devices/e1000e/ich8lan-2.6.32-ethercat.c
author Florian Pose <fp@igh-essen.com>
Tue, 12 Feb 2013 10:32:37 +0100
branchstable-1.5
changeset 2516 3680924f6f87
parent 2217 6787ee69205e
permissions -rw-r--r--
Replaced VM_RESERVED for kernel 3.7.
2217
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/*******************************************************************************
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  Intel PRO/1000 Linux driver
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  Copyright(c) 1999 - 2008 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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/*
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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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 */
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#include <linux/netdevice.h>
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#include <linux/ethtool.h>
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#include <linux/delay.h>
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#include <linux/pci.h>
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#include "e1000-2.6.32-ethercat.h"
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#define ICH_FLASH_GFPREG		0x0000
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#define ICH_FLASH_HSFSTS		0x0004
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#define ICH_FLASH_HSFCTL		0x0006
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#define ICH_FLASH_FADDR			0x0008
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#define ICH_FLASH_FDATA0		0x0010
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#define ICH_FLASH_PR0			0x0074
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#define ICH_FLASH_READ_COMMAND_TIMEOUT	500
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#define ICH_FLASH_WRITE_COMMAND_TIMEOUT	500
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#define ICH_FLASH_ERASE_COMMAND_TIMEOUT	3000000
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#define ICH_FLASH_LINEAR_ADDR_MASK	0x00FFFFFF
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#define ICH_FLASH_CYCLE_REPEAT_COUNT	10
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#define ICH_CYCLE_READ			0
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#define ICH_CYCLE_WRITE			2
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#define ICH_CYCLE_ERASE			3
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#define FLASH_GFPREG_BASE_MASK		0x1FFF
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#define FLASH_SECTOR_ADDR_SHIFT		12
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#define ICH_FLASH_SEG_SIZE_256		256
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#define ICH_FLASH_SEG_SIZE_4K		4096
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#define ICH_FLASH_SEG_SIZE_8K		8192
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#define ICH_FLASH_SEG_SIZE_64K		65536
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#define E1000_ICH_FWSM_RSPCIPHY	0x00000040 /* Reset PHY on PCI Reset */
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#define E1000_ICH_MNG_IAMT_MODE		0x2
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#define ID_LED_DEFAULT_ICH8LAN  ((ID_LED_DEF1_DEF2 << 12) | \
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				 (ID_LED_DEF1_OFF2 <<  8) | \
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				 (ID_LED_DEF1_ON2  <<  4) | \
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				 (ID_LED_DEF1_DEF2))
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#define E1000_ICH_NVM_SIG_WORD		0x13
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#define E1000_ICH_NVM_SIG_MASK		0xC000
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#define E1000_ICH_NVM_VALID_SIG_MASK    0xC0
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#define E1000_ICH_NVM_SIG_VALUE         0x80
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#define E1000_ICH8_LAN_INIT_TIMEOUT	1500
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#define E1000_FEXTNVM_SW_CONFIG		1
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#define E1000_FEXTNVM_SW_CONFIG_ICH8M (1 << 27) /* Bit redefined for ICH8M :/ */
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#define PCIE_ICH8_SNOOP_ALL		PCIE_NO_SNOOP_ALL
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#define E1000_ICH_RAR_ENTRIES		7
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#define PHY_PAGE_SHIFT 5
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#define PHY_REG(page, reg) (((page) << PHY_PAGE_SHIFT) | \
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			   ((reg) & MAX_PHY_REG_ADDRESS))
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#define IGP3_KMRN_DIAG  PHY_REG(770, 19) /* KMRN Diagnostic */
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#define IGP3_VR_CTRL    PHY_REG(776, 18) /* Voltage Regulator Control */
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#define IGP3_KMRN_DIAG_PCS_LOCK_LOSS	0x0002
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#define IGP3_VR_CTRL_DEV_POWERDOWN_MODE_MASK 0x0300
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#define IGP3_VR_CTRL_MODE_SHUTDOWN	0x0200
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#define HV_LED_CONFIG		PHY_REG(768, 30) /* LED Configuration */
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#define SW_FLAG_TIMEOUT    1000 /* SW Semaphore flag timeout in milliseconds */
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/* SMBus Address Phy Register */
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#define HV_SMB_ADDR            PHY_REG(768, 26)
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#define HV_SMB_ADDR_PEC_EN     0x0200
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#define HV_SMB_ADDR_VALID      0x0080
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/* Strapping Option Register - RO */
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#define E1000_STRAP                     0x0000C
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#define E1000_STRAP_SMBUS_ADDRESS_MASK  0x00FE0000
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#define E1000_STRAP_SMBUS_ADDRESS_SHIFT 17
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/* OEM Bits Phy Register */
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#define HV_OEM_BITS            PHY_REG(768, 25)
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#define HV_OEM_BITS_LPLU       0x0004 /* Low Power Link Up */
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#define HV_OEM_BITS_GBE_DIS    0x0040 /* Gigabit Disable */
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#define HV_OEM_BITS_RESTART_AN 0x0400 /* Restart Auto-negotiation */
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#define E1000_NVM_K1_CONFIG 0x1B /* NVM K1 Config Word */
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#define E1000_NVM_K1_ENABLE 0x1  /* NVM Enable K1 bit */
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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 s32 e1000_setup_link_ich8lan(struct e1000_hw *hw);
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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_check_polarity_ife_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_setup_copper_link_ich8lan(struct e1000_hw *hw);
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static s32 e1000_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw);
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static s32 e1000_get_cfg_done_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_lan_init_done_ich8lan(struct e1000_hw *hw);
