devices/e1000e/ich8lan-3.14-orig.c
author Florian Pose <fp@igh-essen.com>
Fri, 03 Mar 2017 16:49:13 +0100
branchstable-1.5
changeset 2673 459758a800b3
parent 2587 afd76ee3aa87
permissions -rw-r--r--
Optionally output CRC diagnosis information in graph.
2587
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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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   136
static void e1000_lan_init_done_ich8lan(struct e1000_hw *hw);
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   137
static s32 e1000_k1_gig_workaround_hv(struct e1000_hw *hw, bool link);
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diff changeset
   138
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);
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parents:
diff changeset
   142
static void e1000_rar_set_pch_lpt(struct e1000_hw *hw, u8 *addr, u32 index);
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parents:
diff changeset
   143
static s32 e1000_k1_workaround_lv(struct e1000_hw *hw);
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parents:
diff changeset
   144
static void e1000_gate_hw_phy_config_ich8lan(struct e1000_hw *hw, bool gate);
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diff changeset
   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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diff changeset
   150
}
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parents:
diff changeset
   151
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diff changeset
   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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parents:
diff changeset
   155
}
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parents:
diff changeset
   156
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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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diff changeset
   159
	writew(val, hw->flash_address + reg);
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parents:
diff changeset
   160
}
afd76ee3aa87 Added all drivers for kernel 3.14.
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parents:
diff changeset
   161
afd76ee3aa87 Added all drivers for kernel 3.14.
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parents:
diff changeset
   162
static inline void __ew32flash(struct e1000_hw *hw, unsigned long reg, u32 val)
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parents:
diff changeset
   163
{
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parents:
diff changeset
   164
	writel(val, hw->flash_address + reg);
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parents:
diff changeset
   165
}
afd76ee3aa87 Added all drivers for kernel 3.14.
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parents:
diff changeset
   166
afd76ee3aa87 Added all drivers for kernel 3.14.
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parents:
diff changeset
   167
#define er16flash(reg)		__er16flash(hw, (reg))
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parents:
diff changeset
   168
#define er32flash(reg)		__er32flash(hw, (reg))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   169
#define ew16flash(reg, val)	__ew16flash(hw, (reg), (val))
afd76ee3aa87 Added all drivers for kernel 3.14.
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parents:
diff changeset
   170
#define ew32flash(reg, val)	__ew32flash(hw, (reg), (val))
afd76ee3aa87 Added all drivers for kernel 3.14.
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parents:
diff changeset
   171
afd76ee3aa87 Added all drivers for kernel 3.14.
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parents:
diff changeset
   172
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
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parents:
diff changeset
   173
 *  e1000_phy_is_accessible_pchlan - Check if able to access PHY registers
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   174
 *  @hw: pointer to the HW structure
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Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   175
 *
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Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   176
 *  Test access to the PHY registers by reading the PHY ID registers.  If
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   177
 *  the PHY ID is already known (e.g. resume path) compare it with known ID,
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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
 *
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diff changeset
   180
 *  Assumes the sw/fw/hw semaphore is already acquired.
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parents:
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
{
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diff changeset
   184
	u16 phy_reg = 0;
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diff changeset
   185
	u32 phy_id = 0;
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parents:
diff changeset
   186
	s32 ret_val;
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parents:
diff changeset
   187
	u16 retry_count;
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parents:
diff changeset
   188
	u32 mac_reg = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
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parents:
diff changeset
   189
afd76ee3aa87 Added all drivers for kernel 3.14.
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parents:
diff changeset
   190
	for (retry_count = 0; retry_count < 2; retry_count++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   191
		ret_val = e1e_rphy_locked(hw, MII_PHYSID1, &phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   192
		if (ret_val || (phy_reg == 0xFFFF))
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Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   193
			continue;
afd76ee3aa87 Added all drivers for kernel 3.14.
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parents:
diff changeset
   194
		phy_id = (u32)(phy_reg << 16);
afd76ee3aa87 Added all drivers for kernel 3.14.
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parents:
diff changeset
   195
afd76ee3aa87 Added all drivers for kernel 3.14.
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diff changeset
   196
		ret_val = e1e_rphy_locked(hw, MII_PHYSID2, &phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   197
		if (ret_val || (phy_reg == 0xFFFF)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
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parents:
diff changeset
   198
			phy_id = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
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parents:
diff changeset
   199
			continue;
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parents:
diff changeset
   200
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
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parents:
diff changeset
   201
		phy_id |= (u32)(phy_reg & PHY_REVISION_MASK);
afd76ee3aa87 Added all drivers for kernel 3.14.
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parents:
diff changeset
   202
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   203
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   204
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   205
	if (hw->phy.id) {
afd76ee3aa87 Added all drivers for kernel 3.14.
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parents:
diff changeset
   206
		if (hw->phy.id == phy_id)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   207
			goto out;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   208
	} else if (phy_id) {
afd76ee3aa87 Added all drivers for kernel 3.14.
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parents:
diff changeset
   209
		hw->phy.id = phy_id;
afd76ee3aa87 Added all drivers for kernel 3.14.
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parents:
diff changeset
   210
		hw->phy.revision = (u32)(phy_reg & ~PHY_REVISION_MASK);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   211
		goto out;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   212
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   213
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   214
	/* In case the PHY needs to be in mdio slow mode,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   215
	 * set slow mode and try to get the PHY id again.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   216
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   217
	hw->phy.ops.release(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   218
	ret_val = e1000_set_mdio_slow_mode_hv(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   219
	if (!ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   220
		ret_val = e1000e_get_phy_id(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   221
	hw->phy.ops.acquire(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   222
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   223
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   224
		return false;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   225
out:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   226
	if (hw->mac.type == e1000_pch_lpt) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   227
		/* Unforce SMBus mode in PHY */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   228
		e1e_rphy_locked(hw, CV_SMB_CTRL, &phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   229
		phy_reg &= ~CV_SMB_CTRL_FORCE_SMBUS;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   230
		e1e_wphy_locked(hw, CV_SMB_CTRL, phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   231
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   232
		/* Unforce SMBus mode in MAC */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   233
		mac_reg = er32(CTRL_EXT);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   234
		mac_reg &= ~E1000_CTRL_EXT_FORCE_SMBUS;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   235
		ew32(CTRL_EXT, mac_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   236
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   237
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   238
	return true;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   239
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   240
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   241
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   242
 *  e1000_init_phy_workarounds_pchlan - PHY initialization workarounds
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   243
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   244
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   245
 *  Workarounds/flow necessary for PHY initialization during driver load
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   246
 *  and resume paths.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   247
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   248
static s32 e1000_init_phy_workarounds_pchlan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   249
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   250
	u32 mac_reg, fwsm = er32(FWSM);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   251
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   252
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   253
	/* Gate automatic PHY configuration by hardware on managed and
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   254
	 * non-managed 82579 and newer adapters.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   255
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   256
	e1000_gate_hw_phy_config_ich8lan(hw, true);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   257
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   258
	ret_val = hw->phy.ops.acquire(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   259
	if (ret_val) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   260
		e_dbg("Failed to initialize PHY flow\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   261
		goto out;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   262
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   263
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   264
	/* The MAC-PHY interconnect may be in SMBus mode.  If the PHY is
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   265
	 * inaccessible and resetting the PHY is not blocked, toggle the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   266
	 * LANPHYPC Value bit to force the interconnect to PCIe mode.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   267
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   268
	switch (hw->mac.type) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   269
	case e1000_pch_lpt:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   270
		if (e1000_phy_is_accessible_pchlan(hw))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   271
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   272
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   273
		/* Before toggling LANPHYPC, see if PHY is accessible by
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   274
		 * forcing MAC to SMBus mode first.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   275
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   276
		mac_reg = er32(CTRL_EXT);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   277
		mac_reg |= E1000_CTRL_EXT_FORCE_SMBUS;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   278
		ew32(CTRL_EXT, mac_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   279
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   280
		/* Wait 50 milliseconds for MAC to finish any retries
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   281
		 * that it might be trying to perform from previous
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   282
		 * attempts to acknowledge any phy read requests.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   283
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   284
		msleep(50);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   285
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   286
		/* fall-through */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   287
	case e1000_pch2lan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   288
		if (e1000_phy_is_accessible_pchlan(hw))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   289
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   290
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   291
		/* fall-through */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   292
	case e1000_pchlan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   293
		if ((hw->mac.type == e1000_pchlan) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   294
		    (fwsm & E1000_ICH_FWSM_FW_VALID))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   295
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   296
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   297
		if (hw->phy.ops.check_reset_block(hw)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   298
			e_dbg("Required LANPHYPC toggle blocked by ME\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   299
			ret_val = -E1000_ERR_PHY;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   300
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   301
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   302
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   303
		e_dbg("Toggling LANPHYPC\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   304
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   305
		/* Set Phy Config Counter to 50msec */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   306
		mac_reg = er32(FEXTNVM3);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   307
		mac_reg &= ~E1000_FEXTNVM3_PHY_CFG_COUNTER_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   308
		mac_reg |= E1000_FEXTNVM3_PHY_CFG_COUNTER_50MSEC;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   309
		ew32(FEXTNVM3, mac_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   310
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   311
		/* Toggle LANPHYPC Value bit */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   312
		mac_reg = er32(CTRL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   313
		mac_reg |= E1000_CTRL_LANPHYPC_OVERRIDE;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   314
		mac_reg &= ~E1000_CTRL_LANPHYPC_VALUE;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   315
		ew32(CTRL, mac_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   316
		e1e_flush();
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   317
		usleep_range(10, 20);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   318
		mac_reg &= ~E1000_CTRL_LANPHYPC_OVERRIDE;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   319
		ew32(CTRL, mac_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   320
		e1e_flush();
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   321
		if (hw->mac.type < e1000_pch_lpt) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   322
			msleep(50);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   323
		} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   324
			u16 count = 20;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   325
			do {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   326
				usleep_range(5000, 10000);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   327
			} while (!(er32(CTRL_EXT) &
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   328
				   E1000_CTRL_EXT_LPCD) && count--);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
			usleep_range(30000, 60000);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
			if (e1000_phy_is_accessible_pchlan(hw))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
				break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
			/* Toggling LANPHYPC brings the PHY out of SMBus mode
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
			 * so ensure that the MAC is also out of SMBus mode
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
			 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
			mac_reg = er32(CTRL_EXT);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
			mac_reg &= ~E1000_CTRL_EXT_FORCE_SMBUS;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
			ew32(CTRL_EXT, mac_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
			if (e1000_phy_is_accessible_pchlan(hw))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
				break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
			ret_val = -E1000_ERR_PHY;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
	default:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
	hw->phy.ops.release(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
	if (!ret_val) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
		/* Reset the PHY before any access to it.  Doing so, ensures
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
		 * that the PHY is in a known good state before we read/write
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
		 * PHY registers.  The generic reset is sufficient here,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
		 * because we haven't determined the PHY type yet.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
		ret_val = e1000e_phy_hw_reset_generic(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
out:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
	/* Ungate automatic PHY configuration on non-managed 82579 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
	if ((hw->mac.type == e1000_pch2lan) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
	    !(fwsm & E1000_ICH_FWSM_FW_VALID)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
		usleep_range(10000, 20000);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
		e1000_gate_hw_phy_config_ich8lan(hw, false);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
 *  e1000_init_phy_params_pchlan - Initialize PHY function pointers
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
 *  Initialize family-specific PHY parameters and function pointers.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
static s32 e1000_init_phy_params_pchlan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
	struct e1000_phy_info *phy = &hw->phy;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
	phy->addr = 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
	phy->reset_delay_us = 100;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
	phy->ops.set_page = e1000_set_page_igp;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
	phy->ops.read_reg = e1000_read_phy_reg_hv;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
	phy->ops.read_reg_locked = e1000_read_phy_reg_hv_locked;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
	phy->ops.read_reg_page = e1000_read_phy_reg_page_hv;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
	phy->ops.set_d0_lplu_state = e1000_set_lplu_state_pchlan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
	phy->ops.set_d3_lplu_state = e1000_set_lplu_state_pchlan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
	phy->ops.write_reg = e1000_write_phy_reg_hv;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
	phy->ops.write_reg_locked = e1000_write_phy_reg_hv_locked;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
	phy->ops.write_reg_page = e1000_write_phy_reg_page_hv;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
	phy->ops.power_up = e1000_power_up_phy_copper;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
	phy->ops.power_down = e1000_power_down_phy_copper_ich8lan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
	phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
	phy->id = e1000_phy_unknown;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
	ret_val = e1000_init_phy_workarounds_pchlan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
	if (phy->id == e1000_phy_unknown)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
		switch (hw->mac.type) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
		default:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
			ret_val = e1000e_get_phy_id(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
				return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
			if ((phy->id != 0) && (phy->id != PHY_REVISION_MASK))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
				break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
			/* fall-through */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
		case e1000_pch2lan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
		case e1000_pch_lpt:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
			/* In case the PHY needs to be in mdio slow mode,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
			 * set slow mode and try to get the PHY id again.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
			 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
			ret_val = e1000_set_mdio_slow_mode_hv(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
				return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
			ret_val = e1000e_get_phy_id(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
				return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
	phy->type = e1000e_get_phy_type_from_id(phy->id);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
	switch (phy->type) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
	case e1000_phy_82577:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
	case e1000_phy_82579:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
	case e1000_phy_i217:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
		phy->ops.check_polarity = e1000_check_polarity_82577;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
		phy->ops.force_speed_duplex =
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
		    e1000_phy_force_speed_duplex_82577;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
		phy->ops.get_cable_length = e1000_get_cable_length_82577;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
		phy->ops.get_info = e1000_get_phy_info_82577;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
		phy->ops.commit = e1000e_phy_sw_reset;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
	case e1000_phy_82578:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
		phy->ops.check_polarity = e1000_check_polarity_m88;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
		phy->ops.force_speed_duplex = e1000e_phy_force_speed_duplex_m88;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
		phy->ops.get_cable_length = e1000e_get_cable_length_m88;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
		phy->ops.get_info = e1000e_get_phy_info_m88;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
	default:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
		ret_val = -E1000_ERR_PHY;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
 *  e1000_init_phy_params_ich8lan - Initialize PHY function pointers
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
 *  Initialize family-specific PHY parameters and function pointers.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
static s32 e1000_init_phy_params_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
	struct e1000_phy_info *phy = &hw->phy;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
	u16 i = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
	phy->addr = 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
	phy->reset_delay_us = 100;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
	phy->ops.power_up = e1000_power_up_phy_copper;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
	phy->ops.power_down = e1000_power_down_phy_copper_ich8lan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
	/* We may need to do this twice - once for IGP and if that fails,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
	 * we'll set BM func pointers and try again
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
	ret_val = e1000e_determine_phy_address(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
	if (ret_val) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
		phy->ops.write_reg = e1000e_write_phy_reg_bm;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
		phy->ops.read_reg = e1000e_read_phy_reg_bm;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
		ret_val = e1000e_determine_phy_address(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
		if (ret_val) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
			e_dbg("Cannot determine PHY addr. Erroring out\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
	phy->id = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
	while ((e1000_phy_unknown == e1000e_get_phy_type_from_id(phy->id)) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
	       (i++ < 100)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
		usleep_range(1000, 2000);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
		ret_val = e1000e_get_phy_id(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
	/* Verify phy id */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
	switch (phy->id) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
	case IGP03E1000_E_PHY_ID:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
		phy->type = e1000_phy_igp_3;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
		phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
		phy->ops.read_reg_locked = e1000e_read_phy_reg_igp_locked;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
		phy->ops.write_reg_locked = e1000e_write_phy_reg_igp_locked;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
		phy->ops.get_info = e1000e_get_phy_info_igp;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
		phy->ops.check_polarity = e1000_check_polarity_igp;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
		phy->ops.force_speed_duplex = e1000e_phy_force_speed_duplex_igp;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
	case IFE_E_PHY_ID:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
	case IFE_PLUS_E_PHY_ID:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
	case IFE_C_E_PHY_ID:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
		phy->type = e1000_phy_ife;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
		phy->autoneg_mask = E1000_ALL_NOT_GIG;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
		phy->ops.get_info = e1000_get_phy_info_ife;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
		phy->ops.check_polarity = e1000_check_polarity_ife;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
		phy->ops.force_speed_duplex = e1000_phy_force_speed_duplex_ife;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
	case BME1000_E_PHY_ID:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
		phy->type = e1000_phy_bm;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
		phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
		phy->ops.read_reg = e1000e_read_phy_reg_bm;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
		phy->ops.write_reg = e1000e_write_phy_reg_bm;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
		phy->ops.commit = e1000e_phy_sw_reset;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
		phy->ops.get_info = e1000e_get_phy_info_m88;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
		phy->ops.check_polarity = e1000_check_polarity_m88;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
		phy->ops.force_speed_duplex = e1000e_phy_force_speed_duplex_m88;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
	default:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
		return -E1000_ERR_PHY;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
 *  e1000_init_nvm_params_ich8lan - Initialize NVM function pointers
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   536
 *  Initialize family-specific NVM parameters and function
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   537
 *  pointers.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
static s32 e1000_init_nvm_params_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   540
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   541
	struct e1000_nvm_info *nvm = &hw->nvm;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   542
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   543
	u32 gfpreg, sector_base_addr, sector_end_addr;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   544
	u16 i;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   545
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   546
	/* Can't read flash registers if the register set isn't mapped. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   547
	if (!hw->flash_address) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   548
		e_dbg("ERROR: Flash registers not mapped\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   549
		return -E1000_ERR_CONFIG;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   550
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   551
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   552
	nvm->type = e1000_nvm_flash_sw;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
	gfpreg = er32flash(ICH_FLASH_GFPREG);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
	/* sector_X_addr is a "sector"-aligned address (4096 bytes)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
	 * Add 1 to sector_end_addr since this sector is included in
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
	 * the overall size.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
	sector_base_addr = gfpreg & FLASH_GFPREG_BASE_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
	sector_end_addr = ((gfpreg >> 16) & FLASH_GFPREG_BASE_MASK) + 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
	/* flash_base_addr is byte-aligned */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
	nvm->flash_base_addr = sector_base_addr << FLASH_SECTOR_ADDR_SHIFT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
	/* find total size of the NVM, then cut in half since the total
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
	 * size represents two separate NVM banks.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
	nvm->flash_bank_size = ((sector_end_addr - sector_base_addr)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
				<< FLASH_SECTOR_ADDR_SHIFT);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
	nvm->flash_bank_size /= 2;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
	/* Adjust to word count */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
	nvm->flash_bank_size /= sizeof(u16);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
	nvm->word_size = E1000_ICH8_SHADOW_RAM_WORDS;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
	/* Clear shadow ram */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
	for (i = 0; i < nvm->word_size; i++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
		dev_spec->shadow_ram[i].modified = false;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
		dev_spec->shadow_ram[i].value = 0xFFFF;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
 *  e1000_init_mac_params_ich8lan - Initialize MAC function pointers
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
 *  Initialize family-specific MAC parameters and function
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
 *  pointers.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   593
static s32 e1000_init_mac_params_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
	struct e1000_mac_info *mac = &hw->mac;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
	/* Set media type function pointer */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
	hw->phy.media_type = e1000_media_type_copper;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
	/* Set mta register count */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
	mac->mta_reg_count = 32;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
	/* Set rar entry count */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
	mac->rar_entry_count = E1000_ICH_RAR_ENTRIES;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
	if (mac->type == e1000_ich8lan)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
		mac->rar_entry_count--;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
	/* FWSM register */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
	mac->has_fwsm = true;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
	/* ARC subsystem not supported */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
	mac->arc_subsystem_valid = false;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
	/* Adaptive IFS supported */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
	mac->adaptive_ifs = true;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
	/* LED and other operations */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
	switch (mac->type) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
	case e1000_ich8lan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
	case e1000_ich9lan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
	case e1000_ich10lan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
		/* check management mode */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
		mac->ops.check_mng_mode = e1000_check_mng_mode_ich8lan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
		/* ID LED init */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
		mac->ops.id_led_init = e1000e_id_led_init_generic;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
		/* blink LED */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
		mac->ops.blink_led = e1000e_blink_led_generic;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
		/* setup LED */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
		mac->ops.setup_led = e1000e_setup_led_generic;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
		/* cleanup LED */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
		mac->ops.cleanup_led = e1000_cleanup_led_ich8lan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
		/* turn on/off LED */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
		mac->ops.led_on = e1000_led_on_ich8lan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
		mac->ops.led_off = e1000_led_off_ich8lan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
	case e1000_pch2lan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
		mac->rar_entry_count = E1000_PCH2_RAR_ENTRIES;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
		mac->ops.rar_set = e1000_rar_set_pch2lan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
		/* fall-through */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
	case e1000_pch_lpt:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
	case e1000_pchlan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
		/* check management mode */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
		mac->ops.check_mng_mode = e1000_check_mng_mode_pchlan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
		/* ID LED init */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
		mac->ops.id_led_init = e1000_id_led_init_pchlan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   642
		/* setup LED */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
		mac->ops.setup_led = e1000_setup_led_pchlan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
		/* cleanup LED */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
		mac->ops.cleanup_led = e1000_cleanup_led_pchlan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
		/* turn on/off LED */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
		mac->ops.led_on = e1000_led_on_pchlan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
		mac->ops.led_off = e1000_led_off_pchlan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
	default:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
	if (mac->type == e1000_pch_lpt) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
		mac->rar_entry_count = E1000_PCH_LPT_RAR_ENTRIES;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
		mac->ops.rar_set = e1000_rar_set_pch_lpt;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
		mac->ops.setup_physical_interface =
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
		    e1000_setup_copper_link_pch_lpt;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
	/* Enable PCS Lock-loss workaround for ICH8 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
	if (mac->type == e1000_ich8lan)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
		e1000e_set_kmrn_lock_loss_workaround_ich8lan(hw, true);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
 *  __e1000_access_emi_reg_locked - Read/write EMI register
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
 *  @addr: EMI address to program
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   672
 *  @data: pointer to value to read/write from/to the EMI address
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
 *  @read: boolean flag to indicate read or write
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   674
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
 *  This helper function assumes the SW/FW/HW Semaphore is already acquired.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
static s32 __e1000_access_emi_reg_locked(struct e1000_hw *hw, u16 address,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
					 u16 *data, bool read)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
	ret_val = e1e_wphy_locked(hw, I82579_EMI_ADDR, address);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
	if (read)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
		ret_val = e1e_rphy_locked(hw, I82579_EMI_DATA, data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
	else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
		ret_val = e1e_wphy_locked(hw, I82579_EMI_DATA, *data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
 *  e1000_read_emi_reg_locked - Read Extended Management Interface register
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
 *  @addr: EMI address to program
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
 *  @data: value to be read from the EMI address
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
 *  Assumes the SW/FW/HW Semaphore is already acquired.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   701
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
s32 e1000_read_emi_reg_locked(struct e1000_hw *hw, u16 addr, u16 *data)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
	return __e1000_access_emi_reg_locked(hw, addr, data, true);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   708
 *  e1000_write_emi_reg_locked - Write Extended Management Interface register
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
 *  @addr: EMI address to program
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   711
 *  @data: value to be written to the EMI address
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
 *  Assumes the SW/FW/HW Semaphore is already acquired.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
s32 e1000_write_emi_reg_locked(struct e1000_hw *hw, u16 addr, u16 data)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   716
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
	return __e1000_access_emi_reg_locked(hw, addr, &data, false);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   720
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   721
 *  e1000_set_eee_pchlan - Enable/disable EEE support
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
 *  Enable/disable EEE based on setting in dev_spec structure, the duplex of
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
 *  the link and the EEE capabilities of the link partner.  The LPI Control
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
 *  register bits will remain set only if/when link is up.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
static s32 e1000_set_eee_pchlan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
	u16 lpa, pcs_status, adv, adv_addr, lpi_ctrl, data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   734
	switch (hw->phy.type) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
	case e1000_phy_82579:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
		lpa = I82579_EEE_LP_ABILITY;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
		pcs_status = I82579_EEE_PCS_STATUS;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   738
		adv_addr = I82579_EEE_ADVERTISEMENT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
	case e1000_phy_i217:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
		lpa = I217_EEE_LP_ABILITY;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   742
