390
	return e1e_wphy(hw, HV_LED_CONFIG, (u16)hw->mac.ledctl_default);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4391
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4392
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4393
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4394
 *  e1000_led_on_pchlan - Turn LEDs on
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4395
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4396
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4397
 *  Turn on the LEDs.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4398
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4399
static s32 e1000_led_on_pchlan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4400
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4401
	u16 data = (u16)hw->mac.ledctl_mode2;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4402
	u32 i, led;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4403
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4404
	/* If no link, then turn LED on by setting the invert bit
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4405
	 * for each LED that's mode is "link_up" in ledctl_mode2.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4406
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4407
	if (!(er32(STATUS) & E1000_STATUS_LU)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4408
		for (i = 0; i < 3; i++) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4409
			led = (data >> (i * 5)) & E1000_PHY_LED0_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4410
			if ((led & E1000_PHY_LED0_MODE_MASK) !=
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4411
			    E1000_LEDCTL_MODE_LINK_UP)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4412
				continue;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4413
			if (led & E1000_PHY_LED0_IVRT)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4414
				data &= ~(E1000_PHY_LED0_IVRT << (i * 5));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4415
			else
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4416
				data |= (E1000_PHY_LED0_IVRT << (i * 5));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4417
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4418
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4419
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4420
	return e1e_wphy(hw, HV_LED_CONFIG, data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4421
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4422
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4423
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4424
 *  e1000_led_off_pchlan - Turn LEDs off
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4425
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4426
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4427
 *  Turn off the LEDs.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4428
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4429
static s32 e1000_led_off_pchlan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4430
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4431
	u16 data = (u16)hw->mac.ledctl_mode1;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4432
	u32 i, led;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4433
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4434
	/* If no link, then turn LED off by clearing the invert bit
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4435
	 * for each LED that's mode is "link_up" in ledctl_mode1.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4436
	 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4437
	if (!(er32(STATUS) & E1000_STATUS_LU)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4438
		for (i = 0; i < 3; i++) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4439
			led = (data >> (i * 5)) & E1000_PHY_LED0_MASK;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4440
			if ((led & E1000_PHY_LED0_MODE_MASK) !=
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4441
			    E1000_LEDCTL_MODE_LINK_UP)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4442
				continue;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4443
			if (led & E1000_PHY_LED0_IVRT)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4444
				data &= ~(E1000_PHY_LED0_IVRT << (i * 5));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4445
			else
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4446
				data |= (E1000_PHY_LED0_IVRT << (i * 5));
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4447
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4448
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4449
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4450
	return e1e_wphy(hw, HV_LED_CONFIG, data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4451
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4452
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4453
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4454
 *  e1000_get_cfg_done_ich8lan - Read config done bit after Full or PHY reset
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4455
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4456
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4457
 *  Read appropriate register for the config done bit for completion status
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4458
 *  and configure the PHY through s/w for EEPROM-less parts.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4459
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4460
 *  NOTE: some silicon which is EEPROM-less will fail trying to read the
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4461
 *  config done bit, so only an error is logged and continues.  If we were
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4462
 *  to return with error, EEPROM-less silicon would not be able to be reset
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4463
 *  or change link.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4464
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4465
static s32 e1000_get_cfg_done_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4466
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4467
	s32 ret_val = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4468
	u32 bank = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4469
	u32 status;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4470
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4471
	e1000e_get_cfg_done_generic(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4472
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4473
	/* Wait for indication from h/w that it has completed basic config */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4474
	if (hw->mac.type >= e1000_ich10lan) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4475
		e1000_lan_init_done_ich8lan(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4476
	} else {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4477
		ret_val = e1000e_get_auto_rd_done(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4478
		if (ret_val) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4479
			/* When auto config read does not complete, do not
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4480