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static s32  e1000_k1_gig_workaround_hv(struct e1000_hw *hw, bool link);
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static s32 e1000_configure_k1_ich8lan(struct e1000_hw *hw, bool k1_enable);
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static inline u16 __er16flash(struct e1000_hw *hw, unsigned long reg)
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{
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	return readw(hw->flash_address + reg);
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}
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static inline u32 __er32flash(struct e1000_hw *hw, unsigned long reg)
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{
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	return readl(hw->flash_address + reg);
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}
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static inline void __ew16flash(struct e1000_hw *hw, unsigned long reg, u16 val)
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{
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	writew(val, hw->flash_address + reg);
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}
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static inline void __ew32flash(struct e1000_hw *hw, unsigned long reg, u32 val)
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{
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	writel(val, hw->flash_address + reg);
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}
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#define er16flash(reg)		__er16flash(hw, (reg))
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#define er32flash(reg)		__er32flash(hw, (reg))
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#define ew16flash(reg,val)	__ew16flash(hw, (reg), (val))
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#define ew32flash(reg,val)	__ew32flash(hw, (reg), (val))
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/**
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 *  e1000_init_phy_params_pchlan - Initialize PHY function pointers
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 *  @hw: pointer to the HW structure
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 *
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 *  Initialize family-specific PHY parameters and function pointers.
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 **/
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static s32 e1000_init_phy_params_pchlan(struct e1000_hw *hw)
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{
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Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   262
	struct e1000_phy_info *phy = &hw->phy;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   263
	s32 ret_val = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   264
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   265
	phy->addr                     = 1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   266
	phy->reset_delay_us           = 100;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   267
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   268
	phy->ops.check_polarity       = e1000_check_polarity_ife_ich8lan;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   269
	phy->ops.read_phy_reg         = e1000_read_phy_reg_hv;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   270
	phy->ops.read_phy_reg_locked  = e1000_read_phy_reg_hv_locked;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   271
	phy->ops.set_d0_lplu_state    = e1000_set_lplu_state_pchlan;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   272
	phy->ops.set_d3_lplu_state    = e1000_set_lplu_state_pchlan;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   273
	phy->ops.write_phy_reg        = e1000_write_phy_reg_hv;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   274
	phy->ops.write_phy_reg_locked = e1000_write_phy_reg_hv_locked;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   275
	phy->autoneg_mask             = AUTONEG_ADVERTISE_SPEED_DEFAULT;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   276
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   277
	phy->id = e1000_phy_unknown;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   278
	e1000e_get_phy_id(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   279
	phy->type = e1000e_get_phy_type_from_id(phy->id);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   280
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   281
	if (phy->type == e1000_phy_82577) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   282
		phy->ops.check_polarity = e1000_check_polarity_82577;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   283
		phy->ops.force_speed_duplex =
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   284
			e1000_phy_force_speed_duplex_82577;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   285
		phy->ops.get_cable_length   = e1000_get_cable_length_82577;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   286
		phy->ops.get_phy_info = e1000_get_phy_info_82577;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   287
		phy->ops.commit_phy = e1000e_phy_sw_reset;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   288
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   289
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   290
	return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   291
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   292
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   293
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   294
 *  e1000_init_phy_params_ich8lan - Initialize PHY function pointers
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   295
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   296
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   297
 *  Initialize family-specific PHY parameters and function pointers.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   298
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   299
static s32 e1000_init_phy_params_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   300
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   301
	struct e1000_phy_info *phy = &hw->phy;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   302
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   303
	u16 i = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   304
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   305
	phy->addr			= 1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   306
	phy->reset_delay_us		= 100;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   307
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   308
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   309
	 * We may need to do this twice - once for IGP and if that fails,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   310
	 * we'll set BM func pointers and try again
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   311
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   312
	ret_val = e1000e_determine_phy_address(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   313
	if (ret_val) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   314
		hw->phy.ops.write_phy_reg = e1000e_write_phy_reg_bm;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   315
		hw->phy.ops.read_phy_reg  = e1000e_read_phy_reg_bm;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   316
		ret_val = e1000e_determine_phy_address(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   317
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   318