		pcs_status = I217_EEE_PCS_STATUS;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
		adv_addr = I217_EEE_ADVERTISEMENT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
	default:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
		return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
	ret_val = hw->phy.ops.acquire(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
	ret_val = e1e_rphy_locked(hw, I82579_LPI_CTRL, &lpi_ctrl);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
		goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   757
	/* Clear bits that enable EEE in various speeds */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
	lpi_ctrl &= ~I82579_LPI_CTRL_ENABLE_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
	/* Enable EEE if not disabled by user */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   761
	if (!dev_spec->eee_disable) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   762
		/* Save off link partner's EEE ability */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   763
		ret_val = e1000_read_emi_reg_locked(hw, lpa,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   764
						    &dev_spec->eee_lp_ability);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   765
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   766
			goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   768
		/* Read EEE advertisement */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   769
		ret_val = e1000_read_emi_reg_locked(hw, adv_addr, &adv);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
			goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
		/* Enable EEE only for speeds in which the link partner is
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
		 * EEE capable and for which we advertise EEE.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   776
		if (adv & dev_spec->eee_lp_ability & I82579_EEE_1000_SUPPORTED)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   777
			lpi_ctrl |= I82579_LPI_CTRL_1000_ENABLE;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
		if (adv & dev_spec->eee_lp_ability & I82579_EEE_100_SUPPORTED) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
			e1e_rphy_locked(hw, MII_LPA, &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
			if (data & LPA_100FULL)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
				lpi_ctrl |= I82579_LPI_CTRL_100_ENABLE;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   783
			else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
				/* EEE is not supported in 100Half, so ignore
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   785
				 * partner's EEE in 100 ability if full-duplex
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   786
				 * is not advertised.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   787
				 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
				dev_spec->eee_lp_ability &=
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
				    ~I82579_EEE_100_SUPPORTED;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   791
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   792
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
	/* R/Clr IEEE MMD 3.1 bits 11:10 - Tx/Rx LPI Received */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
	ret_val = e1000_read_emi_reg_locked(hw, pcs_status, &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   795
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   796
		goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   797
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
	ret_val = e1e_wphy_locked(hw, I82579_LPI_CTRL, lpi_ctrl);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
release:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
	hw->phy.ops.release(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
 *  e1000_k1_workaround_lpt_lp - K1 workaround on Lynxpoint-LP
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
 *  @hw:   pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   808
 *  @link: link up bool flag
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   809
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
 *  When K1 is enabled for 1Gbps, the MAC can miss 2 DMA completion indications
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
 *  preventing further DMA write requests.  Workaround the issue by disabling
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
 *  the de-assertion of the clock request when in 1Gpbs mode.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
 *  Also, set appropriate Tx re-transmission timeouts for 10 and 100Half link
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
 *  speeds in order to avoid Tx hangs.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
static s32 e1000_k1_workaround_lpt_lp(struct e1000_hw *hw, bool link)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
	u32 fextnvm6 = er32(FEXTNVM6);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
	u32 status = er32(STATUS);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
	s32 ret_val = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
	u16 reg;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
	if (link && (status & E1000_STATUS_SPEED_1000)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
		ret_val = hw->phy.ops.acquire(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   828
		ret_val =
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
		    e1000e_read_kmrn_reg_locked(hw, E1000_KMRNCTRLSTA_K1_CONFIG,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
						&reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
			goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
		ret_val =
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
		    e1000e_write_kmrn_reg_locked(hw,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
						 E1000_KMRNCTRLSTA_K1_CONFIG,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
						 reg &
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
						 ~E1000_KMRNCTRLSTA_K1_ENABLE);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
			goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
		usleep_range(10, 20);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
		ew32(FEXTNVM6, fextnvm6 | E1000_FEXTNVM6_REQ_PLL_CLK);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   846
		ret_val =
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
		    e1000e_write_kmrn_reg_locked(hw,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
						 E1000_KMRNCTRLSTA_K1_CONFIG,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
						 reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
release:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
		hw->phy.ops.release(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
	} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
		/* clear FEXTNVM6 bit 8 on link down or 10/100 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
		fextnvm6 &= ~E1000_FEXTNVM6_REQ_PLL_CLK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
		if (!link || ((status & E1000_STATUS_SPEED_100) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
			      (status & E1000_STATUS_FD)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   858
			goto update_fextnvm6;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   859
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
		ret_val = e1e_rphy(hw, I217_INBAND_CTRL, &reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
		/* Clear link status transmit timeout */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
		reg &= ~I217_INBAND_CTRL_LINK_STAT_TX_TIMEOUT_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   867
		if (status & E1000_STATUS_SPEED_100) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   868
			/* Set inband Tx timeout to 5x10us for 100Half */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
			reg |= 5 << I217_INBAND_CTRL_LINK_STAT_TX_TIMEOUT_SHIFT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   870
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
			/* Do not extend the K1 entry latency for 100Half */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
			fextnvm6 &= ~E1000_FEXTNVM6_ENABLE_K1_ENTRY_CONDITION;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
		} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
			/* Set inband Tx timeout to 50x10us for 10Full/Half */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
			reg |= 50 <<
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   876
			    I217_INBAND_CTRL_LINK_STAT_TX_TIMEOUT_SHIFT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
			/* Extend the K1 entry latency for 10 Mbps */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   879
			fextnvm6 |= E1000_FEXTNVM6_ENABLE_K1_ENTRY_CONDITION;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   880
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
		ret_val = e1e_wphy(hw, I217_INBAND_CTRL, reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   885
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   886
update_fextnvm6:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
		ew32(FEXTNVM6, fextnvm6);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   888
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   890
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   891
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   892
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   894
 *  e1000_platform_pm_pch_lpt - Set platform power management values
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   895
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
 *  @link: bool indicating link status
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   897
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   898
 *  Set the Latency Tolerance Reporting (LTR) values for the "PCIe-like"
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
 *  GbE MAC in the Lynx Point PCH based on Rx buffer size and link speed
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   900
 *  when link is up (which must not exceed the maximum latency supported
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   901
 *  by the platform), otherwise specify there is no LTR requirement.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   902
 *  Unlike true-PCIe devices which set the LTR maximum snoop/no-snoop
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   903
 *  latencies in the LTR Extended Capability Structure in the PCIe Extended
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
 *  Capability register set, on this device LTR is set by writing the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
 *  equivalent snoop/no-snoop latencies in the LTRV register in the MAC and
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
 *  set the SEND bit to send an Intel On-chip System Fabric sideband (IOSF-SB)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   907
 *  message to the PMC.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   908
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
static s32 e1000_platform_pm_pch_lpt(struct e1000_hw *hw, bool link)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
	u32 reg = link << (E1000_LTRV_REQ_SHIFT + E1000_LTRV_NOSNOOP_SHIFT) |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   912
	    link << E1000_LTRV_REQ_SHIFT | E1000_LTRV_SEND;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   913
	u16 lat_enc = 0;	/* latency encoded */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   914
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
	if (link) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
		u16 speed, duplex, scale = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
		u16 max_snoop, max_nosnoop;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   918
		u16 max_ltr_enc;	/* max LTR latency encoded */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   919
		s64 lat_ns;	/* latency (ns) */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   920
		s64 value;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   921
		u32 rxa;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   922
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   923
		if (!hw->adapter->max_frame_size) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   924
			e_dbg("max_frame_size not set.\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   925
			return -E1000_ERR_CONFIG;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   926
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   928
		hw->mac.ops.get_link_up_info(hw, &speed, &duplex);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
		if (!speed) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   930
			e_dbg("Speed not set.\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   931
			return -E1000_ERR_CONFIG;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   932
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   934
		/* Rx Packet Buffer Allocation size (KB) */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   935
		rxa = er32(PBA) & E1000_PBA_RXA_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   936
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   937
		/* Determine the maximum latency tolerated by the device.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
		 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
		 * Per the PCIe spec, the tolerated latencies are encoded as
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
		 * a 3-bit encoded scale (only 0-5 are valid) multiplied by
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   941
		 * a 10-bit value (0-1023) to provide a range from 1 ns to
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   942
		 * 2^25*(2^10-1) ns.  The scale is encoded as 0=2^0ns,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
		 * 1=2^5ns, 2=2^10ns,...5=2^25ns.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   944
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   945
		lat_ns = ((s64)rxa * 1024 -
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   946
			  (2 * (s64)hw->adapter->max_frame_size)) * 8 * 1000;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
		if (lat_ns < 0)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   948
			lat_ns = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   949
		else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
			do_div(lat_ns, speed);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   951
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
		value = lat_ns;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
		while (value > PCI_LTR_VALUE_MASK) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
			scale++;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
			value = DIV_ROUND_UP(value, (1 << 5));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   956
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
		if (scale > E1000_LTRV_SCALE_MAX) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
			e_dbg("Invalid LTR latency scale %d\n", scale);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   959
			return -E1000_ERR_CONFIG;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   960
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   961
		lat_enc = (u16)((scale << PCI_LTR_SCALE_SHIFT) | value);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   962
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
		/* Determine the maximum latency tolerated by the platform */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
		pci_read_config_word(hw->adapter->pdev, E1000_PCI_LTR_CAP_LPT,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   965
				     &max_snoop);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
		pci_read_config_word(hw->adapter->pdev,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   967
				     E1000_PCI_LTR_CAP_LPT + 2, &max_nosnoop);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   968
		max_ltr_enc = max_t(u16, max_snoop, max_nosnoop);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   970
		if (lat_enc > max_ltr_enc)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   971
			lat_enc = max_ltr_enc;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   973
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
	/* Set Snoop and No-Snoop latencies the same */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   975
	reg |= lat_enc | (lat_enc << E1000_LTRV_NOSNOOP_SHIFT);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   976
	ew32(LTRV, reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   980
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   981
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   982
 *  e1000_check_for_copper_link_ich8lan - Check for link (Copper)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   984
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   985
 *  Checks to see of the link status of the hardware has changed.  If a
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   986
 *  change in link status has been detected, then we read the PHY registers
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
 *  to get the current speed/duplex if link exists.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   988
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   991
	struct e1000_mac_info *mac = &hw->mac;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   992
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   993
	bool link;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   994
	u16 phy_reg;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   995
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   996
	/* We only want to go out to the PHY registers to see if Auto-Neg
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   997
	 * has completed and/or if our link status has changed.  The
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   998
	 * get_link_status flag is set upon receiving a Link Status
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   999
	 * Change or Rx Sequence Error interrupt.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1000
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1001
	if (!mac->get_link_status)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1002
		return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1003
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1004
	/* First we want to see if the MII Status Register reports
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1005
	 * link.  If so, then we want to get the current speed/duplex
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1006
	 * of the PHY.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1007
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1010
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1011
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1012
	if (hw->mac.type == e1000_pchlan) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1013
		ret_val = e1000_k1_gig_workaround_hv(hw, link);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1014
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1015
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1016
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1017
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
	/* When connected at 10Mbps half-duplex, 82579 parts are excessively
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
	 * aggressive resulting in many collisions. To avoid this, increase
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
	 * the IPG and reduce Rx latency in the PHY.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
	if ((hw->mac.type == e1000_pch2lan) && link) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1023
		u32 reg;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
		reg = er32(STATUS);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
		if (!(reg & (E1000_STATUS_FD | E1000_STATUS_SPEED_MASK))) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
			reg = er32(TIPG);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
			reg &= ~E1000_TIPG_IPGT_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1028
			reg |= 0xFF;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
			ew32(TIPG, reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1031
			/* Reduce Rx latency in analog PHY */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1032
			ret_val = hw->phy.ops.acquire(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1033
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
				return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
			ret_val =
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1037
			    e1000_write_emi_reg_locked(hw, I82579_RX_CONFIG, 0);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
			hw->phy.ops.release(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1040
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1041
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1042
				return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1043
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1044
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1045
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1046
	/* Work-around I218 hang issue */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
	if ((hw->adapter->pdev->device == E1000_DEV_ID_PCH_LPTLP_I218_LM) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1048
	    (hw->adapter->pdev->device == E1000_DEV_ID_PCH_LPTLP_I218_V) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1049
	    (hw->adapter->pdev->device == E1000_DEV_ID_PCH_I218_LM3) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1050
	    (hw->adapter->pdev->device == E1000_DEV_ID_PCH_I218_V3)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1051
		ret_val = e1000_k1_workaround_lpt_lp(hw, link);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1054
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1055
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1056
	if (hw->mac.type == e1000_pch_lpt) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1057
		/* Set platform power management values for
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1058
		 * Latency Tolerance Reporting (LTR)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1059
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1060
		ret_val = e1000_platform_pm_pch_lpt(hw, link);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1061
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1062
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1065
	/* Clear link partner's EEE ability */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1066
	hw->dev_spec.ich8lan.eee_lp_ability = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1067
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1068
	if (!link)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1069
		return 0;	/* No link detected */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1070
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1071
	mac->get_link_status = false;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1072
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
	switch (hw->mac.type) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1074
	case e1000_pch2lan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
		ret_val = e1000_k1_workaround_lv(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1076
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1077
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
		/* fall-thru */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
	case e1000_pchlan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1080
		if (hw->phy.type == e1000_phy_82578) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
			ret_val = e1000_link_stall_workaround_hv(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
				return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1085
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1086
		/* Workaround for PCHx parts in half-duplex:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1087
		 * Set the number of preambles removed from the packet
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1088
		 * when it is passed from the PHY to the MAC to prevent
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
		 * the MAC from misinterpreting the packet type.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
		e1e_rphy(hw, HV_KMRN_FIFO_CTRLSTA, &phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
		phy_reg &= ~HV_KMRN_FIFO_CTRLSTA_PREAMBLE_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
		if ((er32(STATUS) & E1000_STATUS_FD) != E1000_STATUS_FD)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
			phy_reg |= (1 << HV_KMRN_FIFO_CTRLSTA_PREAMBLE_SHIFT);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1096
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1097
		e1e_wphy(hw, HV_KMRN_FIFO_CTRLSTA, phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1099
	default:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1100
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1101
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1102
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
	/* Check if there was DownShift, must be checked
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1104
	 * immediately after link-up
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1105
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1106
	e1000e_check_downshift(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1107
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
	/* Enable/Disable EEE after link up */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1109
	ret_val = e1000_set_eee_pchlan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1112
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1113
	/* If we are forcing speed/duplex, then we simply return since
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1114
	 * we have already determined whether we have link or not.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1115
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
	if (!mac->autoneg)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1117
		return -E1000_ERR_CONFIG;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1119
	/* Auto-Neg is enabled.  Auto Speed Detection takes care
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1120
	 * of MAC speed/duplex configuration.  So we only need to
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1121
	 * configure Collision Distance in the MAC.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1122
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1123
	mac->ops.config_collision_dist(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1124
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1125
	/* Configure Flow Control now that Auto-Neg has completed.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1126
	 * First, we need to restore the desired flow control
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1127
	 * settings because we may have had to re-autoneg with a
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
	 * different link partner.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1129
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1130
	ret_val = e1000e_config_fc_after_link_up(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1131
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1132
		e_dbg("Error configuring flow control\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1133
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1135
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1136
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
static s32 e1000_get_variants_ich8lan(struct e1000_adapter *adapter)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1138
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1139
	struct e1000_hw *hw = &adapter->hw;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
	s32 rc;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1141
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1142
	rc = e1000_init_mac_params_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1143
	if (rc)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1144
		return rc;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1145
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1146
	rc = e1000_init_nvm_params_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1147
	if (rc)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1148
		return rc;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
	switch (hw->mac.type) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1151
	case e1000_ich8lan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1152
	case e1000_ich9lan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1153
	case e1000_ich10lan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
		rc = e1000_init_phy_params_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1155
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1156
	case e1000_pchlan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1157
	case e1000_pch2lan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1158
	case e1000_pch_lpt:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1159
		rc = e1000_init_phy_params_pchlan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1160
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1161
	default:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1162
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1163
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
	if (rc)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1165
		return rc;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1166
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1167
	/* Disable Jumbo Frame support on parts with Intel 10/100 PHY or
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1168
	 * on parts with MACsec enabled in NVM (reflected in CTRL_EXT).
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1169
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1170
	if ((adapter->hw.phy.type == e1000_phy_ife) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1171
	    ((adapter->hw.mac.type >= e1000_pch2lan) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
	     (!(er32(CTRL_EXT) & E1000_CTRL_EXT_LSECCK)))) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1173
		adapter->flags &= ~FLAG_HAS_JUMBO_FRAMES;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1174
		adapter->max_hw_frame_size = ETH_FRAME_LEN + ETH_FCS_LEN;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1175
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1176
		hw->mac.ops.blink_led = NULL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1177
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1178
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1179
	if ((adapter->hw.mac.type == e1000_ich8lan) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1180
	    (adapter->hw.phy.type != e1000_phy_ife))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1181
		adapter->flags |= FLAG_LSC_GIG_SPEED_DROP;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1182
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1183
	/* Enable workaround for 82579 w/ ME enabled */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1184
	if ((adapter->hw.mac.type == e1000_pch2lan) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1185
	    (er32(FWSM) & E1000_ICH_FWSM_FW_VALID))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1186
		adapter->flags2 |= FLAG2_PCIM2PCI_ARBITER_WA;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1187
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1188
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1189
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1190
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1191
static DEFINE_MUTEX(nvm_mutex);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1192
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1193
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1194
 *  e1000_acquire_nvm_ich8lan - Acquire NVM mutex
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1195
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1196
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1197
 *  Acquires the mutex for performing NVM operations.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1198
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1199
static s32 e1000_acquire_nvm_ich8lan(struct e1000_hw __always_unused *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1200
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1201
	mutex_lock(&nvm_mutex);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1202
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1203
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1204
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1205
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1206
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1207
 *  e1000_release_nvm_ich8lan - Release NVM mutex
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1208
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1209
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1210
 *  Releases the mutex used while performing NVM operations.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1211
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1212
static void e1000_release_nvm_ich8lan(struct e1000_hw __always_unused *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
	mutex_unlock(&nvm_mutex);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1215
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1216
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
 *  e1000_acquire_swflag_ich8lan - Acquire software control flag
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1219
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1220
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
 *  Acquires the software control flag for performing PHY and select
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
 *  MAC CSR accesses.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1223
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1224
static s32 e1000_acquire_swflag_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1225
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1226
	u32 extcnf_ctrl, timeout = PHY_CFG_TIMEOUT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
	s32 ret_val = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
	if (test_and_set_bit(__E1000_ACCESS_SHARED_RESOURCE,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
			     &hw->adapter->state)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
		e_dbg("contention for Phy access\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1232
		return -E1000_ERR_PHY;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1233
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1235
	while (timeout) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1236
		extcnf_ctrl = er32(EXTCNF_CTRL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1237
		if (!(extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1240
		mdelay(1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1241
		timeout--;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1242
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
	if (!timeout) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1245
		e_dbg("SW has already locked the resource.\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1246
		ret_val = -E1000_ERR_CONFIG;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1247
		goto out;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1248
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1249
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1250
	timeout = SW_FLAG_TIMEOUT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1251
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1252
	extcnf_ctrl |= E1000_EXTCNF_CTRL_SWFLAG;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1253
	ew32(EXTCNF_CTRL, extcnf_ctrl);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
	while (timeout) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1256
		extcnf_ctrl = er32(EXTCNF_CTRL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1257
		if (extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1258
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1259
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1260
		mdelay(1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1261
		timeout--;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1262
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1264
	if (!timeout) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1265
		e_dbg("Failed to acquire the semaphore, FW or HW has it: FWSM=0x%8.8x EXTCNF_CTRL=0x%8.8x)\n",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1266
		      er32(FWSM), extcnf_ctrl);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1267
		extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1268
		ew32(EXTCNF_CTRL, extcnf_ctrl);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1269
		ret_val = -E1000_ERR_CONFIG;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1270
		goto out;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1272
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1273
out:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1274
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1275
		clear_bit(__E1000_ACCESS_SHARED_RESOURCE, &hw->adapter->state);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1276
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1277
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1278
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1279
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
 *  e1000_release_swflag_ich8lan - Release software control flag
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1282
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1283
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1284
 *  Releases the software control flag for performing PHY and select
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1285
 *  MAC CSR accesses.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1286
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1287
static void e1000_release_swflag_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1288
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1289
	u32 extcnf_ctrl;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1290
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1291
	extcnf_ctrl = er32(EXTCNF_CTRL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1292
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
	if (extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1294
		extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1295
		ew32(EXTCNF_CTRL, extcnf_ctrl);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1296
	} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1297
		e_dbg("Semaphore unexpectedly released by sw/fw/hw\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1298
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1299
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1300
	clear_bit(__E1000_ACCESS_SHARED_RESOURCE, &hw->adapter->state);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1301
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1302
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1303
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
 *  e1000_check_mng_mode_ich8lan - Checks management mode
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1305
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1306
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
 *  This checks if the adapter has any manageability enabled.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1308
 *  This is a function pointer entry point only called by read/write
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
 *  routines for the PHY and NVM parts.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
static bool e1000_check_mng_mode_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
	u32 fwsm;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1315
	fwsm = er32(FWSM);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1316
	return ((fwsm & E1000_ICH_FWSM_FW_VALID) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1317
		((fwsm & E1000_FWSM_MODE_MASK) ==
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1318
		 (E1000_ICH_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT)));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1319
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1320
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
 *  e1000_check_mng_mode_pchlan - Checks management mode
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1323
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1324
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
 *  This checks if the adapter has iAMT enabled.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
 *  This is a function pointer entry point only called by read/write
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
 *  routines for the PHY and NVM parts.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1328
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
static bool e1000_check_mng_mode_pchlan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1330
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
	u32 fwsm;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1332
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1333
	fwsm = er32(FWSM);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
	return (fwsm & E1000_ICH_FWSM_FW_VALID) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1335
	    (fwsm & (E1000_ICH_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1338
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1339
 *  e1000_rar_set_pch2lan - Set receive address register
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1340
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
 *  @addr: pointer to the receive address
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
 *  @index: receive address array register
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
 *  Sets the receive address array register at index to the address passed
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1345
 *  in by addr.  For 82579, RAR[0] is the base address register that is to
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1346
 *  contain the MAC address but RAR[1-6] are reserved for manageability (ME).