			 * return with an error. This can happen in situations
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4481
			 * where there is no eeprom and prevents getting link.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4482
			 */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4483
			e_dbg("Auto Read Done did not complete\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4484
			ret_val = 0;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4485
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4486
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4487
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4488
	/* Clear PHY Reset Asserted bit */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4489
	status = er32(STATUS);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4490
	if (status & E1000_STATUS_PHYRA)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4491
		ew32(STATUS, status & ~E1000_STATUS_PHYRA);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4492
	else
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4493
		e_dbg("PHY Reset Asserted not set - needs delay\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4494
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4495
	/* If EEPROM is not marked present, init the IGP 3 PHY manually */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4496
	if (hw->mac.type <= e1000_ich9lan) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4497
		if (!(er32(EECD) & E1000_EECD_PRES) &&
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4498
		    (hw->phy.type == e1000_phy_igp_3)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4499
			e1000e_phy_init_script_igp3(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4500
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4501
	} else {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4502
		if (e1000_valid_nvm_bank_detect_ich8lan(hw, &bank)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4503
			/* Maybe we should do a basic PHY config */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4504
			e_dbg("EEPROM not present\n");
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4505
			ret_val = -E1000_ERR_CONFIG;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4506
		}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4507
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4508
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4509
	return ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4510
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4511
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4512
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4513
 * e1000_power_down_phy_copper_ich8lan - Remove link during PHY power down
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4514
 * @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4515
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4516
 * In the case of a PHY power down to save power, or to turn off link during a
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4517
 * driver unload, or wake on lan is not enabled, remove the link.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4518
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4519
static void e1000_power_down_phy_copper_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4520
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4521
	/* If the management interface is not enabled, then power down */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4522
	if (!(hw->mac.ops.check_mng_mode(hw) ||
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4523
	      hw->phy.ops.check_reset_block(hw)))
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4524
		e1000_power_down_phy_copper(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4525
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4526
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4527
/**
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4528
 *  e1000_clear_hw_cntrs_ich8lan - Clear statistical counters
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4529
 *  @hw: pointer to the HW structure
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4530
 *
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4531
 *  Clears hardware counters specific to the silicon family and calls
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4532
 *  clear_hw_cntrs_generic to clear all general purpose counters.
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4533
 **/
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4534
static void e1000_clear_hw_cntrs_ich8lan(struct e1000_hw *hw)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4535
{
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4536
	u16 phy_data;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4537
	s32 ret_val;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4538
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4539
	e1000e_clear_hw_cntrs_base(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4540
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4541
	er32(ALGNERRC);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4542
	er32(RXERRC);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4543
	er32(TNCRS);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4544
	er32(CEXTERR);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4545
	er32(TSCTC);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4546
	er32(TSCTFC);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4547
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4548
	er32(MGTPRC);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4549
	er32(MGTPDC);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4550
	er32(MGTPTC);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4551
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4552
	er32(IAC);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4553
	er32(ICRXOC);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4554
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4555
	/* Clear PHY statistics registers */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4556
	if ((hw->phy.type == e1000_phy_82578) ||
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4557
	    (hw->phy.type == e1000_phy_82579) ||
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4558
	    (hw->phy.type == e1000_phy_i217) ||
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4559
	    (hw->phy.type == e1000_phy_82577)) {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4560
		ret_val = hw->phy.ops.acquire(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4561
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4562
			return;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4563
		ret_val = hw->phy.ops.set_page(hw,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4564
					       HV_STATS_PAGE << IGP_PAGE_SHIFT);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4565
		if (ret_val)
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4566
			goto release;
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4567
		hw->phy.ops.read_reg_page(hw, HV_SCC_UPPER, &phy_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4568
		hw->phy.ops.read_reg_page(hw, HV_SCC_LOWER, &phy_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4569