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   319
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   320
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   321
	phy->id = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   322
	while ((e1000_phy_unknown == e1000e_get_phy_type_from_id(phy->id)) &&
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   323
	       (i++ < 100)) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   324
		msleep(1);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   325
		ret_val = e1000e_get_phy_id(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   326
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   327
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   328
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
	/* Verify phy id */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
	switch (phy->id) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
	case IGP03E1000_E_PHY_ID:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
		phy->type = e1000_phy_igp_3;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
		phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
		phy->ops.read_phy_reg_locked = e1000e_read_phy_reg_igp_locked;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
		phy->ops.write_phy_reg_locked = e1000e_write_phy_reg_igp_locked;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
		break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
	case IFE_E_PHY_ID:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
	case IFE_PLUS_E_PHY_ID:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
	case IFE_C_E_PHY_ID:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
		phy->type = e1000_phy_ife;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
		phy->autoneg_mask = E1000_ALL_NOT_GIG;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
		break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
	case BME1000_E_PHY_ID:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
		phy->type = e1000_phy_bm;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
		phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
		hw->phy.ops.read_phy_reg = e1000e_read_phy_reg_bm;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
		hw->phy.ops.write_phy_reg = e1000e_write_phy_reg_bm;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
		hw->phy.ops.commit_phy = e1000e_phy_sw_reset;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
		break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
	default:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
		return -E1000_ERR_PHY;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
		break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
	phy->ops.check_polarity = e1000_check_polarity_ife_ich8lan;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
	return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
 *  e1000_init_nvm_params_ich8lan - Initialize NVM function pointers
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
 *  Initialize family-specific NVM parameters and function
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
 *  pointers.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
static s32 e1000_init_nvm_params_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
	struct e1000_nvm_info *nvm = &hw->nvm;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
	u32 gfpreg, sector_base_addr, sector_end_addr;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
	u16 i;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
	/* Can't read flash registers if the register set isn't mapped. */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
	if (!hw->flash_address) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
		hw_dbg(hw, "ERROR: Flash registers not mapped\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
		return -E1000_ERR_CONFIG;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
	nvm->type = e1000_nvm_flash_sw;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
	gfpreg = er32flash(ICH_FLASH_GFPREG);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
	 * sector_X_addr is a "sector"-aligned address (4096 bytes)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
	 * Add 1 to sector_end_addr since this sector is included in
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
	 * the overall size.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
	sector_base_addr = gfpreg & FLASH_GFPREG_BASE_MASK;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
	sector_end_addr = ((gfpreg >> 16) & FLASH_GFPREG_BASE_MASK) + 1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
	/* flash_base_addr is byte-aligned */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
	nvm->flash_base_addr = sector_base_addr << FLASH_SECTOR_ADDR_SHIFT;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
	 * find total size of the NVM, then cut in half since the total
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
	 * size represents two separate NVM banks.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
	nvm->flash_bank_size = (sector_end_addr - sector_base_addr)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
				<< FLASH_SECTOR_ADDR_SHIFT;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
	nvm->flash_bank_size /= 2;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
	/* Adjust to word count */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
	nvm->flash_bank_size /= sizeof(u16);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
	nvm->word_size = E1000_ICH8_SHADOW_RAM_WORDS;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
	/* Clear shadow ram */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
	for (i = 0; i < nvm->word_size; i++) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
		dev_spec->shadow_ram[i].modified = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
		dev_spec->shadow_ram[i].value    = 0xFFFF;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
	return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
 *  e1000_init_mac_params_ich8lan - Initialize MAC function pointers
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
 *  Initialize family-specific MAC parameters and function
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
 *  pointers.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
static s32 e1000_init_mac_params_ich8lan(struct e1000_adapter *adapter)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
	struct e1000_hw *hw = &adapter->hw;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
	struct e1000_mac_info *mac = &hw->mac;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
	/* Set media type function pointer */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
	hw->phy.media_type = e1000_media_type_copper;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
	/* Set mta register count */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
	mac->mta_reg_count = 32;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
	/* Set rar entry count */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
	mac->rar_entry_count = E1000_ICH_RAR_ENTRIES;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
	if (mac->type == e1000_ich8lan)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
		mac->rar_entry_count--;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
	/* Set if manageability features are enabled. */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
	mac->arc_subsystem_valid = 1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
	/* LED operations */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
	switch (mac->type) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
	case e1000_ich8lan:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