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1347
 *  Use SHRA[0-3] in place of those reserved for ME.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1348
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1349
static void e1000_rar_set_pch2lan(struct e1000_hw *hw, u8 *addr, u32 index)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1351
	u32 rar_low, rar_high;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1352
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1353
	/* HW expects these in little endian so we reverse the byte order
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1354
	 * from network order (big endian) to little endian
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1355
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1356
	rar_low = ((u32)addr[0] |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1357
		   ((u32)addr[1] << 8) |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1358
		   ((u32)addr[2] << 16) | ((u32)addr[3] << 24));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1359
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1360
	rar_high = ((u32)addr[4] | ((u32)addr[5] << 8));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1361
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
	/* If MAC address zero, no need to set the AV bit */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
	if (rar_low || rar_high)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
		rar_high |= E1000_RAH_AV;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1366
	if (index == 0) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
		ew32(RAL(index), rar_low);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
		e1e_flush();
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
		ew32(RAH(index), rar_high);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
		e1e_flush();
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1371
		return;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1372
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1373
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1374
	/* RAR[1-6] are owned by manageability.  Skip those and program the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1375
	 * next address into the SHRA register array.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1376
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
	if (index < (u32)(hw->mac.rar_entry_count - 6)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
		s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1379
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
		ret_val = e1000_acquire_swflag_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1381
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1382
			goto out;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1384
		ew32(SHRAL(index - 1), rar_low);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
		e1e_flush();
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
		ew32(SHRAH(index - 1), rar_high);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1387
		e1e_flush();
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
		e1000_release_swflag_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
		/* verify the register updates */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1392
		if ((er32(SHRAL(index - 1)) == rar_low) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1393
		    (er32(SHRAH(index - 1)) == rar_high))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
			return;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1395
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1396
		e_dbg("SHRA[%d] might be locked by ME - FWSM=0x%8.8x\n",
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1397
		      (index - 1), er32(FWSM));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1398
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
out:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1401
	e_dbg("Failed to write receive address at index %d\n", index);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1402
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1404
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
 *  e1000_rar_set_pch_lpt - Set receive address registers
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1406
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
 *  @addr: pointer to the receive address
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1408
 *  @index: receive address array register
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1410
 *  Sets the receive address register array at index to the address passed
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1411
 *  in by addr. For LPT, RAR[0] is the base address register that is to
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1412
 *  contain the MAC address. SHRA[0-10] are the shared receive address
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1413
 *  registers that are shared between the Host and manageability engine (ME).
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1415
static void e1000_rar_set_pch_lpt(struct e1000_hw *hw, u8 *addr, u32 index)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1417
	u32 rar_low, rar_high;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1418
	u32 wlock_mac;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1419
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1420
	/* HW expects these in little endian so we reverse the byte order
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1421
	 * from network order (big endian) to little endian
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1422
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1423
	rar_low = ((u32)addr[0] | ((u32)addr[1] << 8) |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1424
		   ((u32)addr[2] << 16) | ((u32)addr[3] << 24));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1425
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1426
	rar_high = ((u32)addr[4] | ((u32)addr[5] << 8));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1427
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1428
	/* If MAC address zero, no need to set the AV bit */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
	if (rar_low || rar_high)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1430
		rar_high |= E1000_RAH_AV;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1431
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
	if (index == 0) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1433
		ew32(RAL(index), rar_low);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1434
		e1e_flush();
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1435
		ew32(RAH(index), rar_high);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1436
		e1e_flush();
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1437
		return;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1438
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1440
	/* The manageability engine (ME) can lock certain SHRAR registers that
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
	 * it is using - those registers are unavailable for use.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1442
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
	if (index < hw->mac.rar_entry_count) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1444
		wlock_mac = er32(FWSM) & E1000_FWSM_WLOCK_MAC_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
		wlock_mac >>= E1000_FWSM_WLOCK_MAC_SHIFT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1446
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
		/* Check if all SHRAR registers are locked */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1448
		if (wlock_mac == 1)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1449
			goto out;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1451
		if ((wlock_mac == 0) || (index <= wlock_mac)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1452
			s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
			ret_val = e1000_acquire_swflag_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1455
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1456
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
				goto out;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
			ew32(SHRAL_PCH_LPT(index - 1), rar_low);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1460
			e1e_flush();
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1461
			ew32(SHRAH_PCH_LPT(index - 1), rar_high);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1462
			e1e_flush();
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1464
			e1000_release_swflag_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1465
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1466
			/* verify the register updates */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1467
			if ((er32(SHRAL_PCH_LPT(index - 1)) == rar_low) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1468
			    (er32(SHRAH_PCH_LPT(index - 1)) == rar_high))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1469
				return;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1472
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1473
out:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1474
	e_dbg("Failed to write receive address at index %d\n", index);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1475
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1476
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1477
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1478
 *  e1000_check_reset_block_ich8lan - Check if PHY reset is blocked
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1479
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1480
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1481
 *  Checks if firmware is blocking the reset of the PHY.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1482
 *  This is a function pointer entry point only called by
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1483
 *  reset routines.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1484
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1485
static s32 e1000_check_reset_block_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1486
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1487
	u32 fwsm;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
	fwsm = er32(FWSM);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
	return (fwsm & E1000_ICH_FWSM_RSPCIPHY) ? 0 : E1000_BLK_PHY_RESET;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1492
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1493
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
 *  e1000_write_smbus_addr - Write SMBus address to PHY needed during Sx states
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1497
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1498
 *  Assumes semaphore already acquired.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1499
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1500
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1501
static s32 e1000_write_smbus_addr(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1502
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
	u16 phy_data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
	u32 strap = er32(STRAP);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1505
	u32 freq = (strap & E1000_STRAP_SMT_FREQ_MASK) >>
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
	    E1000_STRAP_SMT_FREQ_SHIFT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1507
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1508
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
	strap &= E1000_STRAP_SMBUS_ADDRESS_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1510
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1511
	ret_val = e1000_read_phy_reg_hv_locked(hw, HV_SMB_ADDR, &phy_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1513
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1515
	phy_data &= ~HV_SMB_ADDR_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
	phy_data |= (strap >> E1000_STRAP_SMBUS_ADDRESS_SHIFT);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
	phy_data |= HV_SMB_ADDR_PEC_EN | HV_SMB_ADDR_VALID;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1518
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1519
	if (hw->phy.type == e1000_phy_i217) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1520
		/* Restore SMBus frequency */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
		if (freq--) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
			phy_data &= ~HV_SMB_ADDR_FREQ_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
			phy_data |= (freq & (1 << 0)) <<
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1524
			    HV_SMB_ADDR_FREQ_LOW_SHIFT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1525
			phy_data |= (freq & (1 << 1)) <<
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1526
			    (HV_SMB_ADDR_FREQ_HIGH_SHIFT - 1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
		} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1528
			e_dbg("Unsupported SMB frequency in PHY\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1529
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1530
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1532
	return e1000_write_phy_reg_hv_locked(hw, HV_SMB_ADDR, phy_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1533
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1534
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1535
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1536
 *  e1000_sw_lcd_config_ich8lan - SW-based LCD Configuration
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1537
 *  @hw:   pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1538
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1539
 *  SW should configure the LCD from the NVM extended configuration region
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
 *  as a workaround for certain parts.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1541
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1542
static s32 e1000_sw_lcd_config_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1543
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1544
	struct e1000_phy_info *phy = &hw->phy;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1545
	u32 i, data, cnf_size, cnf_base_addr, sw_cfg_mask;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1546
	s32 ret_val = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1547
	u16 word_addr, reg_data, reg_addr, phy_page = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1549
	/* Initialize the PHY from the NVM on ICH platforms.  This
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
	 * is needed due to an issue where the NVM configuration is
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
	 * not properly autoloaded after power transitions.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
	 * Therefore, after each PHY reset, we will load the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1553
	 * configuration data out of the NVM manually.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
	switch (hw->mac.type) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
	case e1000_ich8lan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1557
		if (phy->type != e1000_phy_igp_3)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1558
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1559
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1560
		if ((hw->adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_AMT) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1561
		    (hw->adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_C)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1562
			sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1563
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1564
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
		/* Fall-thru */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1566
	case e1000_pchlan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1567
	case e1000_pch2lan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
	case e1000_pch_lpt:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
		sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG_ICH8M;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1570
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1571
	default:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1574
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
	ret_val = hw->phy.ops.acquire(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1576
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1577
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1578
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1579
	data = er32(FEXTNVM);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1580
	if (!(data & sw_cfg_mask))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1581
		goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1583
	/* Make sure HW does not configure LCD from PHY
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
	 * extended configuration before SW configuration
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1585
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
	data = er32(EXTCNF_CTRL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1587
	if ((hw->mac.type < e1000_pch2lan) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1588
	    (data & E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1589
		goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1590
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1591
	cnf_size = er32(EXTCNF_SIZE);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1592
	cnf_size &= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1593
	cnf_size >>= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_SHIFT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1594
	if (!cnf_size)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
		goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1596
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1597
	cnf_base_addr = data & E1000_EXTCNF_CTRL_EXT_CNF_POINTER_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
	cnf_base_addr >>= E1000_EXTCNF_CTRL_EXT_CNF_POINTER_SHIFT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1600
	if (((hw->mac.type == e1000_pchlan) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
	     !(data & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE)) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1602
	    (hw->mac.type > e1000_pchlan)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1603
		/* HW configures the SMBus address and LEDs when the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1604
		 * OEM and LCD Write Enable bits are set in the NVM.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
		 * When both NVM bits are cleared, SW will configure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1606
		 * them instead.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1607
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
		ret_val = e1000_write_smbus_addr(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1609
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1610
			goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1611
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1612
		data = er32(LEDCTL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1613
		ret_val = e1000_write_phy_reg_hv_locked(hw, HV_LED_CONFIG,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1614
							(u16)data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1615
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1616
			goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1617
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
	/* Configure LCD from extended configuration region. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1620
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1621
	/* cnf_base_addr is in DWORD */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1622
	word_addr = (u16)(cnf_base_addr << 1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1623
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
	for (i = 0; i < cnf_size; i++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
		ret_val = e1000_read_nvm(hw, (word_addr + i * 2), 1, &reg_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1627
			goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1628
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1629
		ret_val = e1000_read_nvm(hw, (word_addr + i * 2 + 1),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
					 1, &reg_addr);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
			goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1633
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
		/* Save off the PHY page for future writes. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1635
		if (reg_addr == IGP01E1000_PHY_PAGE_SELECT) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
			phy_page = reg_data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
			continue;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1639
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1640
		reg_addr &= PHY_REG_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1641
		reg_addr |= phy_page;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1643
		ret_val = e1e_wphy_locked(hw, (u32)reg_addr, reg_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
			goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1646
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1647
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
release:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
	hw->phy.ops.release(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1653
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1654
 *  e1000_k1_gig_workaround_hv - K1 Si workaround
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
 *  @hw:   pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
 *  @link: link up bool flag
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1658
 *  If K1 is enabled for 1Gbps, the MAC might stall when transitioning
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1659
 *  from a lower speed.  This workaround disables K1 whenever link is at 1Gig
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
 *  If link is down, the function will restore the default K1 setting located
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1661
 *  in the NVM.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
static s32 e1000_k1_gig_workaround_hv(struct e1000_hw *hw, bool link)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1665
	s32 ret_val = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1666
	u16 status_reg = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1667
	bool k1_enable = hw->dev_spec.ich8lan.nvm_k1_enabled;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1668
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1669
	if (hw->mac.type != e1000_pchlan)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
		return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1671
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
	/* Wrap the whole flow with the sw flag */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
	ret_val = hw->phy.ops.acquire(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1675
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1676
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
	/* Disable K1 when link is 1Gbps, otherwise use the NVM setting */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
	if (link) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1679
		if (hw->phy.type == e1000_phy_82578) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
			ret_val = e1e_rphy_locked(hw, BM_CS_STATUS,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
						  &status_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1682
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1683
				goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1685
			status_reg &= (BM_CS_STATUS_LINK_UP |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1686
				       BM_CS_STATUS_RESOLVED |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1687
				       BM_CS_STATUS_SPEED_MASK);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1689
			if (status_reg == (BM_CS_STATUS_LINK_UP |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1690
					   BM_CS_STATUS_RESOLVED |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1691
					   BM_CS_STATUS_SPEED_1000))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1692
				k1_enable = false;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1694
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
		if (hw->phy.type == e1000_phy_82577) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
			ret_val = e1e_rphy_locked(hw, HV_M_STATUS, &status_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1697
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
				goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1699
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1700
			status_reg &= (HV_M_STATUS_LINK_UP |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
				       HV_M_STATUS_AUTONEG_COMPLETE |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
				       HV_M_STATUS_SPEED_MASK);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1703
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1704
			if (status_reg == (HV_M_STATUS_LINK_UP |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
					   HV_M_STATUS_AUTONEG_COMPLETE |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1706
					   HV_M_STATUS_SPEED_1000))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1707
				k1_enable = false;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1708
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1709
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1710
		/* Link stall fix for link up */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1711
		ret_val = e1e_wphy_locked(hw, PHY_REG(770, 19), 0x0100);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1712
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1713
			goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1714
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
	} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1716
		/* Link stall fix for link down */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1717
		ret_val = e1e_wphy_locked(hw, PHY_REG(770, 19), 0x4100);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1719
			goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1720
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1721
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1722
	ret_val = e1000_configure_k1_ich8lan(hw, k1_enable);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1723
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1724
release:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1725
	hw->phy.ops.release(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1726
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1727
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1728
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1729
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1731
 *  e1000_configure_k1_ich8lan - Configure K1 power state
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
 *  @enable: K1 state to configure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1734
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
 *  Configure the K1 power state based on the provided parameter.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1736
 *  Assumes semaphore already acquired.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1737
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1738
 *  Success returns 0, Failure returns -E1000_ERR_PHY (-2)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
s32 e1000_configure_k1_ich8lan(struct e1000_hw *hw, bool k1_enable)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1743
	u32 ctrl_reg = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
	u32 ctrl_ext = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1745
	u32 reg = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1746
	u16 kmrn_reg = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
	ret_val = e1000e_read_kmrn_reg_locked(hw, E1000_KMRNCTRLSTA_K1_CONFIG,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
					      &kmrn_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1751
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1752
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
	if (k1_enable)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
		kmrn_reg |= E1000_KMRNCTRLSTA_K1_ENABLE;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1755
	else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1756
		kmrn_reg &= ~E1000_KMRNCTRLSTA_K1_ENABLE;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1758
	ret_val = e1000e_write_kmrn_reg_locked(hw, E1000_KMRNCTRLSTA_K1_CONFIG,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1759
					       kmrn_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1761
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1762
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1763
	usleep_range(20, 40);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1764
	ctrl_ext = er32(CTRL_EXT);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1765
	ctrl_reg = er32(CTRL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
	reg = ctrl_reg & ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
	reg |= E1000_CTRL_FRCSPD;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1769
	ew32(CTRL, reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1770
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
	ew32(CTRL_EXT, ctrl_ext | E1000_CTRL_EXT_SPD_BYPS);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
	e1e_flush();
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
	usleep_range(20, 40);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
	ew32(CTRL, ctrl_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
	ew32(CTRL_EXT, ctrl_ext);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
	e1e_flush();
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1777
	usleep_range(20, 40);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1778
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1779
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1782
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1783
 *  e1000_oem_bits_config_ich8lan - SW-based LCD Configuration
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1784
 *  @hw:       pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
 *  @d0_state: boolean if entering d0 or d3 device state
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1787
 *  SW will configure Gbe Disable and LPLU based on the NVM. The four bits are
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
 *  collectively called OEM bits.  The OEM Write Enable bit and SW Config bit
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1789
 *  in NVM determines whether HW should configure LPLU and Gbe Disable.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1791
static s32 e1000_oem_bits_config_ich8lan(struct e1000_hw *hw, bool d0_state)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1792
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
	s32 ret_val = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
	u32 mac_reg;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1795
	u16 oem_reg;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1796
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1797
	if (hw->mac.type < e1000_pchlan)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1798
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1799
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
	ret_val = hw->phy.ops.acquire(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1801
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1802
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1804
	if (hw->mac.type == e1000_pchlan) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1805
		mac_reg = er32(EXTCNF_CTRL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1806
		if (mac_reg & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1807
			goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1808
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1809
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1810
	mac_reg = er32(FEXTNVM);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1811
	if (!(mac_reg & E1000_FEXTNVM_SW_CONFIG_ICH8M))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
		goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1813
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1814
	mac_reg = er32(PHY_CTRL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1815
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1816
	ret_val = e1e_rphy_locked(hw, HV_OEM_BITS, &oem_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1817
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1818
		goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
	oem_reg &= ~(HV_OEM_BITS_GBE_DIS | HV_OEM_BITS_LPLU);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1821
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
	if (d0_state) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1823
		if (mac_reg & E1000_PHY_CTRL_GBE_DISABLE)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1824
			oem_reg |= HV_OEM_BITS_GBE_DIS;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1825
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
		if (mac_reg & E1000_PHY_CTRL_D0A_LPLU)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1827
			oem_reg |= HV_OEM_BITS_LPLU;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1828
	} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
		if (mac_reg & (E1000_PHY_CTRL_GBE_DISABLE |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
			       E1000_PHY_CTRL_NOND0A_GBE_DISABLE))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
			oem_reg |= HV_OEM_BITS_GBE_DIS;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1832
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1833
		if (mac_reg & (E1000_PHY_CTRL_D0A_LPLU |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1834
			       E1000_PHY_CTRL_NOND0A_LPLU))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1835
			oem_reg |= HV_OEM_BITS_LPLU;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1836
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1837
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1838
	/* Set Restart auto-neg to activate the bits */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
	if ((d0_state || (hw->mac.type != e1000_pchlan)) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1840
	    !hw->phy.ops.check_reset_block(hw))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1841
		oem_reg |= HV_OEM_BITS_RESTART_AN;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1842
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
	ret_val = e1e_wphy_locked(hw, HV_OEM_BITS, oem_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1844
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
release:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1846
	hw->phy.ops.release(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1848
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1849
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1850
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1851
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
 *  e1000_set_mdio_slow_mode_hv - Set slow MDIO access mode
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1853
 *  @hw:   pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1854
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1855
static s32 e1000_set_mdio_slow_mode_hv(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1856
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1858
	u16 data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
	ret_val = e1e_rphy(hw, HV_KMRN_MODE_CTRL, &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1861
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1862
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1863
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1864
	data |= HV_KMRN_MDIO_SLOW;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1865
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1866
	ret_val = e1e_wphy(hw, HV_KMRN_MODE_CTRL, data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1867
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1869
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1870
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1872
 *  e1000_hv_phy_workarounds_ich8lan - A series of Phy workarounds to be
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1873
 *  done after every PHY reset.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1874
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1875
static s32 e1000_hv_phy_workarounds_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1876
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1877
	s32 ret_val = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1878
	u16 phy_data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1880
	if (hw->mac.type != e1000_pchlan)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1881
		return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1882
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1883
	/* Set MDIO slow mode before any other MDIO access */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
	if (hw->phy.type == e1000_phy_82577) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1885
		ret_val = e1000_set_mdio_slow_mode_hv(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1886
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1890
	if (((hw->phy.type == e1000_phy_82577) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1891
	     ((hw->phy.revision == 1) || (hw->phy.revision == 2))) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1892
	    ((hw->phy.type == e1000_phy_82578) && (hw->phy.revision == 1))) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1893
		/* Disable generation of early preamble */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1894
		ret_val = e1e_wphy(hw, PHY_REG(769, 25), 0x4431);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1895
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1896
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1897
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1898
		/* Preamble tuning for SSC */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1899
		ret_val = e1e_wphy(hw, HV_KMRN_FIFO_CTRLSTA, 0xA204);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1900
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1901
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1903
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1904
	if (hw->phy.type == e1000_phy_82578) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1905
		/* Return registers to default by doing a soft reset then
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1906
		 * writing 0x3140 to the control register.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1908
		if (hw->phy.revision < 2) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
			e1000e_phy_sw_reset(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1910
			ret_val = e1e_wphy(hw, MII_BMCR, 0x3140);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1913
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1914
	/* Select page 0 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1915
	ret_val = hw->phy.ops.acquire(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1916
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1917
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1918
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1919
	hw->phy.addr = 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1920
	ret_val = e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT, 0);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
	hw->phy.ops.release(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1922
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1923
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1924
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1925
	/* Configure the K1 Si workaround during phy reset assuming there is
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
	 * link so that it disables K1 if link is in 1Gbps.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1927
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
	ret_val = e1000_k1_gig_workaround_hv(hw, true);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1930
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1931
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
	/* Workaround for link disconnects on a busy hub in half duplex */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1933
	ret_val = hw->phy.ops.acquire(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1934
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1936
	ret_val = e1e_rphy_locked(hw, BM_PORT_GEN_CFG, &phy_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1937
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1938
		goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1939
	ret_val = e1e_wphy_locked(hw, BM_PORT_GEN_CFG, phy_data & 0x00FF);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1940
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1941
		goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1942
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1943
	/* set MSE higher to enable link to stay up when noise is high */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
	ret_val = e1000_write_emi_reg_locked(hw, I82577_MSE_THRESHOLD, 0x0034);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1945
release:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1946
	hw->phy.ops.release(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1947
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1950
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1951
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
 *  e1000_copy_rx_addrs_to_phy_ich8lan - Copy Rx addresses from MAC to PHY
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
 *  @hw:   pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1954
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1955
void e1000_copy_rx_addrs_to_phy_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
	u32 mac_reg;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
	u16 i, phy_reg = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1960
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
	ret_val = hw->phy.ops.acquire(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1963
		return;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1964
	ret_val = e1000_enable_phy_wakeup_reg_access_bm(hw, &phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1965
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1966
		goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1967