		hw->phy.ops.read_reg_page(hw, HV_ECOL_UPPER, &phy_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4570
		hw->phy.ops.read_reg_page(hw, HV_ECOL_LOWER, &phy_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4571
		hw->phy.ops.read_reg_page(hw, HV_MCC_UPPER, &phy_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4572
		hw->phy.ops.read_reg_page(hw, HV_MCC_LOWER, &phy_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4573
		hw->phy.ops.read_reg_page(hw, HV_LATECOL_UPPER, &phy_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4574
		hw->phy.ops.read_reg_page(hw, HV_LATECOL_LOWER, &phy_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4575
		hw->phy.ops.read_reg_page(hw, HV_COLC_UPPER, &phy_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4576
		hw->phy.ops.read_reg_page(hw, HV_COLC_LOWER, &phy_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4577
		hw->phy.ops.read_reg_page(hw, HV_DC_UPPER, &phy_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4578
		hw->phy.ops.read_reg_page(hw, HV_DC_LOWER, &phy_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4579
		hw->phy.ops.read_reg_page(hw, HV_TNCRS_UPPER, &phy_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4580
		hw->phy.ops.read_reg_page(hw, HV_TNCRS_LOWER, &phy_data);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4581
release:
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4582
		hw->phy.ops.release(hw);
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4583
	}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4584
}
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4585
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4586
static const struct e1000_mac_operations ich8_mac_ops = {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4587
	/* check_mng_mode dependent on mac type */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4588
	.check_for_link		= e1000_check_for_copper_link_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4589
	/* cleanup_led dependent on mac type */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4590
	.clear_hw_cntrs		= e1000_clear_hw_cntrs_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4591
	.get_bus_info		= e1000_get_bus_info_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4592
	.set_lan_id		= e1000_set_lan_id_single_port,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4593
	.get_link_up_info	= e1000_get_link_up_info_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4594
	/* led_on dependent on mac type */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4595
	/* led_off dependent on mac type */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4596
	.update_mc_addr_list	= e1000e_update_mc_addr_list_generic,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4597
	.reset_hw		= e1000_reset_hw_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4598
	.init_hw		= e1000_init_hw_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4599
	.setup_link		= e1000_setup_link_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4600
	.setup_physical_interface = e1000_setup_copper_link_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4601
	/* id_led_init dependent on mac type */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4602
	.config_collision_dist	= e1000e_config_collision_dist_generic,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4603
	.rar_set		= e1000e_rar_set_generic,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4604
};
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4605
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4606
static const struct e1000_phy_operations ich8_phy_ops = {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4607
	.acquire		= e1000_acquire_swflag_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4608
	.check_reset_block	= e1000_check_reset_block_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4609
	.commit			= NULL,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4610
	.get_cfg_done		= e1000_get_cfg_done_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4611
	.get_cable_length	= e1000e_get_cable_length_igp_2,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4612
	.read_reg		= e1000e_read_phy_reg_igp,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4613
	.release		= e1000_release_swflag_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4614
	.reset			= e1000_phy_hw_reset_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4615
	.set_d0_lplu_state	= e1000_set_d0_lplu_state_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4616
	.set_d3_lplu_state	= e1000_set_d3_lplu_state_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4617
	.write_reg		= e1000e_write_phy_reg_igp,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4618
};
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4619
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4620
static const struct e1000_nvm_operations ich8_nvm_ops = {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4621
	.acquire		= e1000_acquire_nvm_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4622
	.read			= e1000_read_nvm_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4623
	.release		= e1000_release_nvm_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4624
	.reload			= e1000e_reload_nvm_generic,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4625
	.update			= e1000_update_nvm_checksum_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4626
	.valid_led_default	= e1000_valid_led_default_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4627
	.validate		= e1000_validate_nvm_checksum_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4628
	.write			= e1000_write_nvm_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4629
};
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4630
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4631
const struct e1000_info e1000_ich8_info = {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4632
	.mac			= e1000_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4633
	.flags			= FLAG_HAS_WOL
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4634
				  | FLAG_IS_ICH
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4635
				  | FLAG_HAS_CTRLEXT_ON_LOAD
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4636
				  | FLAG_HAS_AMT
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4637
				  | FLAG_HAS_FLASH
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4638
				  | FLAG_APME_IN_WUC,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4639
	.pba			= 8,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4640
	.max_hw_frame_size	= ETH_FRAME_LEN + ETH_FCS_LEN,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4641
	.get_variants		= e1000_get_variants_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4642
	.mac_ops		= &ich8_mac_ops,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4643
	.phy_ops		= &ich8_phy_ops,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4644
	.nvm_ops		= &ich8_nvm_ops,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4645
};
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4646
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4647
const struct e1000_info e1000_ich9_info = {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4648
	.mac			= e1000_ich9lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4649
	.flags			= FLAG_HAS_JUMBO_FRAMES
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4650