	case e1000_ich9lan:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
	case e1000_ich10lan:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
		/* ID LED init */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
		mac->ops.id_led_init = e1000e_id_led_init;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
		/* setup LED */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
		mac->ops.setup_led = e1000e_setup_led_generic;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
		/* cleanup LED */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
		mac->ops.cleanup_led = e1000_cleanup_led_ich8lan;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
		/* turn on/off LED */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
		mac->ops.led_on = e1000_led_on_ich8lan;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
		mac->ops.led_off = e1000_led_off_ich8lan;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
		break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
	case e1000_pchlan:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
		/* ID LED init */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
		mac->ops.id_led_init = e1000_id_led_init_pchlan;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
		/* setup LED */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
		mac->ops.setup_led = e1000_setup_led_pchlan;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
		/* cleanup LED */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
		mac->ops.cleanup_led = e1000_cleanup_led_pchlan;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
		/* turn on/off LED */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
		mac->ops.led_on = e1000_led_on_pchlan;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
		mac->ops.led_off = e1000_led_off_pchlan;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
		break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
	default:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
		break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
	/* Enable PCS Lock-loss workaround for ICH8 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
	if (mac->type == e1000_ich8lan)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
		e1000e_set_kmrn_lock_loss_workaround_ich8lan(hw, 1);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
	return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
 *  e1000_check_for_copper_link_ich8lan - Check for link (Copper)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
 *  Checks to see of the link status of the hardware has changed.  If a
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
 *  change in link status has been detected, then we read the PHY registers
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
 *  to get the current speed/duplex if link exists.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
	struct e1000_mac_info *mac = &hw->mac;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
	bool link;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
	 * We only want to go out to the PHY registers to see if Auto-Neg
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
	 * has completed and/or if our link status has changed.  The
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
	 * get_link_status flag is set upon receiving a Link Status
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
	 * Change or Rx Sequence Error interrupt.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
	if (!mac->get_link_status) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
		ret_val = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
	 * First we want to see if the MII Status Register reports
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
	 * link.  If so, then we want to get the current speed/duplex
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
	 * of the PHY.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
	if (hw->mac.type == e1000_pchlan) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
		ret_val = e1000_k1_gig_workaround_hv(hw, link);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
			goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
	if (!link)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
		goto out; /* No link detected */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
	mac->get_link_status = false;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
	if (hw->phy.type == e1000_phy_82578) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
		ret_val = e1000_link_stall_workaround_hv(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
			goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
	 * Check if there was DownShift, must be checked
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
	 * immediately after link-up
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
	e1000e_check_downshift(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   536
	 * If we are forcing speed/duplex, then we simply return since
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   537
	 * we have already determined whether we have link or not.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
	if (!mac->autoneg) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   540
		ret_val = -E1000_ERR_CONFIG;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   541
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   542
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   543
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   544
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   545
	 * Auto-Neg is enabled.  Auto Speed Detection takes care
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   546
	 * of MAC speed/duplex configuration.  So we only need to
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   547
	 * configure Collision Distance in the MAC.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   548
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   549
	e1000e_config_collision_dist(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   550
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   551
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   552
	 * Configure Flow Control now that Auto-Neg has completed.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
	 * First, we need to restore the desired flow control
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
	 * settings because we may have had to re-autoneg with a
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
	 * different link partner.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
	ret_val = e1000e_config_fc_after_link_up(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
		hw_dbg(hw, "Error configuring flow control\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
out:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
	return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
static s32 e1000_get_variants_ich8lan(struct e1000_adapter *adapter)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
	struct e1000_hw *hw = &adapter->hw;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
	s32 rc;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
	rc = e1000_init_mac_params_ich8lan(adapter);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
	if (rc)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
		return rc;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
	rc = e1000_init_nvm_params_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
	if (rc)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
		return rc;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
	if (hw->mac.type == e1000_pchlan)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