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1968
	/* Copy both RAL/H (rar_entry_count) and SHRAL/H to PHY */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1969
	for (i = 0; i < (hw->mac.rar_entry_count); i++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1970
		mac_reg = er32(RAL(i));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
		hw->phy.ops.write_reg_page(hw, BM_RAR_L(i),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1972
					   (u16)(mac_reg & 0xFFFF));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1973
		hw->phy.ops.write_reg_page(hw, BM_RAR_M(i),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1974
					   (u16)((mac_reg >> 16) & 0xFFFF));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1975
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
		mac_reg = er32(RAH(i));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1977
		hw->phy.ops.write_reg_page(hw, BM_RAR_H(i),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1978
					   (u16)(mac_reg & 0xFFFF));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
		hw->phy.ops.write_reg_page(hw, BM_RAR_CTRL(i),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
					   (u16)((mac_reg & E1000_RAH_AV)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1981
						 >> 16));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1982
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1983
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
	e1000_disable_phy_wakeup_reg_access_bm(hw, &phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1985
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
release:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1987
	hw->phy.ops.release(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1988
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1989
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1990
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1991
 *  e1000_lv_jumbo_workaround_ich8lan - required for jumbo frame operation
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1992
 *  with 82579 PHY
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1994
 *  @enable: flag to enable/disable workaround when enabling/disabling jumbos
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1995
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1996
s32 e1000_lv_jumbo_workaround_ich8lan(struct e1000_hw *hw, bool enable)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1998
	s32 ret_val = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1999
	u16 phy_reg, data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
	u32 mac_reg;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2001
	u16 i;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2002
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2003
	if (hw->mac.type < e1000_pch2lan)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2004
		return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2005
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2006
	/* disable Rx path while enabling/disabling workaround */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
	e1e_rphy(hw, PHY_REG(769, 20), &phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2008
	ret_val = e1e_wphy(hw, PHY_REG(769, 20), phy_reg | (1 << 14));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2010
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2011
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2012
	if (enable) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2013
		/* Write Rx addresses (rar_entry_count for RAL/H, and
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2014
		 * SHRAL/H) and initial CRC values to the MAC
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2015
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
		for (i = 0; i < hw->mac.rar_entry_count; i++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2017
			u8 mac_addr[ETH_ALEN] = { 0 };
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2018
			u32 addr_high, addr_low;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2019
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2020
			addr_high = er32(RAH(i));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2021
			if (!(addr_high & E1000_RAH_AV))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2022
				continue;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2023
			addr_low = er32(RAL(i));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2024
			mac_addr[0] = (addr_low & 0xFF);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2025
			mac_addr[1] = ((addr_low >> 8) & 0xFF);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2026
			mac_addr[2] = ((addr_low >> 16) & 0xFF);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2027
			mac_addr[3] = ((addr_low >> 24) & 0xFF);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2028
			mac_addr[4] = (addr_high & 0xFF);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2029
			mac_addr[5] = ((addr_high >> 8) & 0xFF);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2030
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2031
			ew32(PCH_RAICC(i), ~ether_crc_le(ETH_ALEN, mac_addr));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
		/* Write Rx addresses to the PHY */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2035
		e1000_copy_rx_addrs_to_phy_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2036
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2037
		/* Enable jumbo frame workaround in the MAC */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2038
		mac_reg = er32(FFLT_DBG);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2039
		mac_reg &= ~(1 << 14);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2040
		mac_reg |= (7 << 15);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2041
		ew32(FFLT_DBG, mac_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
		mac_reg = er32(RCTL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2044
		mac_reg |= E1000_RCTL_SECRC;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
		ew32(RCTL, mac_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2047
		ret_val = e1000e_read_kmrn_reg(hw,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2048
					       E1000_KMRNCTRLSTA_CTRL_OFFSET,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2049
					       &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2052
		ret_val = e1000e_write_kmrn_reg(hw,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
						E1000_KMRNCTRLSTA_CTRL_OFFSET,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2054
						data | (1 << 0));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2057
		ret_val = e1000e_read_kmrn_reg(hw,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2058
					       E1000_KMRNCTRLSTA_HD_CTRL,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2059
					       &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2060
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2061
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
		data &= ~(0xF << 8);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2063
		data |= (0xB << 8);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
		ret_val = e1000e_write_kmrn_reg(hw,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2065
						E1000_KMRNCTRLSTA_HD_CTRL,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2066
						data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2067
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2068
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2069
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
		/* Enable jumbo frame workaround in the PHY */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2071
		e1e_rphy(hw, PHY_REG(769, 23), &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2072
		data &= ~(0x7F << 5);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
		data |= (0x37 << 5);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2074
		ret_val = e1e_wphy(hw, PHY_REG(769, 23), data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2075
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2076
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2077
		e1e_rphy(hw, PHY_REG(769, 16), &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2078
		data &= ~(1 << 13);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2079
		ret_val = e1e_wphy(hw, PHY_REG(769, 16), data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2080
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2081
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
		e1e_rphy(hw, PHY_REG(776, 20), &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2083
		data &= ~(0x3FF << 2);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2084
		data |= (0x1A << 2);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
		ret_val = e1e_wphy(hw, PHY_REG(776, 20), data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2086
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2087
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
		ret_val = e1e_wphy(hw, PHY_REG(776, 23), 0xF100);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2089
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2090
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2091
		e1e_rphy(hw, HV_PM_CTRL, &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2092
		ret_val = e1e_wphy(hw, HV_PM_CTRL, data | (1 << 10));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2095
	} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
		/* Write MAC register values back to h/w defaults */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2097
		mac_reg = er32(FFLT_DBG);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2098
		mac_reg &= ~(0xF << 14);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2099
		ew32(FFLT_DBG, mac_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2100
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2101
		mac_reg = er32(RCTL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2102
		mac_reg &= ~E1000_RCTL_SECRC;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
		ew32(RCTL, mac_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2104
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
		ret_val = e1000e_read_kmrn_reg(hw,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2106
					       E1000_KMRNCTRLSTA_CTRL_OFFSET,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2107
					       &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2108
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2109
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2110
		ret_val = e1000e_write_kmrn_reg(hw,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
						E1000_KMRNCTRLSTA_CTRL_OFFSET,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2112
						data & ~(1 << 0));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2114
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2115
		ret_val = e1000e_read_kmrn_reg(hw,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2116
					       E1000_KMRNCTRLSTA_HD_CTRL,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2117
					       &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2118
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2119
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
		data &= ~(0xF << 8);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2121
		data |= (0xB << 8);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2122
		ret_val = e1000e_write_kmrn_reg(hw,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
						E1000_KMRNCTRLSTA_HD_CTRL,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
						data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2125
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2126
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
		/* Write PHY register values back to h/w defaults */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
		e1e_rphy(hw, PHY_REG(769, 23), &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
		data &= ~(0x7F << 5);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
		ret_val = e1e_wphy(hw, PHY_REG(769, 23), data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2133
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
		e1e_rphy(hw, PHY_REG(769, 16), &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2135
		data |= (1 << 13);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
		ret_val = e1e_wphy(hw, PHY_REG(769, 16), data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2137
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2138
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2139
		e1e_rphy(hw, PHY_REG(776, 20), &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2140
		data &= ~(0x3FF << 2);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2141
		data |= (0x8 << 2);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2142
		ret_val = e1e_wphy(hw, PHY_REG(776, 20), data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
		ret_val = e1e_wphy(hw, PHY_REG(776, 23), 0x7E00);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
		e1e_rphy(hw, HV_PM_CTRL, &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
		ret_val = e1e_wphy(hw, HV_PM_CTRL, data & ~(1 << 10));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2151
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
	/* re-enable Rx path after enabling/disabling workaround */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
	return e1e_wphy(hw, PHY_REG(769, 20), phy_reg & ~(1 << 14));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
 *  e1000_lv_phy_workarounds_ich8lan - A series of Phy workarounds to be
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2160
 *  done after every PHY reset.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2161
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2162
static s32 e1000_lv_phy_workarounds_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2164
	s32 ret_val = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
	if (hw->mac.type != e1000_pch2lan)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2167
		return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2168
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2169
	/* Set MDIO slow mode before any other MDIO access */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2170
	ret_val = e1000_set_mdio_slow_mode_hv(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2171
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2172
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2173
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2174
	ret_val = hw->phy.ops.acquire(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2176
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
	/* set MSE higher to enable link to stay up when noise is high */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2178
	ret_val = e1000_write_emi_reg_locked(hw, I82579_MSE_THRESHOLD, 0x0034);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2179
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2180
		goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
	/* drop link after 5 times MSE threshold was reached */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2182
	ret_val = e1000_write_emi_reg_locked(hw, I82579_MSE_LINK_DOWN, 0x0005);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2183
release:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2184
	hw->phy.ops.release(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2187
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2189
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2190
 *  e1000_k1_gig_workaround_lv - K1 Si workaround
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
 *  @hw:   pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2193
 *  Workaround to set the K1 beacon duration for 82579 parts
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2194
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2195
static s32 e1000_k1_workaround_lv(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2196
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
	s32 ret_val = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
	u16 status_reg = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
	u32 mac_reg;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
	u16 phy_reg;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2201
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
	if (hw->mac.type != e1000_pch2lan)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2203
		return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2204
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2205
	/* Set K1 beacon duration based on 1Gbps speed or otherwise */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2206
	ret_val = e1e_rphy(hw, HV_M_STATUS, &status_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2207
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2208
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2209
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2210
	if ((status_reg & (HV_M_STATUS_LINK_UP | HV_M_STATUS_AUTONEG_COMPLETE))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2211
	    == (HV_M_STATUS_LINK_UP | HV_M_STATUS_AUTONEG_COMPLETE)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
		mac_reg = er32(FEXTNVM4);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
		mac_reg &= ~E1000_FEXTNVM4_BEACON_DURATION_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2215
		ret_val = e1e_rphy(hw, I82579_LPI_CTRL, &phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2216
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
		if (status_reg & HV_M_STATUS_SPEED_1000) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
			u16 pm_phy_reg;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2221
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2222
			mac_reg |= E1000_FEXTNVM4_BEACON_DURATION_8USEC;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2223
			phy_reg &= ~I82579_LPI_CTRL_FORCE_PLL_LOCK_COUNT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2224
			/* LV 1G Packet drop issue wa  */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2225
			ret_val = e1e_rphy(hw, HV_PM_CTRL, &pm_phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2226
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
				return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2228
			pm_phy_reg &= ~HV_PM_CTRL_PLL_STOP_IN_K1_GIGA;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2229
			ret_val = e1e_wphy(hw, HV_PM_CTRL, pm_phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2230
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
				return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
		} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2233
			mac_reg |= E1000_FEXTNVM4_BEACON_DURATION_16USEC;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
			phy_reg |= I82579_LPI_CTRL_FORCE_PLL_LOCK_COUNT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2235
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2236
		ew32(FEXTNVM4, mac_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2237
		ret_val = e1e_wphy(hw, I82579_LPI_CTRL, phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2238
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2240
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2241
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2242
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2243
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2244
 *  e1000_gate_hw_phy_config_ich8lan - disable PHY config via hardware
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2245
 *  @hw:   pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2246
 *  @gate: boolean set to true to gate, false to ungate
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2247
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
 *  Gate/ungate the automatic PHY configuration via hardware; perform
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2249
 *  the configuration via software instead.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2250
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2251
static void e1000_gate_hw_phy_config_ich8lan(struct e1000_hw *hw, bool gate)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2252
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
	u32 extcnf_ctrl;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2255
	if (hw->mac.type < e1000_pch2lan)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2256
		return;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2257
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2258
	extcnf_ctrl = er32(EXTCNF_CTRL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2259
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2260
	if (gate)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2261
		extcnf_ctrl |= E1000_EXTCNF_CTRL_GATE_PHY_CFG;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2262
	else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2263
		extcnf_ctrl &= ~E1000_EXTCNF_CTRL_GATE_PHY_CFG;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2264
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2265
	ew32(EXTCNF_CTRL, extcnf_ctrl);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2266
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2268
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2269
 *  e1000_lan_init_done_ich8lan - Check for PHY config completion
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2271
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
 *  Check the appropriate indication the MAC has finished configuring the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2273
 *  PHY after a software reset.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2274
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2275
static void e1000_lan_init_done_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2276
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
	u32 data, loop = E1000_ICH8_LAN_INIT_TIMEOUT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
	/* Wait for basic configuration completes before proceeding */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
	do {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
		data = er32(STATUS);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2282
		data &= E1000_STATUS_LAN_INIT_DONE;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2283
		usleep_range(100, 200);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2284
	} while ((!data) && --loop);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2285
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
	/* If basic configuration is incomplete before the above loop
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2287
	 * count reaches 0, loading the configuration from NVM will
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2288
	 * leave the PHY in a bad state possibly resulting in no link.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2289
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2290
	if (loop == 0)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2291
		e_dbg("LAN_INIT_DONE not set, increase timeout\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
	/* Clear the Init Done bit for the next init event */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2294
	data = er32(STATUS);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
	data &= ~E1000_STATUS_LAN_INIT_DONE;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
	ew32(STATUS, data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2297
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2298
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2299
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2300
 *  e1000_post_phy_reset_ich8lan - Perform steps required after a PHY reset
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2302
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2303
static s32 e1000_post_phy_reset_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2305
	s32 ret_val = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
	u16 reg;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2307
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2308
	if (hw->phy.ops.check_reset_block(hw))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
		return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2310
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2311
	/* Allow time for h/w to get to quiescent state after reset */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2312
	usleep_range(10000, 20000);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2313
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
	/* Perform any necessary post-reset workarounds */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
	switch (hw->mac.type) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2316
	case e1000_pchlan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2317
		ret_val = e1000_hv_phy_workarounds_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2318
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
	case e1000_pch2lan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2322
		ret_val = e1000_lv_phy_workarounds_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
	default:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2327
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2328
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
	/* Clear the host wakeup bit after lcd reset */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
	if (hw->mac.type >= e1000_pchlan) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2332
		e1e_rphy(hw, BM_PORT_GEN_CFG, &reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2333
		reg &= ~BM_WUC_HOST_WU_BIT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2334
		e1e_wphy(hw, BM_PORT_GEN_CFG, reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2335
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2336
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2337
	/* Configure the LCD with the extended configuration region in NVM */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2338
	ret_val = e1000_sw_lcd_config_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2339
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2340
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2342
	/* Configure the LCD with the OEM bits in NVM */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2343
	ret_val = e1000_oem_bits_config_ich8lan(hw, true);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2344
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
	if (hw->mac.type == e1000_pch2lan) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
		/* Ungate automatic PHY configuration on non-managed 82579 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
		if (!(er32(FWSM) & E1000_ICH_FWSM_FW_VALID)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
			usleep_range(10000, 20000);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2349
			e1000_gate_hw_phy_config_ich8lan(hw, false);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2352
		/* Set EEE LPI Update Timer to 200usec */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2353
		ret_val = hw->phy.ops.acquire(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2354
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
		ret_val = e1000_write_emi_reg_locked(hw,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
						     I82579_LPI_UPDATE_TIMER,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
						     0x1387);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
		hw->phy.ops.release(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2361
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2362
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2365
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2366
 *  e1000_phy_hw_reset_ich8lan - Performs a PHY reset
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2367
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2368
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
 *  Resets the PHY
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2370
 *  This is a function pointer entry point called by drivers
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
 *  or other shared routines.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2372
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
static s32 e1000_phy_hw_reset_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2375
	s32 ret_val = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
	/* Gate automatic PHY configuration by hardware on non-managed 82579 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2378
	if ((hw->mac.type == e1000_pch2lan) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
	    !(er32(FWSM) & E1000_ICH_FWSM_FW_VALID))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
		e1000_gate_hw_phy_config_ich8lan(hw, true);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
	ret_val = e1000e_phy_hw_reset_generic(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2383
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2384
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2385
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2386
	return e1000_post_phy_reset_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2388
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2389
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
 *  e1000_set_lplu_state_pchlan - Set Low Power Link Up state
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2391
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2392
 *  @active: true to enable LPLU, false to disable
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
 *  Sets the LPLU state according to the active flag.  For PCH, if OEM write
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2395
 *  bit are disabled in the NVM, writing the LPLU bits in the MAC will not set
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
 *  the phy speed. This function will manually set the LPLU bit and restart
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
 *  auto-neg as hw would do. D3 and D0 LPLU will call the same function
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
 *  since it configures the same bit.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2399
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
static s32 e1000_set_lplu_state_pchlan(struct e1000_hw *hw, bool active)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2402
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2403
	u16 oem_reg;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2404
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2405
	ret_val = e1e_rphy(hw, HV_OEM_BITS, &oem_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2406
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2407
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2408
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2409
	if (active)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2410
		oem_reg |= HV_OEM_BITS_LPLU;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2411
	else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2412
		oem_reg &= ~HV_OEM_BITS_LPLU;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2413
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2414
	if (!hw->phy.ops.check_reset_block(hw))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2415
		oem_reg |= HV_OEM_BITS_RESTART_AN;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
	return e1e_wphy(hw, HV_OEM_BITS, oem_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2419
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
 *  e1000_set_d0_lplu_state_ich8lan - Set Low Power Linkup D0 state
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
 *  @active: true to enable LPLU, false to disable
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2424
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2425
 *  Sets the LPLU D0 state according to the active flag.  When
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2426
 *  activating LPLU this function also disables smart speed
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2427
 *  and vice versa.  LPLU will not be activated unless the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2428
 *  device autonegotiation advertisement meets standards of
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
 *  either 10 or 10/100 or 10/100/1000 at all duplexes.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2430
 *  This is a function pointer entry point only called by
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2431
 *  PHY setup routines.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2432
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
static s32 e1000_set_d0_lplu_state_ich8lan(struct e1000_hw *hw, bool active)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
	struct e1000_phy_info *phy = &hw->phy;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
	u32 phy_ctrl;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
	s32 ret_val = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2438
	u16 data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
	if (phy->type == e1000_phy_ife)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
		return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
	phy_ctrl = er32(PHY_CTRL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2444
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2445
	if (active) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
		phy_ctrl |= E1000_PHY_CTRL_D0A_LPLU;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2447
		ew32(PHY_CTRL, phy_ctrl);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2448
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
		if (phy->type != e1000_phy_igp_3)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2450
			return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2451
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
		/* Call gig speed drop workaround on LPLU before accessing
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
		 * any PHY registers
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2455
		if (hw->mac.type == e1000_ich8lan)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2456
			e1000e_gig_downshift_workaround_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2457
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
		/* When LPLU is enabled, we should disable SmartSpeed */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
		ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
		data &= ~IGP01E1000_PSCFR_SMART_SPEED;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2463
		ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2464
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2465
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
	} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
		phy_ctrl &= ~E1000_PHY_CTRL_D0A_LPLU;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2468
		ew32(PHY_CTRL, phy_ctrl);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
		if (phy->type != e1000_phy_igp_3)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
			return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
		/* LPLU and SmartSpeed are mutually exclusive.  LPLU is used
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
		 * during Dx states where the power conservation is most
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
		 * important.  During driver activity we should enable
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2476
		 * SmartSpeed, so performance is maintained.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2478
		if (phy->smart_speed == e1000_smart_speed_on) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
					   &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2481
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2482
				return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2483
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2484
			data |= IGP01E1000_PSCFR_SMART_SPEED;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2485
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2486
					   data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2488
				return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
		} else if (phy->smart_speed == e1000_smart_speed_off) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2490
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2491
					   &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2493
				return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2495
			data &= ~IGP01E1000_PSCFR_SMART_SPEED;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2496
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2497
					   data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2498
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2499
				return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2504
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2505
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2506
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2507
 *  e1000_set_d3_lplu_state_ich8lan - Set Low Power Linkup D3 state
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2508
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2509
 *  @active: true to enable LPLU, false to disable
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2511
 *  Sets the LPLU D3 state according to the active flag.  When
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2512
 *  activating LPLU this function also disables smart speed
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2513
 *  and vice versa.  LPLU will not be activated unless the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2514
 *  device autonegotiation advertisement meets standards of
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2515
 *  either 10 or 10/100 or 10/100/1000 at all duplexes.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2516
 *  This is a function pointer entry point only called by
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2517
 *  PHY setup routines.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
static s32 e1000_set_d3_lplu_state_ich8lan(struct e1000_hw *hw, bool active)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2520
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2521
	struct e1000_phy_info *phy = &hw->phy;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2522
	u32 phy_ctrl;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2523
	s32 ret_val = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2524
	u16 data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2525
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
	phy_ctrl = er32(PHY_CTRL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2528
	if (!active) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2529
		phy_ctrl &= ~E1000_PHY_CTRL_NOND0A_LPLU;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2530
		ew32(PHY_CTRL, phy_ctrl);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2532
		if (phy->type != e1000_phy_igp_3)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2533
			return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2534
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2535
		/* LPLU and SmartSpeed are mutually exclusive.  LPLU is used
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
		 * during Dx states where the power conservation is most
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
		 * important.  During driver activity we should enable
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2538
		 * SmartSpeed, so performance is maintained.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2539
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
		if (phy->smart_speed == e1000_smart_speed_on) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2542
					   &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2543
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
				return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
			data |= IGP01E1000_PSCFR_SMART_SPEED;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2548
					   data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2550
				return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2551
		} else if (phy->smart_speed == e1000_smart_speed_off) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
					   &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
				return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2556
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2557
			data &= ~IGP01E1000_PSCFR_SMART_SPEED;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2558
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2559
					   data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2560
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
				return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2562
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2563
	} else if ((phy->autoneg_advertised == E1000_ALL_SPEED_DUPLEX) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
		   (phy->autoneg_advertised == E1000_ALL_NOT_GIG) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2565
		   (phy->autoneg_advertised == E1000_ALL_10_SPEED)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
		phy_ctrl |= E1000_PHY_CTRL_NOND0A_LPLU;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2567
		ew32(PHY_CTRL, phy_ctrl);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2568
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2569
		if (phy->type != e1000_phy_igp_3)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2570
			return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2571
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
		/* Call gig speed drop workaround on LPLU before accessing
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
		 * any PHY registers
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2574
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2575
		if (hw->mac.type == e1000_ich8lan)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2576
			e1000e_gig_downshift_workaround_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
		/* When LPLU is enabled, we should disable SmartSpeed */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
		ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2581
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2582
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2583
		data &= ~IGP01E1000_PSCFR_SMART_SPEED;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2584
		ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2585
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2586
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2588
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2589
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2590
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2591
 *  e1000_valid_nvm_bank_detect_ich8lan - finds out the valid bank 0 or 1
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2592
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2593
 *  @bank:  pointer to the variable that returns the active bank
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2594
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