				  | FLAG_IS_ICH
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4651
				  | FLAG_HAS_WOL
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4652
				  | FLAG_HAS_CTRLEXT_ON_LOAD
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4653
				  | FLAG_HAS_AMT
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4654
				  | FLAG_HAS_FLASH
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4655
				  | FLAG_APME_IN_WUC,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4656
	.pba			= 18,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4657
	.max_hw_frame_size	= DEFAULT_JUMBO,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4658
	.get_variants		= e1000_get_variants_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4659
	.mac_ops		= &ich8_mac_ops,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4660
	.phy_ops		= &ich8_phy_ops,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4661
	.nvm_ops		= &ich8_nvm_ops,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4662
};
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4663
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4664
const struct e1000_info e1000_ich10_info = {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4665
	.mac			= e1000_ich10lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4666
	.flags			= FLAG_HAS_JUMBO_FRAMES
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4667
				  | FLAG_IS_ICH
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4668
				  | FLAG_HAS_WOL
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4669
				  | FLAG_HAS_CTRLEXT_ON_LOAD
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4670
				  | FLAG_HAS_AMT
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4671
				  | FLAG_HAS_FLASH
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4672
				  | FLAG_APME_IN_WUC,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4673
	.pba			= 18,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4674
	.max_hw_frame_size	= DEFAULT_JUMBO,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4675
	.get_variants		= e1000_get_variants_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4676
	.mac_ops		= &ich8_mac_ops,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4677
	.phy_ops		= &ich8_phy_ops,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4678
	.nvm_ops		= &ich8_nvm_ops,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4679
};
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4680
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4681
const struct e1000_info e1000_pch_info = {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4682
	.mac			= e1000_pchlan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4683
	.flags			= FLAG_IS_ICH
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4684
				  | FLAG_HAS_WOL
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4685
				  | FLAG_HAS_CTRLEXT_ON_LOAD
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4686
				  | FLAG_HAS_AMT
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4687
				  | FLAG_HAS_FLASH
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4688
				  | FLAG_HAS_JUMBO_FRAMES
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4689
				  | FLAG_DISABLE_FC_PAUSE_TIME /* errata */
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4690
				  | FLAG_APME_IN_WUC,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4691
	.flags2			= FLAG2_HAS_PHY_STATS,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4692
	.pba			= 26,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4693
	.max_hw_frame_size	= 4096,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4694
	.get_variants		= e1000_get_variants_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4695
	.mac_ops		= &ich8_mac_ops,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4696
	.phy_ops		= &ich8_phy_ops,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4697
	.nvm_ops		= &ich8_nvm_ops,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4698
};
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4699
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4700
const struct e1000_info e1000_pch2_info = {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4701
	.mac			= e1000_pch2lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4702
	.flags			= FLAG_IS_ICH
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4703
				  | FLAG_HAS_WOL
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4704
				  | FLAG_HAS_HW_TIMESTAMP
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4705
				  | FLAG_HAS_CTRLEXT_ON_LOAD
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4706
				  | FLAG_HAS_AMT
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4707
				  | FLAG_HAS_FLASH
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4708
				  | FLAG_HAS_JUMBO_FRAMES
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4709
				  | FLAG_APME_IN_WUC,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4710
	.flags2			= FLAG2_HAS_PHY_STATS
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4711
				  | FLAG2_HAS_EEE,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4712
	.pba			= 26,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4713
	.max_hw_frame_size	= 9018,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4714
	.get_variants		= e1000_get_variants_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4715
	.mac_ops		= &ich8_mac_ops,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4716
	.phy_ops		= &ich8_phy_ops,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4717
	.nvm_ops		= &ich8_nvm_ops,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4718
};
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4719
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4720
const struct e1000_info e1000_pch_lpt_info = {
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4721
	.mac			= e1000_pch_lpt,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4722
	.flags			= FLAG_IS_ICH
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4723
				  | FLAG_HAS_WOL
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4724
				  | FLAG_HAS_HW_TIMESTAMP
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4725
				  | FLAG_HAS_CTRLEXT_ON_LOAD
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4726
				  | FLAG_HAS_AMT
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4727
				  | FLAG_HAS_FLASH
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4728
				  | FLAG_HAS_JUMBO_FRAMES
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4729
				  | FLAG_APME_IN_WUC,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4730
	.flags2			= FLAG2_HAS_PHY_STATS
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4731
				  | FLAG2_HAS_EEE,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4732
	.pba			= 26,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4733
	.max_hw_frame_size	= 9018,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4734
	.get_variants		= e1000_get_variants_ich8lan,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4735
	.mac_ops		= &ich8_mac_ops,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4736
	.phy_ops		= &ich8_phy_ops,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4737
	.nvm_ops		= &ich8_nvm_ops,
26480934a057 Added all drivers for kernel 3.10.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4738
};