		rc = e1000_init_phy_params_pchlan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
	else
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
		rc = e1000_init_phy_params_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
	if (rc)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
		return rc;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
	if (adapter->hw.phy.type == e1000_phy_ife) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
		adapter->flags &= ~FLAG_HAS_JUMBO_FRAMES;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
		adapter->max_hw_frame_size = ETH_FRAME_LEN + ETH_FCS_LEN;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
	if ((adapter->hw.mac.type == e1000_ich8lan) &&
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
	    (adapter->hw.phy.type == e1000_phy_igp_3))
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
		adapter->flags |= FLAG_LSC_GIG_SPEED_DROP;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   593
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
	return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
static DEFINE_MUTEX(nvm_mutex);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
 *  e1000_acquire_nvm_ich8lan - Acquire NVM mutex
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
 *  Acquires the mutex for performing NVM operations.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
static s32 e1000_acquire_nvm_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
	mutex_lock(&nvm_mutex);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
	return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
 *  e1000_release_nvm_ich8lan - Release NVM mutex
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
 *  Releases the mutex used while performing NVM operations.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
static void e1000_release_nvm_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
	mutex_unlock(&nvm_mutex);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
	return;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
static DEFINE_MUTEX(swflag_mutex);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
 *  e1000_acquire_swflag_ich8lan - Acquire software control flag
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
 *  Acquires the software control flag for performing PHY and select
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
 *  MAC CSR accesses.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
static s32 e1000_acquire_swflag_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
	u32 extcnf_ctrl, timeout = PHY_CFG_TIMEOUT;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
	s32 ret_val = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
	might_sleep();
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
	mutex_lock(&swflag_mutex);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   642
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
	while (timeout) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
		extcnf_ctrl = er32(EXTCNF_CTRL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
		if (!(extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG))
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
			break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
		mdelay(1);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
		timeout--;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
	if (!timeout) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
		hw_dbg(hw, "SW/FW/HW has locked the resource for too long.\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
		ret_val = -E1000_ERR_CONFIG;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
	timeout = SW_FLAG_TIMEOUT;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
	extcnf_ctrl |= E1000_EXTCNF_CTRL_SWFLAG;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
	ew32(EXTCNF_CTRL, extcnf_ctrl);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
	while (timeout) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
		extcnf_ctrl = er32(EXTCNF_CTRL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
		if (extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
			break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
		mdelay(1);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
		timeout--;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   672
	if (!timeout) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
		hw_dbg(hw, "Failed to acquire the semaphore.\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   674
		extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
		ew32(EXTCNF_CTRL, extcnf_ctrl);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
		ret_val = -E1000_ERR_CONFIG;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
out:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
		mutex_unlock(&swflag_mutex);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
	return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
 *  e1000_release_swflag_ich8lan - Release software control flag
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
 *  Releases the software control flag for performing PHY and select
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
 *  MAC CSR accesses.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
static void e1000_release_swflag_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
	u32 extcnf_ctrl;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
	extcnf_ctrl = er32(EXTCNF_CTRL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
	extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
	ew32(EXTCNF_CTRL, extcnf_ctrl);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   701
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
	mutex_unlock(&swflag_mutex);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
	return;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   708
 *  e1000_check_mng_mode_ich8lan - Checks management mode
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   711
 *  This checks if the adapter has manageability enabled.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
 *  This is a function pointer entry point only called by read/write
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
 *  routines for the PHY and NVM parts.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
static bool e1000_check_mng_mode_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   716
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
	u32 fwsm = er32(FWSM);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
	return (fwsm & E1000_FWSM_MODE_MASK) ==
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   720
		(E1000_ICH_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   721
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
 *  e1000_check_reset_block_ich8lan - Check if PHY reset is blocked
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
 *  Checks if firmware is blocking the reset of the PHY.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
 *  This is a function pointer entry point only called by
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
 *  reset routines.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
static s32 e1000_check_reset_block_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
	u32 fwsm;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   734
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
	fwsm = er32(FWSM);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
	return (fwsm & E1000_ICH_FWSM_RSPCIPHY) ? 0 : E1000_BLK_PHY_RESET;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   738
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
 *  e1000_phy_force_speed_duplex_ich8lan - Force PHY speed & duplex