 *  Reads signature byte from the NVM using the flash access registers.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2596
 *  Word 0x13 bits 15:14 = 10b indicate a valid signature for that bank.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2597
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
static s32 e1000_valid_nvm_bank_detect_ich8lan(struct e1000_hw *hw, u32 *bank)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2599
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
	u32 eecd;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2601
	struct e1000_nvm_info *nvm = &hw->nvm;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2602
	u32 bank1_offset = nvm->flash_bank_size * sizeof(u16);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
	u32 act_offset = E1000_ICH_NVM_SIG_WORD * 2 + 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
	u8 sig_byte = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2605
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2606
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
	switch (hw->mac.type) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2608
	case e1000_ich8lan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
	case e1000_ich9lan:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
		eecd = er32(EECD);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
		if ((eecd & E1000_EECD_SEC1VAL_VALID_MASK) ==
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
		    E1000_EECD_SEC1VAL_VALID_MASK) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2613
			if (eecd & E1000_EECD_SEC1VAL)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2614
				*bank = 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
			else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2616
				*bank = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2618
			return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2619
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
		e_dbg("Unable to determine valid NVM bank via EEC - reading flash signature\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
		/* fall-thru */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2622
	default:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
		/* set bank to 0 in case flash read fails */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2624
		*bank = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2625
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2626
		/* Check bank 0 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2627
		ret_val = e1000_read_flash_byte_ich8lan(hw, act_offset,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
							&sig_byte);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2629
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2630
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2631
		if ((sig_byte & E1000_ICH_NVM_VALID_SIG_MASK) ==
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2632
		    E1000_ICH_NVM_SIG_VALUE) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2633
			*bank = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2634
			return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2635
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2636
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
		/* Check bank 1 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
		ret_val = e1000_read_flash_byte_ich8lan(hw, act_offset +
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2639
							bank1_offset,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
							&sig_byte);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2642
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2643
		if ((sig_byte & E1000_ICH_NVM_VALID_SIG_MASK) ==
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2644
		    E1000_ICH_NVM_SIG_VALUE) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2645
			*bank = 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2646
			return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2648
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2649
		e_dbg("ERROR: No valid NVM bank present\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
		return -E1000_ERR_NVM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2651
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2652
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2653
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
 *  e1000_read_nvm_ich8lan - Read word(s) from the NVM
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
 *  @offset: The offset (in bytes) of the word(s) to read.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
 *  @words: Size of data to read in words
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2659
 *  @data: Pointer to the word(s) to read at offset.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
 *  Reads a word(s) from the NVM using the flash access registers.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2663
static s32 e1000_read_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
				  u16 *data)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2665
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2666
	struct e1000_nvm_info *nvm = &hw->nvm;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2667
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2668
	u32 act_offset;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2669
	s32 ret_val = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
	u32 bank = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2671
	u16 i, word;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2672
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
	if ((offset >= nvm->word_size) || (words > nvm->word_size - offset) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
	    (words == 0)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2675
		e_dbg("nvm parameter(s) out of bounds\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2676
		ret_val = -E1000_ERR_NVM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2677
		goto out;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2680
	nvm->ops.acquire(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2681
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2682
	ret_val = e1000_valid_nvm_bank_detect_ich8lan(hw, &bank);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2683
	if (ret_val) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2684
		e_dbg("Could not detect valid bank, assuming bank 0\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
		bank = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2686
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
	act_offset = (bank) ? nvm->flash_bank_size : 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
	act_offset += offset;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2690
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
	ret_val = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
	for (i = 0; i < words; i++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2693
		if (dev_spec->shadow_ram[offset + i].modified) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
			data[i] = dev_spec->shadow_ram[offset + i].value;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2695
		} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
			ret_val = e1000_read_flash_word_ich8lan(hw,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2697
								act_offset + i,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
								&word);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
				break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2701
			data[i] = word;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2702
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2703
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2705
	nvm->ops.release(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
out:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2708
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2709
		e_dbg("NVM read error: %d\n", ret_val);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2715
 *  e1000_flash_cycle_init_ich8lan - Initialize flash
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2716
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2717
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2718
 *  This function does initial flash setup so that a new read/write/erase cycle
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2719
 *  can be started.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2720
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2721
static s32 e1000_flash_cycle_init_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2722
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2723
	union ich8_hws_flash_status hsfsts;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2724
	s32 ret_val = -E1000_ERR_NVM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
	hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2727
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
	/* Check if the flash descriptor is valid */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2729
	if (!hsfsts.hsf_status.fldesvalid) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
		e_dbg("Flash descriptor invalid.  SW Sequencing must be used.\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
		return -E1000_ERR_NVM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2732
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2733
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2734
	/* Clear FCERR and DAEL in hw status by writing 1 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
	hsfsts.hsf_status.flcerr = 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2736
	hsfsts.hsf_status.dael = 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2737
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2738
	ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2739
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2740
	/* Either we should have a hardware SPI cycle in progress
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2741
	 * bit to check against, in order to start a new cycle or
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2742
	 * FDONE bit should be changed in the hardware so that it
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2743
	 * is 1 after hardware reset, which can then be used as an
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2744
	 * indication whether a cycle is in progress or has been
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2745
	 * completed.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2746
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
	if (!hsfsts.hsf_status.flcinprog) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2749
		/* There is no cycle running at present,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2750
		 * so we can start a cycle.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2751
		 * Begin by setting Flash Cycle Done.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2752
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2753
		hsfsts.hsf_status.flcdone = 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2754
		ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2755
		ret_val = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2756
	} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2757
		s32 i;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
		/* Otherwise poll for sometime so the current
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2760
		 * cycle has a chance to end before giving up.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2761
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2762
		for (i = 0; i < ICH_FLASH_READ_COMMAND_TIMEOUT; i++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
			hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
			if (!hsfsts.hsf_status.flcinprog) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2765
				ret_val = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2766
				break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
			}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
			udelay(1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2769
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
		if (!ret_val) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2771
			/* Successful in waiting for previous cycle to timeout,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2772
			 * now set the Flash Cycle Done.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2773
			 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2774
			hsfsts.hsf_status.flcdone = 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
			ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
		} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2777
			e_dbg("Flash controller busy, cannot get access\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2778
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2780
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2781
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2782
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2783
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2785
 *  e1000_flash_cycle_ich8lan - Starts flash cycle (read/write/erase)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2786
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2787
 *  @timeout: maximum time to wait for completion
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2788
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
 *  This function starts a flash cycle and waits for its completion.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2790
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2791
static s32 e1000_flash_cycle_ich8lan(struct e1000_hw *hw, u32 timeout)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
	union ich8_hws_flash_ctrl hsflctl;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
	union ich8_hws_flash_status hsfsts;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2795
	u32 i = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2796
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
	/* Start a cycle by writing 1 in Flash Cycle Go in Hw Flash Control */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2798
	hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
	hsflctl.hsf_ctrl.flcgo = 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
	ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
	/* wait till FDONE bit is set to 1 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
	do {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2804
		hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
		if (hsfsts.hsf_status.flcdone)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2807
		udelay(1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2808
	} while (i++ < timeout);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2809
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
	if (hsfsts.hsf_status.flcdone && !hsfsts.hsf_status.flcerr)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
		return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2812
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2813
	return -E1000_ERR_NVM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2816
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2817
 *  e1000_read_flash_word_ich8lan - Read word from flash
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2818
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2819
 *  @offset: offset to data location
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
 *  @data: pointer to the location for storing the data
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2821
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2822
 *  Reads the flash word at offset into data.  Offset is converted
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2823
 *  to bytes before read.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2824
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2825
static s32 e1000_read_flash_word_ich8lan(struct e1000_hw *hw, u32 offset,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2826
					 u16 *data)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2827
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2828
	/* Must convert offset into bytes. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2829
	offset <<= 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2830
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2831
	return e1000_read_flash_data_ich8lan(hw, offset, 2, data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2832
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2833
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2834
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2835
 *  e1000_read_flash_byte_ich8lan - Read byte from flash
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2837
 *  @offset: The offset of the byte to read.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
 *  @data: Pointer to a byte to store the value read.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2839
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
 *  Reads a single byte from the NVM using the flash access registers.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2842
static s32 e1000_read_flash_byte_ich8lan(struct e1000_hw *hw, u32 offset,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2843
					 u8 *data)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2844
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2845
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
	u16 word = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
	ret_val = e1000_read_flash_data_ich8lan(hw, offset, 1, &word);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2849
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2850
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2851
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
	*data = (u8)word;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2855
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2856
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2857
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
 *  e1000_read_flash_data_ich8lan - Read byte or word from NVM
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
 *  @offset: The offset (in bytes) of the byte or word to read.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
 *  @size: Size of data to read, 1=byte 2=word
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
 *  @data: Pointer to the word to store the value read.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
 *  Reads a byte or word from the NVM using the flash access registers.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
static s32 e1000_read_flash_data_ich8lan(struct e1000_hw *hw, u32 offset,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
					 u8 size, u16 *data)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
	union ich8_hws_flash_status hsfsts;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2870
	union ich8_hws_flash_ctrl hsflctl;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
	u32 flash_linear_addr;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2872
	u32 flash_data = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
	s32 ret_val = -E1000_ERR_NVM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
	u8 count = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2876
	if (size < 1 || size > 2 || offset > ICH_FLASH_LINEAR_ADDR_MASK)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
		return -E1000_ERR_NVM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2879
	flash_linear_addr = ((ICH_FLASH_LINEAR_ADDR_MASK & offset) +
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
			     hw->nvm.flash_base_addr);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
	do {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
		udelay(1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2884
		/* Steps */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
		ret_val = e1000_flash_cycle_init_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2887
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2888
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2889
		hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2890
		/* 0b/1b corresponds to 1 or 2 byte size, respectively. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
		hsflctl.hsf_ctrl.fldbcount = size - 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2892
		hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_READ;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2893
		ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2894
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
		ew32flash(ICH_FLASH_FADDR, flash_linear_addr);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
		ret_val =
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
		    e1000_flash_cycle_ich8lan(hw,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2899
					      ICH_FLASH_READ_COMMAND_TIMEOUT);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2900
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2901
		/* Check if FCERR is set to 1, if set to 1, clear it
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
		 * and try the whole sequence a few more times, else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
		 * read in (shift in) the Flash Data0, the order is
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2904
		 * least significant byte first msb to lsb
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2905
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2906
		if (!ret_val) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2907
			flash_data = er32flash(ICH_FLASH_FDATA0);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
			if (size == 1)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2909
				*data = (u8)(flash_data & 0x000000FF);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
			else if (size == 2)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
				*data = (u16)(flash_data & 0x0000FFFF);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2913
		} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
			/* If we've gotten here, then things are probably
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
			 * completely hosed, but if the error condition is
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2916
			 * detected, it won't hurt to give it another try...
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2917
			 * ICH_FLASH_CYCLE_REPEAT_COUNT times.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2918
			 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2919
			hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
			if (hsfsts.hsf_status.flcerr) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
				/* Repeat for some time before giving up. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2922
				continue;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2923
			} else if (!hsfsts.hsf_status.flcdone) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
				e_dbg("Timeout error - flash cycle did not complete.\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
				break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2926
			}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2927
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2928
	} while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2929
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2931
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2932
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
 *  e1000_write_nvm_ich8lan - Write word(s) to the NVM
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
 *  @offset: The offset (in bytes) of the word(s) to write.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
 *  @words: Size of data to write in words
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2938
 *  @data: Pointer to the word(s) to write at offset.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2940
 *  Writes a byte or word to the NVM using the flash access registers.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2941
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2942
static s32 e1000_write_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
				   u16 *data)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2944
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
	struct e1000_nvm_info *nvm = &hw->nvm;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
	u16 i;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
	if ((offset >= nvm->word_size) || (words > nvm->word_size - offset) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2950
	    (words == 0)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
		e_dbg("nvm parameter(s) out of bounds\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
		return -E1000_ERR_NVM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2955
	nvm->ops.acquire(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2956
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
	for (i = 0; i < words; i++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
		dev_spec->shadow_ram[offset + i].modified = true;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
		dev_spec->shadow_ram[offset + i].value = data[i];
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2960
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2961
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2962
	nvm->ops.release(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2964
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2966
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
 *  e1000_update_nvm_checksum_ich8lan - Update the checksum for NVM
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2969
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2970
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
 *  The NVM checksum is updated by calling the generic update_nvm_checksum,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2972
 *  which writes the checksum to the shadow ram.  The changes in the shadow
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2973
 *  ram are then committed to the EEPROM by processing each bank at a time
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2974
 *  checking for the modified bit and writing only the pending changes.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2975
 *  After a successful commit, the shadow ram is cleared and is ready for
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2976
 *  future writes.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2980
	struct e1000_nvm_info *nvm = &hw->nvm;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2982
	u32 i, act_offset, new_bank_offset, old_bank_offset, bank;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2984
	u16 data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2985
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
	ret_val = e1000e_update_nvm_checksum_generic(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2987
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2988
		goto out;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
	if (nvm->type != e1000_nvm_flash_sw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
		goto out;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
	nvm->ops.acquire(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2995
	/* We're writing to the opposite bank so if we're on bank 1,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2996
	 * write to bank 0 etc.  We also need to erase the segment that
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
	 * is going to be written
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2999
	ret_val = e1000_valid_nvm_bank_detect_ich8lan(hw, &bank);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
	if (ret_val) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
		e_dbg("Could not detect valid bank, assuming bank 0\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
		bank = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3004
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3005
	if (bank == 0) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3006
		new_bank_offset = nvm->flash_bank_size;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3007
		old_bank_offset = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3008
		ret_val = e1000_erase_flash_bank_ich8lan(hw, 1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3009
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3010
			goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3011
	} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3012
		old_bank_offset = nvm->flash_bank_size;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
		new_bank_offset = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
		ret_val = e1000_erase_flash_bank_ich8lan(hw, 0);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3015
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
			goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3017
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3018
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3019
	for (i = 0; i < E1000_ICH8_SHADOW_RAM_WORDS; i++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3020
		/* Determine whether to write the value stored
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
		 * in the other NVM bank or a modified value stored
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3022
		 * in the shadow RAM
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3023
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
		if (dev_spec->shadow_ram[i].modified) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
			data = dev_spec->shadow_ram[i].value;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
		} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3027
			ret_val = e1000_read_flash_word_ich8lan(hw, i +
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3028
								old_bank_offset,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
								&data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3030
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3031
				break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3032
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3033
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3034
		/* If the word is 0x13, then make sure the signature bits
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
		 * (15:14) are 11b until the commit has completed.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
		 * This will allow us to write 10b which indicates the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3037
		 * signature is valid.  We want to do this after the write
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3038
		 * has completed so that we don't mark the segment valid
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
		 * while the write is still in progress
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3040
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3041
		if (i == E1000_ICH_NVM_SIG_WORD)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3042
			data |= E1000_ICH_NVM_SIG_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3043
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
		/* Convert offset to bytes. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
		act_offset = (i + new_bank_offset) << 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3046
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
		usleep_range(100, 200);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
		/* Write the bytes to the new bank. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3049
		ret_val = e1000_retry_write_flash_byte_ich8lan(hw,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3050
							       act_offset,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3051
							       (u8)data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3053
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3054
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3055
		usleep_range(100, 200);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3056
		ret_val = e1000_retry_write_flash_byte_ich8lan(hw,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
							       act_offset + 1,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
							       (u8)(data >> 8));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3062
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3063
	/* Don't bother writing the segment valid bits if sector
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3064
	 * programming failed.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3065
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3066
	if (ret_val) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3067
		/* Possibly read-only, see e1000e_write_protect_nvm_ich8lan() */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3068
		e_dbg("Flash commit failed.\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3069
		goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3070
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3071
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3072
	/* Finally validate the new segment by setting bit 15:14
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3073
	 * to 10b in word 0x13 , this can be done without an
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3074
	 * erase as well since these bits are 11 to start with
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3075
	 * and we need to change bit 14 to 0b
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3076
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3077
	act_offset = new_bank_offset + E1000_ICH_NVM_SIG_WORD;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3078
	ret_val = e1000_read_flash_word_ich8lan(hw, act_offset, &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3079
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3080
		goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3081
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3082
	data &= 0xBFFF;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3083
	ret_val = e1000_retry_write_flash_byte_ich8lan(hw,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3084
						       act_offset * 2 + 1,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3085
						       (u8)(data >> 8));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3086
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3087
		goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3088
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3089
	/* And invalidate the previously valid segment by setting
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3090
	 * its signature word (0x13) high_byte to 0b. This can be
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3091
	 * done without an erase because flash erase sets all bits
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3092
	 * to 1's. We can write 1's to 0's without an erase
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3093
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3094
	act_offset = (old_bank_offset + E1000_ICH_NVM_SIG_WORD) * 2 + 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3095
	ret_val = e1000_retry_write_flash_byte_ich8lan(hw, act_offset, 0);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3096
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3097
		goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3098
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3099
	/* Great!  Everything worked, we can now clear the cached entries. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3100
	for (i = 0; i < E1000_ICH8_SHADOW_RAM_WORDS; i++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3101
		dev_spec->shadow_ram[i].modified = false;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3102
		dev_spec->shadow_ram[i].value = 0xFFFF;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3103
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3104
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3105
release:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3106
	nvm->ops.release(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3107
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3108
	/* Reload the EEPROM, or else modifications will not appear
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3109
	 * until after the next adapter reset.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3110
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3111
	if (!ret_val) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3112
		nvm->ops.reload(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3113
		usleep_range(10000, 20000);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3114
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3115
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3116
out:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3117
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3118
		e_dbg("NVM update error: %d\n", ret_val);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3119
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3120
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3121
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3122
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3123
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3124
 *  e1000_validate_nvm_checksum_ich8lan - Validate EEPROM checksum
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3125
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3126
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3127
 *  Check to see if checksum needs to be fixed by reading bit 6 in word 0x19.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3128
 *  If the bit is 0, that the EEPROM had been modified, but the checksum was not
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3129
 *  calculated, in which case we need to calculate the checksum and set bit 6.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3130
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3131
static s32 e1000_validate_nvm_checksum_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3132
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3133
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3134
	u16 data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3135
	u16 word;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3136
	u16 valid_csum_mask;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3137
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3138
	/* Read NVM and check Invalid Image CSUM bit.  If this bit is 0,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3139
	 * the checksum needs to be fixed.  This bit is an indication that
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3140
	 * the NVM was prepared by OEM software and did not calculate
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3141
	 * the checksum...a likely scenario.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3142
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3143
	switch (hw->mac.type) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3144
	case e1000_pch_lpt:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3145
		word = NVM_COMPAT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3146
		valid_csum_mask = NVM_COMPAT_VALID_CSUM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3147
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3148
	default:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3149
		word = NVM_FUTURE_INIT_WORD1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3150
		valid_csum_mask = NVM_FUTURE_INIT_WORD1_VALID_CSUM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3151
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3152
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3153
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3154
	ret_val = e1000_read_nvm(hw, word, 1, &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3155
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3156
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3157
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3158
	if (!(data & valid_csum_mask)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3159
		data |= valid_csum_mask;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3160
		ret_val = e1000_write_nvm(hw, word, 1, &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3161
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3162
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3163
		ret_val = e1000e_update_nvm_checksum(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3164
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3165
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3166
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3167
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3168
	return e1000e_validate_nvm_checksum_generic(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3169
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3170
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3171
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3172
 *  e1000e_write_protect_nvm_ich8lan - Make the NVM read-only
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3173
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3174
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3175
 *  To prevent malicious write/erase of the NVM, set it to be read-only
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3176
 *  so that the hardware ignores all write/erase cycles of the NVM via
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3177
 *  the flash control registers.  The shadow-ram copy of the NVM will
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3178
 *  still be updated, however any updates to this copy will not stick
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3179
 *  across driver reloads.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3180
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3181
void e1000e_write_protect_nvm_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3182
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3183
	struct e1000_nvm_info *nvm = &hw->nvm;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3184
	union ich8_flash_protected_range pr0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3185
	union ich8_hws_flash_status hsfsts;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3186
	u32 gfpreg;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3187
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3188
	nvm->ops.acquire(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3189
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3190
	gfpreg = er32flash(ICH_FLASH_GFPREG);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3191
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3192
	/* Write-protect GbE Sector of NVM */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3193
	pr0.regval = er32flash(ICH_FLASH_PR0);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3194
	pr0.range.base = gfpreg & FLASH_GFPREG_BASE_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3195
	pr0.range.limit = ((gfpreg >> 16) & FLASH_GFPREG_BASE_MASK);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3196
	pr0.range.wpe = true;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3197
	ew32flash(ICH_FLASH_PR0, pr0.regval);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3198
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3199
	/* Lock down a subset of GbE Flash Control Registers, e.g.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3200
	 * PR0 to prevent the write-protection from being lifted.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3201
	 * Once FLOCKDN is set, the registers protected by it cannot
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3202
	 * be written until FLOCKDN is cleared by a hardware reset.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3203
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3204
	hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3205
	hsfsts.hsf_status.flockdn = true;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3206
	ew32flash(ICH_FLASH_HSFSTS, hsfsts.regval);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3207
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3208
	nvm->ops.release(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3209
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3210
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3211
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3212
 *  e1000_write_flash_data_ich8lan - Writes bytes to the NVM
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3213
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3214
 *  @offset: The offset (in bytes) of the byte/word to read.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3215
 *  @size: Size of data to read, 1=byte 2=word
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3216
 *  @data: The byte(s) to write to the NVM.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3217
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3218
 *  Writes one/two bytes to the NVM using the flash access registers.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3219
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3220
static s32 e1000_write_flash_data_ich8lan(struct e1000_hw *hw, u32 offset,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3221
					  u8 size, u16 data)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3222
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3223
	union ich8_hws_flash_status hsfsts;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3224
	union ich8_hws_flash_ctrl hsflctl;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3225
	u32 flash_linear_addr;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3226
	u32 flash_data = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3227
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3228
	u8 count = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3229
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3230
	if (size < 1 || size > 2 || data > size * 0xff ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3231
	    offset > ICH_FLASH_LINEAR_ADDR_MASK)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3232
		return -E1000_ERR_NVM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3233
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3234
	flash_linear_addr = ((ICH_FLASH_LINEAR_ADDR_MASK & offset) +
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3235
			     hw->nvm.flash_base_addr);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3236
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3237
	do {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3238
		udelay(1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3239
		/* Steps */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3240
		ret_val = e1000_flash_cycle_init_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3241
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3242
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3243
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3244
		hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3245
		/* 0b/1b corresponds to 1 or 2 byte size, respectively. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3246
		hsflctl.hsf_ctrl.fldbcount = size - 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3247
		hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_WRITE;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3248
		ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3249
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3250
		ew32flash(ICH_FLASH_FADDR, flash_linear_addr);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3251
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3252
		if (size == 1)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3253
			flash_data = (u32)data & 0x00FF;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3254
		else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3255
			flash_data = (u32)data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3256
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3257
		ew32flash(ICH_FLASH_FDATA0, flash_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3258
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3259
		/* check if FCERR is set to 1 , if set to 1, clear it
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3260
		 * and try the whole sequence a few more times else done
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3261
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3262
		ret_val =
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3263
		    e1000_flash_cycle_ich8lan(hw,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3264
					      ICH_FLASH_WRITE_COMMAND_TIMEOUT);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3265
		if (!ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3266
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3267
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3268
		/* If we're here, then things are most likely
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3269
		 * completely hosed, but if the error condition
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3270
		 * is detected, it won't hurt to give it another
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3271
		 * try...ICH_FLASH_CYCLE_REPEAT_COUNT times.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3272
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3273
		hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3274
		if (hsfsts.hsf_status.flcerr)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3275
			/* Repeat for some time before giving up. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3276
			continue;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3277
		if (!hsfsts.hsf_status.flcdone) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3278
			e_dbg("Timeout error - flash cycle did not complete.\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3279
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3280
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3281
	} while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3282
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3283
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3284
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3285
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3286
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3287
 *  e1000_write_flash_byte_ich8lan - Write a single byte to NVM
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3288
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3289
 *  @offset: The index of the byte to read.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3290
 *  @data: The byte to write to the NVM.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3291
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3292
 *  Writes a single byte to the NVM using the flash access registers.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3293
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3294
static s32 e1000_write_flash_byte_ich8lan(struct e1000_hw *hw, u32 offset,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3295
					  u8 data)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3296
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3297
	u16 word = (u16)data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3298
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3299
	return e1000_write_flash_data_ich8lan(hw, offset, 1, word);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3300
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3301
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3302
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3303
 *  e1000_retry_write_flash_byte_ich8lan - Writes a single byte to NVM
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3304
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3305
 *  @offset: The offset of the byte to write.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3306
 *  @byte: The byte to write to the NVM.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3307
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3308
 *  Writes a single byte to the NVM using the flash access registers.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3309
 *  Goes through a retry algorithm before giving up.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3310
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3311
static s32 e1000_retry_write_flash_byte_ich8lan(struct e1000_hw *hw,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3312
						u32 offset, u8 byte)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3313
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3314
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3315
	u16 program_retries;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3316
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3317
	ret_val = e1000_write_flash_byte_ich8lan(hw, offset, byte);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3318
	if (!ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3319
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3320
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3321
	for (program_retries = 0; program_retries < 100; program_retries++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3322
		e_dbg("Retrying Byte %2.2X at offset %u\n", byte, offset);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3323
		usleep_range(100, 200);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3324
		ret_val = e1000_write_flash_byte_ich8lan(hw, offset, byte);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3325
		if (!ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3326
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3327
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3328
	if (program_retries == 100)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3329
		return -E1000_ERR_NVM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3330
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3331
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3332
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3333
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3334
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3335
 *  e1000_erase_flash_bank_ich8lan - Erase a bank (4k) from NVM
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3336
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3337
 *  @bank: 0 for first bank, 1 for second bank, etc.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3338
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3339
 *  Erases the bank specified. Each bank is a 4k block. Banks are 0 based.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3340
 *  bank N is 4096 * N + flash_reg_addr.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3341
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3342
static s32 e1000_erase_flash_bank_ich8lan(struct e1000_hw *hw, u32 bank)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3343
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3344
	struct e1000_nvm_info *nvm = &hw->nvm;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3345
	union ich8_hws_flash_status hsfsts;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3346
	union ich8_hws_flash_ctrl hsflctl;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3347
	u32 flash_linear_addr;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3348
	/* bank size is in 16bit words - adjust to bytes */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3349
	u32 flash_bank_size = nvm->flash_bank_size * 2;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3350
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3351
	s32 count = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3352
	s32 j, iteration, sector_size;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3353
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3354
	hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3355
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3356
	/* Determine HW Sector size: Read BERASE bits of hw flash status
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3357
	 * register
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3358
	 * 00: The Hw sector is 256 bytes, hence we need to erase 16
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3359
	 *     consecutive sectors.  The start index for the nth Hw sector
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3360
	 *     can be calculated as = bank * 4096 + n * 256
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3361
	 * 01: The Hw sector is 4K bytes, hence we need to erase 1 sector.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3362
	 *     The start index for the nth Hw sector can be calculated
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3363
	 *     as = bank * 4096
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3364
	 * 10: The Hw sector is 8K bytes, nth sector = bank * 8192
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3365
	 *     (ich9 only, otherwise error condition)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3366
	 * 11: The Hw sector is 64K bytes, nth sector = bank * 65536
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3367
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3368
	switch (hsfsts.hsf_status.berasesz) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3369
	case 0:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3370
		/* Hw sector size 256 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3371
		sector_size = ICH_FLASH_SEG_SIZE_256;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3372
		iteration = flash_bank_size / ICH_FLASH_SEG_SIZE_256;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3373
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3374
	case 1:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3375
		sector_size = ICH_FLASH_SEG_SIZE_4K;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3376
		iteration = 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3377
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3378
	case 2:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3379
		sector_size = ICH_FLASH_SEG_SIZE_8K;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3380
		iteration = 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3381
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3382
	case 3:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3383
		sector_size = ICH_FLASH_SEG_SIZE_64K;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3384
		iteration = 1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3385
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3386
	default:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3387
		return -E1000_ERR_NVM;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3388
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3389
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3390
	/* Start with the base address, then add the sector offset. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3391
	flash_linear_addr = hw->nvm.flash_base_addr;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3392
	flash_linear_addr += (bank) ? flash_bank_size : 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3393
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3394
	for (j = 0; j < iteration; j++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3395
		do {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3396
			u32 timeout = ICH_FLASH_ERASE_COMMAND_TIMEOUT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3397
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3398
			/* Steps */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3399
			ret_val = e1000_flash_cycle_init_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3400
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3401
				return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3402
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3403
			/* Write a value 11 (block Erase) in Flash
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3404
			 * Cycle field in hw flash control
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3405
			 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3406
			hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3407
			hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_ERASE;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3408
			ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3409
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3410
			/* Write the last 24 bits of an index within the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3411
			 * block into Flash Linear address field in Flash
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3412
			 * Address.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3413
			 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3414
			flash_linear_addr += (j * sector_size);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3415
			ew32flash(ICH_FLASH_FADDR, flash_linear_addr);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3416
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3417
			ret_val = e1000_flash_cycle_ich8lan(hw, timeout);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3418
			if (!ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3419
				break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3420
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3421
			/* Check if FCERR is set to 1.  If 1,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3422
			 * clear it and try the whole sequence
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3423
			 * a few more times else Done
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3424
			 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3425
			hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3426
			if (hsfsts.hsf_status.flcerr)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3427
				/* repeat for some time before giving up */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3428
				continue;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3429
			else if (!hsfsts.hsf_status.flcdone)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3430
				return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3431
		} while (++count < ICH_FLASH_CYCLE_REPEAT_COUNT);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3432
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3433
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3434
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3435
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3436
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3437
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3438
 *  e1000_valid_led_default_ich8lan - Set the default LED settings
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3439
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3440
 *  @data: Pointer to the LED settings
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3441
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3442
 *  Reads the LED default settings from the NVM to data.  If the NVM LED
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3443
 *  settings is all 0's or F's, set the LED default to a valid LED default
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3444
 *  setting.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3445
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3446
static s32 e1000_valid_led_default_ich8lan(struct e1000_hw *hw, u16 *data)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3447
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3448
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3449
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3450
	ret_val = e1000_read_nvm(hw, NVM_ID_LED_SETTINGS, 1, data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3451
	if (ret_val) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3452
		e_dbg("NVM Read Error\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3453
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3454
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3455
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3456
	if (*data == ID_LED_RESERVED_0000 || *data == ID_LED_RESERVED_FFFF)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3457
		*data = ID_LED_DEFAULT_ICH8LAN;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3458
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3459
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3460
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3461
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3462
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3463
 *  e1000_id_led_init_pchlan - store LED configurations
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3464
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3465
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3466
 *  PCH does not control LEDs via the LEDCTL register, rather it uses
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3467
 *  the PHY LED configuration register.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3468
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3469
 *  PCH also does not have an "always on" or "always off" mode which
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3470
 *  complicates the ID feature.  Instead of using the "on" mode to indicate
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3471
 *  in ledctl_mode2 the LEDs to use for ID (see e1000e_id_led_init_generic()),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3472
 *  use "link_up" mode.  The LEDs will still ID on request if there is no
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3473
 *  link based on logic in e1000_led_[on|off]_pchlan().
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3474
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3475
static s32 e1000_id_led_init_pchlan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3476
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3477
	struct e1000_mac_info *mac = &hw->mac;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3478
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3479
	const u32 ledctl_on = E1000_LEDCTL_MODE_LINK_UP;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3480
	const u32 ledctl_off = E1000_LEDCTL_MODE_LINK_UP | E1000_PHY_LED0_IVRT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3481
	u16 data, i, temp, shift;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3482
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3483
	/* Get default ID LED modes */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3484
	ret_val = hw->nvm.ops.valid_led_default(hw, &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3485
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3486
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3487
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3488
	mac->ledctl_default = er32(LEDCTL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3489
	mac->ledctl_mode1 = mac->ledctl_default;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3490
	mac->ledctl_mode2 = mac->ledctl_default;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3491
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3492
	for (i = 0; i < 4; i++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3493
		temp = (data >> (i << 2)) & E1000_LEDCTL_LED0_MODE_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3494
		shift = (i * 5);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3495
		switch (temp) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3496
		case ID_LED_ON1_DEF2:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3497
		case ID_LED_ON1_ON2:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3498
		case ID_LED_ON1_OFF2:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3499
			mac->ledctl_mode1 &= ~(E1000_PHY_LED0_MASK << shift);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3500
			mac->ledctl_mode1 |= (ledctl_on << shift);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3501
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3502
		case ID_LED_OFF1_DEF2:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3503
		case ID_LED_OFF1_ON2:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3504
		case ID_LED_OFF1_OFF2:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3505
			mac->ledctl_mode1 &= ~(E1000_PHY_LED0_MASK << shift);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3506
			mac->ledctl_mode1 |= (ledctl_off << shift);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3507
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3508
		default:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3509
			/* Do nothing */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3510
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3511
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3512
		switch (temp) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3513
		case ID_LED_DEF1_ON2:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3514
		case ID_LED_ON1_ON2:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3515
		case ID_LED_OFF1_ON2:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3516
			mac->ledctl_mode2 &= ~(E1000_PHY_LED0_MASK << shift);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3517
			mac->ledctl_mode2 |= (ledctl_on << shift);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3518
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3519
		case ID_LED_DEF1_OFF2:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3520
		case ID_LED_ON1_OFF2:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3521
		case ID_LED_OFF1_OFF2:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3522
			mac->ledctl_mode2 &= ~(E1000_PHY_LED0_MASK << shift);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3523
			mac->ledctl_mode2 |= (ledctl_off << shift);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3524
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3525
		default:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3526
			/* Do nothing */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3527
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3528
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3529
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3530
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3531
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3532
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3533
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3534
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3535
 *  e1000_get_bus_info_ich8lan - Get/Set the bus type and width
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3536
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3537
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3538
 *  ICH8 use the PCI Express bus, but does not contain a PCI Express Capability
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3539
 *  register, so the the bus width is hard coded.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3540
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3541
static s32 e1000_get_bus_info_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3542
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3543
	struct e1000_bus_info *bus = &hw->bus;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3544
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3545
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3546
	ret_val = e1000e_get_bus_info_pcie(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3547
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3548
	/* ICH devices are "PCI Express"-ish.  They have
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3549
	 * a configuration space, but do not contain
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3550
	 * PCI Express Capability registers, so bus width
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3551
	 * must be hardcoded.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3552
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3553
	if (bus->width == e1000_bus_width_unknown)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3554
		bus->width = e1000_bus_width_pcie_x1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3555
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3556
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3557
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3558
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3559
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3560
 *  e1000_reset_hw_ich8lan - Reset the hardware
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3561
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3562
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3563
 *  Does a full reset of the hardware which includes a reset of the PHY and
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3564
 *  MAC.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3565
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3566
static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3567
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3568
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3569
	u16 kum_cfg;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3570
	u32 ctrl, reg;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3571
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3572
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3573
	/* Prevent the PCI-E bus from sticking if there is no TLP connection
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3574
	 * on the last TLP read/write transaction when MAC is reset.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3575
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3576
	ret_val = e1000e_disable_pcie_master(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3577
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3578
		e_dbg("PCI-E Master disable polling has failed.\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3579
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3580
	e_dbg("Masking off all interrupts\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3581
	ew32(IMC, 0xffffffff);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3582
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3583
	/* Disable the Transmit and Receive units.  Then delay to allow
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3584
	 * any pending transactions to complete before we hit the MAC
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3585
	 * with the global reset.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3586
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3587
	ew32(RCTL, 0);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3588
	ew32(TCTL, E1000_TCTL_PSP);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3589
	e1e_flush();
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3590
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3591
	usleep_range(10000, 20000);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3592
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3593
	/* Workaround for ICH8 bit corruption issue in FIFO memory */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3594
	if (hw->mac.type == e1000_ich8lan) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3595
		/* Set Tx and Rx buffer allocation to 8k apiece. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3596
		ew32(PBA, E1000_PBA_8K);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3597
		/* Set Packet Buffer Size to 16k. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3598
		ew32(PBS, E1000_PBS_16K);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3599
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3600
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3601
	if (hw->mac.type == e1000_pchlan) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3602
		/* Save the NVM K1 bit setting */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3603
		ret_val = e1000_read_nvm(hw, E1000_NVM_K1_CONFIG, 1, &kum_cfg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3604
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3605
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3606
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3607
		if (kum_cfg & E1000_NVM_K1_ENABLE)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3608
			dev_spec->nvm_k1_enabled = true;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3609
		else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3610
			dev_spec->nvm_k1_enabled = false;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3611
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3612
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3613
	ctrl = er32(CTRL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3614
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3615
	if (!hw->phy.ops.check_reset_block(hw)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3616
		/* Full-chip reset requires MAC and PHY reset at the same
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3617
		 * time to make sure the interface between MAC and the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3618
		 * external PHY is reset.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3619
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3620
		ctrl |= E1000_CTRL_PHY_RST;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3621
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3622
		/* Gate automatic PHY configuration by hardware on
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3623
		 * non-managed 82579
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3624
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3625
		if ((hw->mac.type == e1000_pch2lan) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3626
		    !(er32(FWSM) & E1000_ICH_FWSM_FW_VALID))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3627
			e1000_gate_hw_phy_config_ich8lan(hw, true);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3628
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3629
	ret_val = e1000_acquire_swflag_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3630
	e_dbg("Issuing a global reset to ich8lan\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3631
	ew32(CTRL, (ctrl | E1000_CTRL_RST));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3632
	/* cannot issue a flush here because it hangs the hardware */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3633
	msleep(20);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3634
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3635
	/* Set Phy Config Counter to 50msec */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3636
	if (hw->mac.type == e1000_pch2lan) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3637
		reg = er32(FEXTNVM3);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3638
		reg &= ~E1000_FEXTNVM3_PHY_CFG_COUNTER_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3639
		reg |= E1000_FEXTNVM3_PHY_CFG_COUNTER_50MSEC;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3640
		ew32(FEXTNVM3, reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3641
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3642
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3643
	if (!ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3644
		clear_bit(__E1000_ACCESS_SHARED_RESOURCE, &hw->adapter->state);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3645
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3646
	if (ctrl & E1000_CTRL_PHY_RST) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3647
		ret_val = hw->phy.ops.get_cfg_done(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3648
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3649
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3650
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3651
		ret_val = e1000_post_phy_reset_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3652
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3653
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3654
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3655
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3656
	/* For PCH, this write will make sure that any noise
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3657
	 * will be detected as a CRC error and be dropped rather than show up
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3658
	 * as a bad packet to the DMA engine.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3659
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3660
	if (hw->mac.type == e1000_pchlan)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3661
		ew32(CRC_OFFSET, 0x65656565);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3662
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3663
	ew32(IMC, 0xffffffff);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3664
	er32(ICR);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3665
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3666
	reg = er32(KABGTXD);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3667
	reg |= E1000_KABGTXD_BGSQLBIAS;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3668
	ew32(KABGTXD, reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3669
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3670
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3671
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3672
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3673
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3674
 *  e1000_init_hw_ich8lan - Initialize the hardware
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3675
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3676
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3677
 *  Prepares the hardware for transmit and receive by doing the following:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3678
 *   - initialize hardware bits
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3679
 *   - initialize LED identification
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3680
 *   - setup receive address registers
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3681
 *   - setup flow control
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3682
 *   - setup transmit descriptors
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3683
 *   - clear statistics
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3684
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3685
static s32 e1000_init_hw_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3686
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3687
	struct e1000_mac_info *mac = &hw->mac;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3688
	u32 ctrl_ext, txdctl, snoop;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3689
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3690
	u16 i;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3691
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3692
	e1000_initialize_hw_bits_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3693
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3694
	/* Initialize identification LED */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3695
	ret_val = mac->ops.id_led_init(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3696
	/* An error is not fatal and we should not stop init due to this */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3697
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3698
		e_dbg("Error initializing identification LED\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3699
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3700
	/* Setup the receive address. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3701
	e1000e_init_rx_addrs(hw, mac->rar_entry_count);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3702
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3703
	/* Zero out the Multicast HASH table */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3704
	e_dbg("Zeroing the MTA\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3705
	for (i = 0; i < mac->mta_reg_count; i++)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3706
		E1000_WRITE_REG_ARRAY(hw, E1000_MTA, i, 0);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3707
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3708
	/* The 82578 Rx buffer will stall if wakeup is enabled in host and
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3709
	 * the ME.  Disable wakeup by clearing the host wakeup bit.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3710
	 * Reset the phy after disabling host wakeup to reset the Rx buffer.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3711
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3712
	if (hw->phy.type == e1000_phy_82578) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3713
		e1e_rphy(hw, BM_PORT_GEN_CFG, &i);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3714
		i &= ~BM_WUC_HOST_WU_BIT;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3715
		e1e_wphy(hw, BM_PORT_GEN_CFG, i);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3716
		ret_val = e1000_phy_hw_reset_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3717
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3718
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3719
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3720
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3721
	/* Setup link and flow control */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3722
	ret_val = mac->ops.setup_link(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3723
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3724
	/* Set the transmit descriptor write-back policy for both queues */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3725
	txdctl = er32(TXDCTL(0));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3726
	txdctl = ((txdctl & ~E1000_TXDCTL_WTHRESH) |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3727
		  E1000_TXDCTL_FULL_TX_DESC_WB);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3728
	txdctl = ((txdctl & ~E1000_TXDCTL_PTHRESH) |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3729