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   742
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
 *  Forces the speed and duplex settings of the PHY.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
 *  This is a function pointer entry point only called by
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
 *  PHY setup routines.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
static s32 e1000_phy_force_speed_duplex_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
	struct e1000_phy_info *phy = &hw->phy;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
	u16 data;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
	bool link;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
	if (phy->type != e1000_phy_ife) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
		ret_val = e1000e_phy_force_speed_duplex_igp(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   757
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
	ret_val = e1e_rphy(hw, PHY_CONTROL, &data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   761
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   762
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   763
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   764
	e1000e_phy_force_speed_duplex_setup(hw, &data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   765
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   766
	ret_val = e1e_wphy(hw, PHY_CONTROL, data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   768
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   769
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
	/* Disable MDI-X support for 10/100 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
	ret_val = e1e_rphy(hw, IFE_PHY_MDIX_CONTROL, &data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
	data &= ~IFE_PMC_AUTO_MDIX;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   776
	data &= ~IFE_PMC_FORCE_MDIX;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   777
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
	ret_val = e1e_wphy(hw, IFE_PHY_MDIX_CONTROL, data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
	hw_dbg(hw, "IFE PMC: %X\n", data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   783
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
	udelay(1);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   785
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   786
	if (phy->autoneg_wait_to_complete) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   787
		hw_dbg(hw, "Waiting for forced speed/duplex link on IFE phy.\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
		ret_val = e1000e_phy_has_link_generic(hw,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
						     PHY_FORCE_LIMIT,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   791
						     100000,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   792
						     &link);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   795
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   796
		if (!link)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   797
			hw_dbg(hw, "Link taking longer than expected.\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
		/* Try once more */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
		ret_val = e1000e_phy_has_link_generic(hw,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
						     PHY_FORCE_LIMIT,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
						     100000,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
						     &link);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   808
	return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   809
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
 *  e1000_sw_lcd_config_ich8lan - SW-based LCD Configuration
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
 *  @hw:   pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
 *  SW should configure the LCD from the NVM extended configuration region
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
 *  as a workaround for certain parts.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
static s32 e1000_sw_lcd_config_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
	struct e1000_phy_info *phy = &hw->phy;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
	u32 i, data, cnf_size, cnf_base_addr, sw_cfg_mask;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
	u16 word_addr, reg_data, reg_addr, phy_page = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
	ret_val = hw->phy.ops.acquire_phy(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   828
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
	 * Initialize the PHY from the NVM on ICH platforms.  This
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
	 * is needed due to an issue where the NVM configuration is
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
	 * not properly autoloaded after power transitions.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
	 * Therefore, after each PHY reset, we will load the
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
	 * configuration data out of the NVM manually.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
	if ((hw->mac.type == e1000_ich8lan && phy->type == e1000_phy_igp_3) ||
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
		(hw->mac.type == e1000_pchlan)) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
		struct e1000_adapter *adapter = hw->adapter;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
		/* Check if SW needs to configure the PHY */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
		if ((adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_M_AMT) ||
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
		    (adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_M) ||
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
		    (hw->mac.type == e1000_pchlan))
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
			sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG_ICH8M;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
		else
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   846
			sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
		data = er32(FEXTNVM);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
		if (!(data & sw_cfg_mask))
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
			goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
		/* Wait for basic configuration completes before proceeding */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
		e1000_lan_init_done_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
		/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
		 * Make sure HW does not configure LCD from PHY
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
		 * extended configuration before SW configuration
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   858
		 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   859
		data = er32(EXTCNF_CTRL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
		if (data & E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
			goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
		cnf_size = er32(EXTCNF_SIZE);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
		cnf_size &= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_MASK;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
		cnf_size >>= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_SHIFT;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
		if (!cnf_size)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   867
			goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   868
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
		cnf_base_addr = data & E1000_EXTCNF_CTRL_EXT_CNF_POINTER_MASK;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   870
		cnf_base_addr >>= E1000_EXTCNF_CTRL_EXT_CNF_POINTER_SHIFT;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
		if (!(data & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE) &&
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
		    (hw->mac.type == e1000_pchlan)) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
			/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
			 * HW configures the SMBus address and LEDs when the
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   876
			 * OEM and LCD Write Enable bits are set in the NVM.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
			 * When both NVM bits are cleared, SW will configure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
			 * them instead.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   879
			 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   880
			data = er32(STRAP);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
			data &= E1000_STRAP_SMBUS_ADDRESS_MASK;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
			reg_data = data >> E1000_STRAP_SMBUS_ADDRESS_SHIFT;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
			reg_data |= HV_SMB_ADDR_PEC_EN | HV_SMB_ADDR_VALID;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
			ret_val = e1000_write_phy_reg_hv_locked(hw, HV_SMB_ADDR,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   885
			                                        reg_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   886
			if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
				goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   888
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
			data = er32(LEDCTL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   890
			ret_val = e1000_write_phy_reg_hv_locked(hw,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   891
			                                        HV_LED_CONFIG,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   892
			                                        (u16)data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
			if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   894
				goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   895
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
		/* Configure LCD from extended configuration region. */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   897
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   898
		/* cnf_base_addr is in DWORD */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
		word_addr = (u16)(cnf_base_addr << 1);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   900
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   901
		for (i = 0; i < cnf_size; i++) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   902
			ret_val = e1000_read_nvm(hw, (word_addr + i * 2), 1,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   903
			                           &reg_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
			if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
				goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   907
			ret_val = e1000_read_nvm(hw, (word_addr + i * 2 + 1),
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   908
			                           1, &reg_addr);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
			if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
				goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   912
			/* Save off the PHY page for future writes. */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   913
			if (reg_addr == IGP01E1000_PHY_PAGE_SELECT) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   914
				phy_page = reg_data;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
				continue;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
			}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   918
			reg_addr &= PHY_REG_MASK;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   919
			reg_addr |= phy_page;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   920
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   921
			ret_val = phy->ops.write_phy_reg_locked(hw,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   922
			                                    (u32)reg_addr,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   923
			                                    reg_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   924
			if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   925
				goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   926
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   928
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
out:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   930
	hw->phy.ops.release_phy(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   931
	return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   932
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   934
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   935
 *  e1000_k1_gig_workaround_hv - K1 Si workaround
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   936
 *  @hw:   pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   937
 *  @link: link up bool flag
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
 *  If K1 is enabled for 1Gbps, the MAC might stall when transitioning
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
 *  from a lower speed.  This workaround disables K1 whenever link is at 1Gig
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   941
 *  If link is down, the function will restore the default K1 setting located
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   942
 *  in the NVM.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   944
static s32 e1000_k1_gig_workaround_hv(struct e1000_hw *hw, bool link)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   945
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   946
	s32 ret_val = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
	u16 status_reg = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   948
	bool k1_enable = hw->dev_spec.ich8lan.nvm_k1_enabled;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   949
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
	if (hw->mac.type != e1000_pchlan)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   951
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
	/* Wrap the whole flow with the sw flag */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
	ret_val = hw->phy.ops.acquire_phy(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   956
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
	/* Disable K1 when link is 1Gbps, otherwise use the NVM setting */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   959
	if (link) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   960
		if (hw->phy.type == e1000_phy_82578) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   961
			ret_val = hw->phy.ops.read_phy_reg_locked(hw,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   962
			                                          BM_CS_STATUS,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
			                                          &status_reg);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
			if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   965
				goto release;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   967
			status_reg &= BM_CS_STATUS_LINK_UP |
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   968
			              BM_CS_STATUS_RESOLVED |
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
			              BM_CS_STATUS_SPEED_MASK;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   970