		  E1000_TXDCTL_MAX_TX_DESC_PREFETCH);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3730
	ew32(TXDCTL(0), txdctl);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3731
	txdctl = er32(TXDCTL(1));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3732
	txdctl = ((txdctl & ~E1000_TXDCTL_WTHRESH) |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3733
		  E1000_TXDCTL_FULL_TX_DESC_WB);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3734
	txdctl = ((txdctl & ~E1000_TXDCTL_PTHRESH) |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3735
		  E1000_TXDCTL_MAX_TX_DESC_PREFETCH);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3736
	ew32(TXDCTL(1), txdctl);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3737
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3738
	/* ICH8 has opposite polarity of no_snoop bits.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3739
	 * By default, we should use snoop behavior.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3740
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3741
	if (mac->type == e1000_ich8lan)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3742
		snoop = PCIE_ICH8_SNOOP_ALL;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3743
	else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3744
		snoop = (u32)~(PCIE_NO_SNOOP_ALL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3745
	e1000e_set_pcie_no_snoop(hw, snoop);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3746
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3747
	ctrl_ext = er32(CTRL_EXT);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3748
	ctrl_ext |= E1000_CTRL_EXT_RO_DIS;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3749
	ew32(CTRL_EXT, ctrl_ext);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3750
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3751
	/* Clear all of the statistics registers (clear on read).  It is
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3752
	 * important that we do this after we have tried to establish link
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3753
	 * because the symbol error count will increment wildly if there
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3754
	 * is no link.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3755
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3756
	e1000_clear_hw_cntrs_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3757
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3758
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3759
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3760
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3761
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3762
 *  e1000_initialize_hw_bits_ich8lan - Initialize required hardware bits
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3763
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3764
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3765
 *  Sets/Clears required hardware bits necessary for correctly setting up the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3766
 *  hardware for transmit and receive.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3767
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3768
static void e1000_initialize_hw_bits_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3769
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3770
	u32 reg;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3771
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3772
	/* Extended Device Control */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3773
	reg = er32(CTRL_EXT);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3774
	reg |= (1 << 22);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3775
	/* Enable PHY low-power state when MAC is at D3 w/o WoL */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3776
	if (hw->mac.type >= e1000_pchlan)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3777
		reg |= E1000_CTRL_EXT_PHYPDEN;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3778
	ew32(CTRL_EXT, reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3779
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3780
	/* Transmit Descriptor Control 0 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3781
	reg = er32(TXDCTL(0));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3782
	reg |= (1 << 22);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3783
	ew32(TXDCTL(0), reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3784
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3785
	/* Transmit Descriptor Control 1 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3786
	reg = er32(TXDCTL(1));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3787
	reg |= (1 << 22);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3788
	ew32(TXDCTL(1), reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3789
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3790
	/* Transmit Arbitration Control 0 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3791
	reg = er32(TARC(0));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3792
	if (hw->mac.type == e1000_ich8lan)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3793
		reg |= (1 << 28) | (1 << 29);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3794
	reg |= (1 << 23) | (1 << 24) | (1 << 26) | (1 << 27);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3795
	ew32(TARC(0), reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3796
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3797
	/* Transmit Arbitration Control 1 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3798
	reg = er32(TARC(1));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3799
	if (er32(TCTL) & E1000_TCTL_MULR)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3800
		reg &= ~(1 << 28);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3801
	else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3802
		reg |= (1 << 28);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3803
	reg |= (1 << 24) | (1 << 26) | (1 << 30);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3804
	ew32(TARC(1), reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3805
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3806
	/* Device Status */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3807
	if (hw->mac.type == e1000_ich8lan) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3808
		reg = er32(STATUS);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3809
		reg &= ~(1 << 31);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3810
		ew32(STATUS, reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3811
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3812
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3813
	/* work-around descriptor data corruption issue during nfs v2 udp
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3814
	 * traffic, just disable the nfs filtering capability
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3815
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3816
	reg = er32(RFCTL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3817
	reg |= (E1000_RFCTL_NFSW_DIS | E1000_RFCTL_NFSR_DIS);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3818
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3819
	/* Disable IPv6 extension header parsing because some malformed
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3820
	 * IPv6 headers can hang the Rx.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3821
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3822
	if (hw->mac.type == e1000_ich8lan)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3823
		reg |= (E1000_RFCTL_IPV6_EX_DIS | E1000_RFCTL_NEW_IPV6_EXT_DIS);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3824
	ew32(RFCTL, reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3825
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3826
	/* Enable ECC on Lynxpoint */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3827
	if (hw->mac.type == e1000_pch_lpt) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3828
		reg = er32(PBECCSTS);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3829
		reg |= E1000_PBECCSTS_ECC_ENABLE;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3830
		ew32(PBECCSTS, reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3831
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3832
		reg = er32(CTRL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3833
		reg |= E1000_CTRL_MEHE;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3834
		ew32(CTRL, reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3835
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3836
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3837
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3838
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3839
 *  e1000_setup_link_ich8lan - Setup flow control and link settings
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3840
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3841
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3842
 *  Determines which flow control settings to use, then configures flow
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3843
 *  control.  Calls the appropriate media-specific link configuration
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3844
 *  function.  Assuming the adapter has a valid link partner, a valid link
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3845
 *  should be established.  Assumes the hardware has previously been reset
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3846
 *  and the transmitter and receiver are not enabled.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3847
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3848
static s32 e1000_setup_link_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3849
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3850
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3851
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3852
	if (hw->phy.ops.check_reset_block(hw))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3853
		return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3854
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3855
	/* ICH parts do not have a word in the NVM to determine
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3856
	 * the default flow control setting, so we explicitly
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3857
	 * set it to full.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3858
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3859
	if (hw->fc.requested_mode == e1000_fc_default) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3860
		/* Workaround h/w hang when Tx flow control enabled */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3861
		if (hw->mac.type == e1000_pchlan)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3862
			hw->fc.requested_mode = e1000_fc_rx_pause;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3863
		else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3864
			hw->fc.requested_mode = e1000_fc_full;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3865
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3866
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3867
	/* Save off the requested flow control mode for use later.  Depending
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3868
	 * on the link partner's capabilities, we may or may not use this mode.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3869
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3870
	hw->fc.current_mode = hw->fc.requested_mode;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3871
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3872
	e_dbg("After fix-ups FlowControl is now = %x\n", hw->fc.current_mode);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3873
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3874
	/* Continue to configure the copper link. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3875
	ret_val = hw->mac.ops.setup_physical_interface(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3876
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3877
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3878
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3879
	ew32(FCTTV, hw->fc.pause_time);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3880
	if ((hw->phy.type == e1000_phy_82578) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3881
	    (hw->phy.type == e1000_phy_82579) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3882
	    (hw->phy.type == e1000_phy_i217) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3883
	    (hw->phy.type == e1000_phy_82577)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3884
		ew32(FCRTV_PCH, hw->fc.refresh_time);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3885
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3886
		ret_val = e1e_wphy(hw, PHY_REG(BM_PORT_CTRL_PAGE, 27),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3887
				   hw->fc.pause_time);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3888
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3889
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3890
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3891
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3892
	return e1000e_set_fc_watermarks(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3893
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3894
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3895
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3896
 *  e1000_setup_copper_link_ich8lan - Configure MAC/PHY interface
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3897
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3898
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3899
 *  Configures the kumeran interface to the PHY to wait the appropriate time
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3900
 *  when polling the PHY, then call the generic setup_copper_link to finish
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3901
 *  configuring the copper link.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3902
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3903
static s32 e1000_setup_copper_link_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3904
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3905
	u32 ctrl;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3906
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3907
	u16 reg_data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3908
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3909
	ctrl = er32(CTRL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3910
	ctrl |= E1000_CTRL_SLU;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3911
	ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3912
	ew32(CTRL, ctrl);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3913
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3914
	/* Set the mac to wait the maximum time between each iteration
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3915
	 * and increase the max iterations when polling the phy;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3916
	 * this fixes erroneous timeouts at 10Mbps.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3917
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3918
	ret_val = e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_TIMEOUTS, 0xFFFF);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3919
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3920
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3921
	ret_val = e1000e_read_kmrn_reg(hw, E1000_KMRNCTRLSTA_INBAND_PARAM,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3922
				       &reg_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3923
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3924
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3925
	reg_data |= 0x3F;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3926
	ret_val = e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_INBAND_PARAM,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3927
					reg_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3928
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3929
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3930
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3931
	switch (hw->phy.type) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3932
	case e1000_phy_igp_3:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3933
		ret_val = e1000e_copper_link_setup_igp(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3934
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3935
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3936
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3937
	case e1000_phy_bm:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3938
	case e1000_phy_82578:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3939
		ret_val = e1000e_copper_link_setup_m88(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3940
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3941
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3942
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3943
	case e1000_phy_82577:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3944
	case e1000_phy_82579:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3945
		ret_val = e1000_copper_link_setup_82577(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3946
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3947
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3948
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3949
	case e1000_phy_ife:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3950
		ret_val = e1e_rphy(hw, IFE_PHY_MDIX_CONTROL, &reg_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3951
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3952
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3953
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3954
		reg_data &= ~IFE_PMC_AUTO_MDIX;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3955
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3956
		switch (hw->phy.mdix) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3957
		case 1:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3958
			reg_data &= ~IFE_PMC_FORCE_MDIX;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3959
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3960
		case 2:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3961
			reg_data |= IFE_PMC_FORCE_MDIX;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3962
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3963
		case 0:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3964
		default:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3965
			reg_data |= IFE_PMC_AUTO_MDIX;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3966
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3967
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3968
		ret_val = e1e_wphy(hw, IFE_PHY_MDIX_CONTROL, reg_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3969
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3970
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3971
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3972
	default:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3973
		break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3974
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3975
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3976
	return e1000e_setup_copper_link(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3977
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3978
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3979
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3980
 *  e1000_setup_copper_link_pch_lpt - Configure MAC/PHY interface
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3981
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3982
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3983
 *  Calls the PHY specific link setup function and then calls the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3984
 *  generic setup_copper_link to finish configuring the link for
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3985
 *  Lynxpoint PCH devices
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3986
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3987
static s32 e1000_setup_copper_link_pch_lpt(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3988
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3989
	u32 ctrl;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3990
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3991
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3992
	ctrl = er32(CTRL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3993
	ctrl |= E1000_CTRL_SLU;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3994
	ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3995
	ew32(CTRL, ctrl);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3996
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3997
	ret_val = e1000_copper_link_setup_82577(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3998
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3999
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4000
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4001
	return e1000e_setup_copper_link(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4002
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4003
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4004
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4005
 *  e1000_get_link_up_info_ich8lan - Get current link speed and duplex
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4006
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4007
 *  @speed: pointer to store current link speed
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4008
 *  @duplex: pointer to store the current link duplex
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4009
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4010
 *  Calls the generic get_speed_and_duplex to retrieve the current link
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4011
 *  information and then calls the Kumeran lock loss workaround for links at
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4012
 *  gigabit speeds.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4013
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4014
static s32 e1000_get_link_up_info_ich8lan(struct e1000_hw *hw, u16 *speed,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4015
					  u16 *duplex)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4016
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4017
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4018
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4019
	ret_val = e1000e_get_speed_and_duplex_copper(hw, speed, duplex);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4020
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4021
		return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4022
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4023
	if ((hw->mac.type == e1000_ich8lan) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4024
	    (hw->phy.type == e1000_phy_igp_3) && (*speed == SPEED_1000)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4025
		ret_val = e1000_kmrn_lock_loss_workaround_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4026
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4027
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4028
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4029
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4030
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4031
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4032
 *  e1000_kmrn_lock_loss_workaround_ich8lan - Kumeran workaround
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4033
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4034
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4035
 *  Work-around for 82566 Kumeran PCS lock loss:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4036
 *  On link status change (i.e. PCI reset, speed change) and link is up and
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4037
 *  speed is gigabit-
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4038
 *    0) if workaround is optionally disabled do nothing
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4039
 *    1) wait 1ms for Kumeran link to come up
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4040
 *    2) check Kumeran Diagnostic register PCS lock loss bit
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4041
 *    3) if not set the link is locked (all is good), otherwise...
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4042
 *    4) reset the PHY
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4043
 *    5) repeat up to 10 times
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4044
 *  Note: this is only called for IGP3 copper when speed is 1gb.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4045
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4046
static s32 e1000_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4047
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4048
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4049
	u32 phy_ctrl;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4050
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4051
	u16 i, data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4052
	bool link;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4053
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4054
	if (!dev_spec->kmrn_lock_loss_workaround_enabled)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4055
		return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4056
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4057
	/* Make sure link is up before proceeding.  If not just return.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4058
	 * Attempting this while link is negotiating fouled up link
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4059
	 * stability
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4060
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4061
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4062
	if (!link)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4063
		return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4064
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4065
	for (i = 0; i < 10; i++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4066
		/* read once to clear */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4067
		ret_val = e1e_rphy(hw, IGP3_KMRN_DIAG, &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4068
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4069
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4070
		/* and again to get new status */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4071
		ret_val = e1e_rphy(hw, IGP3_KMRN_DIAG, &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4072
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4073
			return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4074
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4075
		/* check for PCS lock */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4076
		if (!(data & IGP3_KMRN_DIAG_PCS_LOCK_LOSS))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4077
			return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4078
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4079
		/* Issue PHY reset */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4080
		e1000_phy_hw_reset(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4081
		mdelay(5);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4082
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4083
	/* Disable GigE link negotiation */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4084
	phy_ctrl = er32(PHY_CTRL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4085
	phy_ctrl |= (E1000_PHY_CTRL_GBE_DISABLE |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4086
		     E1000_PHY_CTRL_NOND0A_GBE_DISABLE);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4087
	ew32(PHY_CTRL, phy_ctrl);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4088
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4089
	/* Call gig speed drop workaround on Gig disable before accessing
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4090
	 * any PHY registers
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4091
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4092
	e1000e_gig_downshift_workaround_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4093
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4094
	/* unable to acquire PCS lock */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4095
	return -E1000_ERR_PHY;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4096
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4097
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4098
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4099
 *  e1000e_set_kmrn_lock_loss_workaround_ich8lan - Set Kumeran workaround state
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4100
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4101
 *  @state: boolean value used to set the current Kumeran workaround state
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4102
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4103
 *  If ICH8, set the current Kumeran workaround state (enabled - true
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4104
 *  /disabled - false).
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4105
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4106
void e1000e_set_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4107
						  bool state)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4108
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4109
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4110
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4111
	if (hw->mac.type != e1000_ich8lan) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4112
		e_dbg("Workaround applies to ICH8 only.\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4113
		return;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4114
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4115
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4116
	dev_spec->kmrn_lock_loss_workaround_enabled = state;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4117
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4118
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4119
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4120
 *  e1000_ipg3_phy_powerdown_workaround_ich8lan - Power down workaround on D3
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4121
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4122
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4123
 *  Workaround for 82566 power-down on D3 entry:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4124
 *    1) disable gigabit link
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4125
 *    2) write VR power-down enable
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4126
 *    3) read it back
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4127
 *  Continue if successful, else issue LCD reset and repeat
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4128
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4129
void e1000e_igp3_phy_powerdown_workaround_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4130
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4131
	u32 reg;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4132
	u16 data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4133
	u8 retry = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4134
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4135
	if (hw->phy.type != e1000_phy_igp_3)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4136
		return;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4137
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4138
	/* Try the workaround twice (if needed) */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4139
	do {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4140
		/* Disable link */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4141
		reg = er32(PHY_CTRL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4142
		reg |= (E1000_PHY_CTRL_GBE_DISABLE |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4143
			E1000_PHY_CTRL_NOND0A_GBE_DISABLE);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4144
		ew32(PHY_CTRL, reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4145
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4146
		/* Call gig speed drop workaround on Gig disable before
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4147
		 * accessing any PHY registers
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4148
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4149
		if (hw->mac.type == e1000_ich8lan)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4150
			e1000e_gig_downshift_workaround_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4151
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4152
		/* Write VR power-down enable */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4153
		e1e_rphy(hw, IGP3_VR_CTRL, &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4154
		data &= ~IGP3_VR_CTRL_DEV_POWERDOWN_MODE_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4155
		e1e_wphy(hw, IGP3_VR_CTRL, data | IGP3_VR_CTRL_MODE_SHUTDOWN);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4156
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4157
		/* Read it back and test */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4158
		e1e_rphy(hw, IGP3_VR_CTRL, &data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4159
		data &= IGP3_VR_CTRL_DEV_POWERDOWN_MODE_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4160
		if ((data == IGP3_VR_CTRL_MODE_SHUTDOWN) || retry)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4161
			break;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4162
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4163
		/* Issue PHY reset and repeat at most one more time */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4164
		reg = er32(CTRL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4165
		ew32(CTRL, reg | E1000_CTRL_PHY_RST);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4166
		retry++;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4167
	} while (retry);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4168
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4169
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4170
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4171
 *  e1000e_gig_downshift_workaround_ich8lan - WoL from S5 stops working
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4172
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4173
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4174
 *  Steps to take when dropping from 1Gb/s (eg. link cable removal (LSC),
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4175
 *  LPLU, Gig disable, MDIC PHY reset):
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4176
 *    1) Set Kumeran Near-end loopback
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4177
 *    2) Clear Kumeran Near-end loopback
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4178
 *  Should only be called for ICH8[m] devices with any 1G Phy.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4179
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4180
void e1000e_gig_downshift_workaround_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4181
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4182
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4183
	u16 reg_data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4184
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4185
	if ((hw->mac.type != e1000_ich8lan) || (hw->phy.type == e1000_phy_ife))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4186
		return;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4187
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4188
	ret_val = e1000e_read_kmrn_reg(hw, E1000_KMRNCTRLSTA_DIAG_OFFSET,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4189
				       &reg_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4190
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4191
		return;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4192
	reg_data |= E1000_KMRNCTRLSTA_DIAG_NELPBK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4193
	ret_val = e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_DIAG_OFFSET,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4194
					reg_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4195
	if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4196
		return;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4197
	reg_data &= ~E1000_KMRNCTRLSTA_DIAG_NELPBK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4198
	e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_DIAG_OFFSET, reg_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4199
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4200
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4201
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4202
 *  e1000_suspend_workarounds_ich8lan - workarounds needed during S0->Sx
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4203
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4204
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4205
 *  During S0 to Sx transition, it is possible the link remains at gig
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4206
 *  instead of negotiating to a lower speed.  Before going to Sx, set
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4207
 *  'Gig Disable' to force link speed negotiation to a lower speed based on
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4208
 *  the LPLU setting in the NVM or custom setting.  For PCH and newer parts,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4209
 *  the OEM bits PHY register (LED, GbE disable and LPLU configurations) also
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4210
 *  needs to be written.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4211
 *  Parts that support (and are linked to a partner which support) EEE in
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4212
 *  100Mbps should disable LPLU since 100Mbps w/ EEE requires less power
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4213
 *  than 10Mbps w/o EEE.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4214
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4215
void e1000_suspend_workarounds_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4216
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4217
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4218
	u32 phy_ctrl;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4219
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4220
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4221
	phy_ctrl = er32(PHY_CTRL);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4222
	phy_ctrl |= E1000_PHY_CTRL_GBE_DISABLE;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4223
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4224
	if (hw->phy.type == e1000_phy_i217) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4225
		u16 phy_reg, device_id = hw->adapter->pdev->device;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4226
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4227
		if ((device_id == E1000_DEV_ID_PCH_LPTLP_I218_LM) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4228
		    (device_id == E1000_DEV_ID_PCH_LPTLP_I218_V) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4229
		    (device_id == E1000_DEV_ID_PCH_I218_LM3) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4230
		    (device_id == E1000_DEV_ID_PCH_I218_V3)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4231
			u32 fextnvm6 = er32(FEXTNVM6);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4232
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4233
			ew32(FEXTNVM6, fextnvm6 & ~E1000_FEXTNVM6_REQ_PLL_CLK);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4234
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4235
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4236
		ret_val = hw->phy.ops.acquire(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4237
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4238
			goto out;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4239
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4240
		if (!dev_spec->eee_disable) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4241
			u16 eee_advert;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4242
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4243
			ret_val =
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4244
			    e1000_read_emi_reg_locked(hw,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4245
						      I217_EEE_ADVERTISEMENT,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4246
						      &eee_advert);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4247
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4248
				goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4249
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4250
			/* Disable LPLU if both link partners support 100BaseT
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4251
			 * EEE and 100Full is advertised on both ends of the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4252
			 * link.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4253
			 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4254
			if ((eee_advert & I82579_EEE_100_SUPPORTED) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4255
			    (dev_spec->eee_lp_ability &
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4256
			     I82579_EEE_100_SUPPORTED) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4257
			    (hw->phy.autoneg_advertised & ADVERTISE_100_FULL))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4258
				phy_ctrl &= ~(E1000_PHY_CTRL_D0A_LPLU |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4259
					      E1000_PHY_CTRL_NOND0A_LPLU);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4260
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4261
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4262
		/* For i217 Intel Rapid Start Technology support,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4263
		 * when the system is going into Sx and no manageability engine
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4264
		 * is present, the driver must configure proxy to reset only on
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4265
		 * power good.  LPI (Low Power Idle) state must also reset only
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4266
		 * on power good, as well as the MTA (Multicast table array).
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4267
		 * The SMBus release must also be disabled on LCD reset.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4268
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4269
		if (!(er32(FWSM) & E1000_ICH_FWSM_FW_VALID)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4270
			/* Enable proxy to reset only on power good. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4271
			e1e_rphy_locked(hw, I217_PROXY_CTRL, &phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4272
			phy_reg |= I217_PROXY_CTRL_AUTO_DISABLE;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4273
			e1e_wphy_locked(hw, I217_PROXY_CTRL, phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4274
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4275
			/* Set bit enable LPI (EEE) to reset only on
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4276
			 * power good.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4277
			 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4278
			e1e_rphy_locked(hw, I217_SxCTRL, &phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4279
			phy_reg |= I217_SxCTRL_ENABLE_LPI_RESET;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4280
			e1e_wphy_locked(hw, I217_SxCTRL, phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4281
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4282
			/* Disable the SMB release on LCD reset. */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4283
			e1e_rphy_locked(hw, I217_MEMPWR, &phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4284
			phy_reg &= ~I217_MEMPWR_DISABLE_SMB_RELEASE;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4285
			e1e_wphy_locked(hw, I217_MEMPWR, phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4286
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4287
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4288
		/* Enable MTA to reset for Intel Rapid Start Technology
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4289
		 * Support
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4290
		 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4291
		e1e_rphy_locked(hw, I217_CGFREG, &phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4292
		phy_reg |= I217_CGFREG_ENABLE_MTA_RESET;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4293
		e1e_wphy_locked(hw, I217_CGFREG, phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4294
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4295
release:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4296
		hw->phy.ops.release(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4297
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4298
out:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4299
	ew32(PHY_CTRL, phy_ctrl);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4300
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4301
	if (hw->mac.type == e1000_ich8lan)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4302
		e1000e_gig_downshift_workaround_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4303
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4304
	if (hw->mac.type >= e1000_pchlan) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4305
		e1000_oem_bits_config_ich8lan(hw, false);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4306
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4307
		/* Reset PHY to activate OEM bits on 82577/8 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4308
		if (hw->mac.type == e1000_pchlan)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4309
			e1000e_phy_hw_reset_generic(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4310
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4311
		ret_val = hw->phy.ops.acquire(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4312
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4313
			return;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4314
		e1000_write_smbus_addr(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4315
		hw->phy.ops.release(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4316
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4317
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4318
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4319
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4320
 *  e1000_resume_workarounds_pchlan - workarounds needed during Sx->S0
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4321
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4322
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4323
 *  During Sx to S0 transitions on non-managed devices or managed devices
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4324
 *  on which PHY resets are not blocked, if the PHY registers cannot be
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4325
 *  accessed properly by the s/w toggle the LANPHYPC value to power cycle
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4326
 *  the PHY.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4327
 *  On i217, setup Intel Rapid Start Technology.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4328
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4329
void e1000_resume_workarounds_pchlan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4330
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4331
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4332
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4333
	if (hw->mac.type < e1000_pch2lan)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4334
		return;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4335
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4336
	ret_val = e1000_init_phy_workarounds_pchlan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4337
	if (ret_val) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4338
		e_dbg("Failed to init PHY flow ret_val=%d\n", ret_val);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4339
		return;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4340
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4341
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4342
	/* For i217 Intel Rapid Start Technology support when the system
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4343
	 * is transitioning from Sx and no manageability engine is present
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4344
	 * configure SMBus to restore on reset, disable proxy, and enable
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4345
	 * the reset on MTA (Multicast table array).
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4346
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4347
	if (hw->phy.type == e1000_phy_i217) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4348
		u16 phy_reg;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4349
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4350
		ret_val = hw->phy.ops.acquire(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4351
		if (ret_val) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4352
			e_dbg("Failed to setup iRST\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4353
			return;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4354
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4355
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4356
		if (!(er32(FWSM) & E1000_ICH_FWSM_FW_VALID)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4357
			/* Restore clear on SMB if no manageability engine
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4358
			 * is present
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4359
			 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4360
			ret_val = e1e_rphy_locked(hw, I217_MEMPWR, &phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4361
			if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4362
				goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4363
			phy_reg |= I217_MEMPWR_DISABLE_SMB_RELEASE;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4364
			e1e_wphy_locked(hw, I217_MEMPWR, phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4365
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4366
			/* Disable Proxy */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4367
			e1e_wphy_locked(hw, I217_PROXY_CTRL, 0);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4368
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4369
		/* Enable reset on MTA */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4370
		ret_val = e1e_rphy_locked(hw, I217_CGFREG, &phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4371
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4372
			goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4373
		phy_reg &= ~I217_CGFREG_ENABLE_MTA_RESET;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4374
		e1e_wphy_locked(hw, I217_CGFREG, phy_reg);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4375
release:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4376
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4377
			e_dbg("Error %d in resume workarounds\n", ret_val);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4378
		hw->phy.ops.release(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4379
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4380
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4381
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4382
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4383
 *  e1000_cleanup_led_ich8lan - Restore the default LED operation
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4384
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4385
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4386
 *  Return the LED back to the default configuration.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4387
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4388
static s32 e1000_cleanup_led_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4389
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4390
	if (hw->phy.type == e1000_phy_ife)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4391
		return e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED, 0);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4392
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4393
	ew32(LEDCTL, hw->mac.ledctl_default);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4394
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4395
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4396
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4397
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4398
 *  e1000_led_on_ich8lan - Turn LEDs on
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4399
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4400
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4401
 *  Turn on the LEDs.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4402
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4403
static s32 e1000_led_on_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4404
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4405
	if (hw->phy.type == e1000_phy_ife)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4406
		return e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4407
				(IFE_PSCL_PROBE_MODE | IFE_PSCL_PROBE_LEDS_ON));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4408
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4409
	ew32(LEDCTL, hw->mac.ledctl_mode2);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4410
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4411
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4412
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4413
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4414
 *  e1000_led_off_ich8lan - Turn LEDs off
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4415
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4416
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4417
 *  Turn off the LEDs.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4418
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4419
static s32 e1000_led_off_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4420
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4421
	if (hw->phy.type == e1000_phy_ife)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4422
		return e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4423
				(IFE_PSCL_PROBE_MODE |
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4424
				 IFE_PSCL_PROBE_LEDS_OFF));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4425
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4426
	ew32(LEDCTL, hw->mac.ledctl_mode1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4427
	return 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4428
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4429
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4430
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4431
 *  e1000_setup_led_pchlan - Configures SW controllable LED
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4432
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4433
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4434
 *  This prepares the SW controllable LED for use.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4435
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4436
static s32 e1000_setup_led_pchlan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4437
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4438
	return e1e_wphy(hw, HV_LED_CONFIG, (u16)hw->mac.ledctl_mode1);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4439
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4440
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4441
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4442
 *  e1000_cleanup_led_pchlan - Restore the default LED operation
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4443
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4444
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4445
 *  Return the LED back to the default configuration.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4446
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4447
static s32 e1000_cleanup_led_pchlan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4448
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4449
	return e1e_wphy(hw, HV_LED_CONFIG, (u16)hw->mac.ledctl_default);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4450
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4451
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4452
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4453
 *  e1000_led_on_pchlan - Turn LEDs on
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4454
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4455
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4456
 *  Turn on the LEDs.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4457
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4458
static s32 e1000_led_on_pchlan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4459
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4460
	u16 data = (u16)hw->mac.ledctl_mode2;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4461
	u32 i, led;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4462
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4463
	/* If no link, then turn LED on by setting the invert bit
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4464
	 * for each LED that's mode is "link_up" in ledctl_mode2.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4465
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4466
	if (!(er32(STATUS) & E1000_STATUS_LU)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4467
		for (i = 0; i < 3; i++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4468
			led = (data >> (i * 5)) & E1000_PHY_LED0_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4469
			if ((led & E1000_PHY_LED0_MODE_MASK) !=
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4470
			    E1000_LEDCTL_MODE_LINK_UP)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4471
				continue;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4472
			if (led & E1000_PHY_LED0_IVRT)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4473
				data &= ~(E1000_PHY_LED0_IVRT << (i * 5));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4474
			else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4475
				data |= (E1000_PHY_LED0_IVRT << (i * 5));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4476
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4477
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4478
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4479
	return e1e_wphy(hw, HV_LED_CONFIG, data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4480
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4481
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4482
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4483
 *  e1000_led_off_pchlan - Turn LEDs off
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4484
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4485
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4486
 *  Turn off the LEDs.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4487
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4488
static s32 e1000_led_off_pchlan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4489
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4490
	u16 data = (u16)hw->mac.ledctl_mode1;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4491
	u32 i, led;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4492
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4493
	/* If no link, then turn LED off by clearing the invert bit
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4494
	 * for each LED that's mode is "link_up" in ledctl_mode1.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4495
	 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4496
	if (!(er32(STATUS) & E1000_STATUS_LU)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4497
		for (i = 0; i < 3; i++) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4498
			led = (data >> (i * 5)) & E1000_PHY_LED0_MASK;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4499
			if ((led & E1000_PHY_LED0_MODE_MASK) !=
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4500
			    E1000_LEDCTL_MODE_LINK_UP)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4501
				continue;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4502
			if (led & E1000_PHY_LED0_IVRT)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4503
				data &= ~(E1000_PHY_LED0_IVRT << (i * 5));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4504
			else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4505
				data |= (E1000_PHY_LED0_IVRT << (i * 5));
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4506
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4507
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4508
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4509
	return e1e_wphy(hw, HV_LED_CONFIG, data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4510
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4511
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4512
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4513
 *  e1000_get_cfg_done_ich8lan - Read config done bit after Full or PHY reset
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4514
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4515
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4516
 *  Read appropriate register for the config done bit for completion status
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4517
 *  and configure the PHY through s/w for EEPROM-less parts.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4518
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4519
 *  NOTE: some silicon which is EEPROM-less will fail trying to read the
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4520
 *  config done bit, so only an error is logged and continues.  If we were
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4521
 *  to return with error, EEPROM-less silicon would not be able to be reset
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4522
 *  or change link.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4523
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4524
static s32 e1000_get_cfg_done_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4525
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4526
	s32 ret_val = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4527
	u32 bank = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4528
	u32 status;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4529
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4530
	e1000e_get_cfg_done_generic(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4531
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4532
	/* Wait for indication from h/w that it has completed basic config */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4533
	if (hw->mac.type >= e1000_ich10lan) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4534
		e1000_lan_init_done_ich8lan(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4535
	} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4536
		ret_val = e1000e_get_auto_rd_done(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4537
		if (ret_val) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4538
			/* When auto config read does not complete, do not
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4539
			 * return with an error. This can happen in situations
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4540
			 * where there is no eeprom and prevents getting link.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4541
			 */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4542
			e_dbg("Auto Read Done did not complete\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4543
			ret_val = 0;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4544
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4545
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4546
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4547
	/* Clear PHY Reset Asserted bit */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4548
	status = er32(STATUS);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4549
	if (status & E1000_STATUS_PHYRA)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4550
		ew32(STATUS, status & ~E1000_STATUS_PHYRA);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4551
	else
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4552
		e_dbg("PHY Reset Asserted not set - needs delay\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4553
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4554
	/* If EEPROM is not marked present, init the IGP 3 PHY manually */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4555
	if (hw->mac.type <= e1000_ich9lan) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4556
		if (!(er32(EECD) & E1000_EECD_PRES) &&
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4557
		    (hw->phy.type == e1000_phy_igp_3)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4558
			e1000e_phy_init_script_igp3(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4559
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4560
	} else {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4561
		if (e1000_valid_nvm_bank_detect_ich8lan(hw, &bank)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4562
			/* Maybe we should do a basic PHY config */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4563
			e_dbg("EEPROM not present\n");
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4564
			ret_val = -E1000_ERR_CONFIG;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4565
		}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4566
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4567
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4568
	return ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4569
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4570
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4571
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4572
 * e1000_power_down_phy_copper_ich8lan - Remove link during PHY power down
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4573
 * @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4574
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4575
 * In the case of a PHY power down to save power, or to turn off link during a
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4576
 * driver unload, or wake on lan is not enabled, remove the link.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4577
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4578
static void e1000_power_down_phy_copper_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4579
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4580
	/* If the management interface is not enabled, then power down */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4581
	if (!(hw->mac.ops.check_mng_mode(hw) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4582
	      hw->phy.ops.check_reset_block(hw)))
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4583
		e1000_power_down_phy_copper(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4584
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4585
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4586
/**
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4587
 *  e1000_clear_hw_cntrs_ich8lan - Clear statistical counters
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4588
 *  @hw: pointer to the HW structure
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4589
 *
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4590
 *  Clears hardware counters specific to the silicon family and calls
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4591
 *  clear_hw_cntrs_generic to clear all general purpose counters.
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4592
 **/
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4593
static void e1000_clear_hw_cntrs_ich8lan(struct e1000_hw *hw)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4594
{
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4595
	u16 phy_data;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4596
	s32 ret_val;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4597
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4598
	e1000e_clear_hw_cntrs_base(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4599
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4600
	er32(ALGNERRC);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4601
	er32(RXERRC);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4602
	er32(TNCRS);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4603
	er32(CEXTERR);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4604
	er32(TSCTC);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4605
	er32(TSCTFC);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4606
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4607
	er32(MGTPRC);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4608
	er32(MGTPDC);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4609
	er32(MGTPTC);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4610
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4611
	er32(IAC);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4612
	er32(ICRXOC);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4613
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4614
	/* Clear PHY statistics registers */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4615
	if ((hw->phy.type == e1000_phy_82578) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4616
	    (hw->phy.type == e1000_phy_82579) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4617
	    (hw->phy.type == e1000_phy_i217) ||
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4618
	    (hw->phy.type == e1000_phy_82577)) {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4619
		ret_val = hw->phy.ops.acquire(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4620
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4621
			return;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4622
		ret_val = hw->phy.ops.set_page(hw,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4623
					       HV_STATS_PAGE << IGP_PAGE_SHIFT);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4624
		if (ret_val)
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4625
			goto release;
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4626
		hw->phy.ops.read_reg_page(hw, HV_SCC_UPPER, &phy_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4627
		hw->phy.ops.read_reg_page(hw, HV_SCC_LOWER, &phy_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4628
		hw->phy.ops.read_reg_page(hw, HV_ECOL_UPPER, &phy_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4629
		hw->phy.ops.read_reg_page(hw, HV_ECOL_LOWER, &phy_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4630
		hw->phy.ops.read_reg_page(hw, HV_MCC_UPPER, &phy_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4631
		hw->phy.ops.read_reg_page(hw, HV_MCC_LOWER, &phy_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4632
		hw->phy.ops.read_reg_page(hw, HV_LATECOL_UPPER, &phy_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4633
		hw->phy.ops.read_reg_page(hw, HV_LATECOL_LOWER, &phy_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4634
		hw->phy.ops.read_reg_page(hw, HV_COLC_UPPER, &phy_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4635
		hw->phy.ops.read_reg_page(hw, HV_COLC_LOWER, &phy_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4636
		hw->phy.ops.read_reg_page(hw, HV_DC_UPPER, &phy_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4637
		hw->phy.ops.read_reg_page(hw, HV_DC_LOWER, &phy_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4638
		hw->phy.ops.read_reg_page(hw, HV_TNCRS_UPPER, &phy_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4639
		hw->phy.ops.read_reg_page(hw, HV_TNCRS_LOWER, &phy_data);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4640
release:
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4641
		hw->phy.ops.release(hw);
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4642
	}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4643
}
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4644
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4645
static const struct e1000_mac_operations ich8_mac_ops = {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4646
	/* check_mng_mode dependent on mac type */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4647
	.check_for_link		= e1000_check_for_copper_link_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4648
	/* cleanup_led dependent on mac type */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4649
	.clear_hw_cntrs		= e1000_clear_hw_cntrs_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4650
	.get_bus_info		= e1000_get_bus_info_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4651
	.set_lan_id		= e1000_set_lan_id_single_port,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4652
	.get_link_up_info	= e1000_get_link_up_info_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4653
	/* led_on dependent on mac type */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4654
	/* led_off dependent on mac type */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4655
	.update_mc_addr_list	= e1000e_update_mc_addr_list_generic,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4656
	.reset_hw		= e1000_reset_hw_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4657
	.init_hw		= e1000_init_hw_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4658
	.setup_link		= e1000_setup_link_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4659
	.setup_physical_interface = e1000_setup_copper_link_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4660
	/* id_led_init dependent on mac type */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4661
	.config_collision_dist	= e1000e_config_collision_dist_generic,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4662
	.rar_set		= e1000e_rar_set_generic,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4663
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4664
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4665
static const struct e1000_phy_operations ich8_phy_ops = {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4666
	.acquire		= e1000_acquire_swflag_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4667
	.check_reset_block	= e1000_check_reset_block_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4668
	.commit			= NULL,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4669
	.get_cfg_done		= e1000_get_cfg_done_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4670
	.get_cable_length	= e1000e_get_cable_length_igp_2,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4671
	.read_reg		= e1000e_read_phy_reg_igp,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4672
	.release		= e1000_release_swflag_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4673
	.reset			= e1000_phy_hw_reset_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4674
	.set_d0_lplu_state	= e1000_set_d0_lplu_state_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4675
	.set_d3_lplu_state	= e1000_set_d3_lplu_state_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4676
	.write_reg		= e1000e_write_phy_reg_igp,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4677
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4678
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4679
static const struct e1000_nvm_operations ich8_nvm_ops = {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4680
	.acquire		= e1000_acquire_nvm_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4681
	.read			= e1000_read_nvm_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4682
	.release		= e1000_release_nvm_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4683
	.reload			= e1000e_reload_nvm_generic,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4684
	.update			= e1000_update_nvm_checksum_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4685
	.valid_led_default	= e1000_valid_led_default_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4686
	.validate		= e1000_validate_nvm_checksum_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4687
	.write			= e1000_write_nvm_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4688
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4689
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4690
const struct e1000_info e1000_ich8_info = {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4691
	.mac			= e1000_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4692
	.flags			= FLAG_HAS_WOL
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4693
				  | FLAG_IS_ICH
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4694
				  | FLAG_HAS_CTRLEXT_ON_LOAD
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4695
				  | FLAG_HAS_AMT
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4696
				  | FLAG_HAS_FLASH
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4697
				  | FLAG_APME_IN_WUC,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4698
	.pba			= 8,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4699
	.max_hw_frame_size	= ETH_FRAME_LEN + ETH_FCS_LEN,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4700
	.get_variants		= e1000_get_variants_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4701
	.mac_ops		= &ich8_mac_ops,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4702
	.phy_ops		= &ich8_phy_ops,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4703
	.nvm_ops		= &ich8_nvm_ops,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4704
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4705
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4706
const struct e1000_info e1000_ich9_info = {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4707
	.mac			= e1000_ich9lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4708
	.flags			= FLAG_HAS_JUMBO_FRAMES
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4709
				  | FLAG_IS_ICH
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4710
				  | FLAG_HAS_WOL
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4711
				  | FLAG_HAS_CTRLEXT_ON_LOAD
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4712
				  | FLAG_HAS_AMT
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4713
				  | FLAG_HAS_FLASH
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4714
				  | FLAG_APME_IN_WUC,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4715
	.pba			= 18,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4716
	.max_hw_frame_size	= DEFAULT_JUMBO,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4717
	.get_variants		= e1000_get_variants_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4718
	.mac_ops		= &ich8_mac_ops,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4719
	.phy_ops		= &ich8_phy_ops,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4720
	.nvm_ops		= &ich8_nvm_ops,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4721
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4722
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4723
const struct e1000_info e1000_ich10_info = {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4724
	.mac			= e1000_ich10lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4725
	.flags			= FLAG_HAS_JUMBO_FRAMES
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4726
				  | FLAG_IS_ICH
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4727
				  | FLAG_HAS_WOL
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4728
				  | FLAG_HAS_CTRLEXT_ON_LOAD
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4729
				  | FLAG_HAS_AMT
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4730
				  | FLAG_HAS_FLASH
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4731
				  | FLAG_APME_IN_WUC,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4732
	.pba			= 18,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4733
	.max_hw_frame_size	= DEFAULT_JUMBO,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4734
	.get_variants		= e1000_get_variants_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4735
	.mac_ops		= &ich8_mac_ops,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4736
	.phy_ops		= &ich8_phy_ops,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4737
	.nvm_ops		= &ich8_nvm_ops,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4738
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4739
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4740
const struct e1000_info e1000_pch_info = {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4741
	.mac			= e1000_pchlan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4742
	.flags			= FLAG_IS_ICH
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4743
				  | FLAG_HAS_WOL
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4744
				  | FLAG_HAS_CTRLEXT_ON_LOAD
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4745
				  | FLAG_HAS_AMT
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4746
				  | FLAG_HAS_FLASH
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4747
				  | FLAG_HAS_JUMBO_FRAMES
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4748
				  | FLAG_DISABLE_FC_PAUSE_TIME /* errata */
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4749
				  | FLAG_APME_IN_WUC,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4750
	.flags2			= FLAG2_HAS_PHY_STATS,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4751
	.pba			= 26,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4752
	.max_hw_frame_size	= 4096,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4753
	.get_variants		= e1000_get_variants_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4754
	.mac_ops		= &ich8_mac_ops,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4755
	.phy_ops		= &ich8_phy_ops,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4756
	.nvm_ops		= &ich8_nvm_ops,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4757
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4758
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4759
const struct e1000_info e1000_pch2_info = {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4760
	.mac			= e1000_pch2lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4761
	.flags			= FLAG_IS_ICH
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4762
				  | FLAG_HAS_WOL
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4763
				  | FLAG_HAS_HW_TIMESTAMP
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4764
				  | FLAG_HAS_CTRLEXT_ON_LOAD
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4765
				  | FLAG_HAS_AMT
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4766
				  | FLAG_HAS_FLASH
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4767
				  | FLAG_HAS_JUMBO_FRAMES
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4768
				  | FLAG_APME_IN_WUC,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4769
	.flags2			= FLAG2_HAS_PHY_STATS
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4770
				  | FLAG2_HAS_EEE,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4771
	.pba			= 26,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4772
	.max_hw_frame_size	= 9018,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4773
	.get_variants		= e1000_get_variants_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4774
	.mac_ops		= &ich8_mac_ops,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4775
	.phy_ops		= &ich8_phy_ops,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4776
	.nvm_ops		= &ich8_nvm_ops,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4777
};
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4778
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4779
const struct e1000_info e1000_pch_lpt_info = {
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4780
	.mac			= e1000_pch_lpt,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4781
	.flags			= FLAG_IS_ICH
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4782
				  | FLAG_HAS_WOL
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4783
				  | FLAG_HAS_HW_TIMESTAMP
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4784
				  | FLAG_HAS_CTRLEXT_ON_LOAD
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4785
				  | FLAG_HAS_AMT
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4786
				  | FLAG_HAS_FLASH
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4787
				  | FLAG_HAS_JUMBO_FRAMES
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4788
				  | FLAG_APME_IN_WUC,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4789
	.flags2			= FLAG2_HAS_PHY_STATS
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4790
				  | FLAG2_HAS_EEE,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4791
	.pba			= 26,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4792
	.max_hw_frame_size	= 9018,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4793
	.get_variants		= e1000_get_variants_ich8lan,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4794
	.mac_ops		= &ich8_mac_ops,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4795
	.phy_ops		= &ich8_phy_ops,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4796
	.nvm_ops		= &ich8_nvm_ops,
afd76ee3aa87 Added all drivers for kernel 3.14.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4797
};