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   971
			if (status_reg == (BM_CS_STATUS_LINK_UP |
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
			                   BM_CS_STATUS_RESOLVED |
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   973
			                   BM_CS_STATUS_SPEED_1000))
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
				k1_enable = false;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   975
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   976
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
		if (hw->phy.type == e1000_phy_82577) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
			ret_val = hw->phy.ops.read_phy_reg_locked(hw,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
			                                          HV_M_STATUS,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   980
			                                          &status_reg);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   981
			if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   982
				goto release;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   984
			status_reg &= HV_M_STATUS_LINK_UP |
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   985
			              HV_M_STATUS_AUTONEG_COMPLETE |
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   986
			              HV_M_STATUS_SPEED_MASK;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   988
			if (status_reg == (HV_M_STATUS_LINK_UP |
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
			                   HV_M_STATUS_AUTONEG_COMPLETE |
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
			                   HV_M_STATUS_SPEED_1000))
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   991
				k1_enable = false;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   992
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   993
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   994
		/* Link stall fix for link up */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   995
		ret_val = hw->phy.ops.write_phy_reg_locked(hw, PHY_REG(770, 19),
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   996
		                                           0x0100);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   997
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   998
			goto release;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   999
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1000
	} else {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1001
		/* Link stall fix for link down */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1002
		ret_val = hw->phy.ops.write_phy_reg_locked(hw, PHY_REG(770, 19),
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1003
		                                           0x4100);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1004
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1005
			goto release;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1006
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1007
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
	ret_val = e1000_configure_k1_ich8lan(hw, k1_enable);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1010
release:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1011
	hw->phy.ops.release_phy(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1012
out:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1013
	return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1014
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1015
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1016
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1017
 *  e1000_configure_k1_ich8lan - Configure K1 power state
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
 *  @enable: K1 state to configure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
 *  Configure the K1 power state based on the provided parameter.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
 *  Assumes semaphore already acquired.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1023
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
 *  Success returns 0, Failure returns -E1000_ERR_PHY (-2)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
static s32 e1000_configure_k1_ich8lan(struct e1000_hw *hw, bool k1_enable)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1028
	s32 ret_val = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
	u32 ctrl_reg = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
	u32 ctrl_ext = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1031
	u32 reg = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1032
	u16 kmrn_reg = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1033
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
	ret_val = e1000e_read_kmrn_reg_locked(hw,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
	                                     E1000_KMRNCTRLSTA_K1_CONFIG,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
	                                     &kmrn_reg);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1037
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1040
	if (k1_enable)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1041
		kmrn_reg |= E1000_KMRNCTRLSTA_K1_ENABLE;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1042
	else
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1043
		kmrn_reg &= ~E1000_KMRNCTRLSTA_K1_ENABLE;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1044
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1045
	ret_val = e1000e_write_kmrn_reg_locked(hw,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1046
	                                      E1000_KMRNCTRLSTA_K1_CONFIG,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
	                                      kmrn_reg);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1048
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1049
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1050
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1051
	udelay(20);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
	ctrl_ext = er32(CTRL_EXT);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
	ctrl_reg = er32(CTRL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1054
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1055
	reg = ctrl_reg & ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1056
	reg |= E1000_CTRL_FRCSPD;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1057
	ew32(CTRL, reg);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1058
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1059
	ew32(CTRL_EXT, ctrl_ext | E1000_CTRL_EXT_SPD_BYPS);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1060
	udelay(20);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1061
	ew32(CTRL, ctrl_reg);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1062
	ew32(CTRL_EXT, ctrl_ext);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
	udelay(20);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1065
out:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1066
	return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1067
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1068
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1069
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1070
 *  e1000_oem_bits_config_ich8lan - SW-based LCD Configuration
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1071
 *  @hw:       pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1072
 *  @d0_state: boolean if entering d0 or d3 device state
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1074
 *  SW will configure Gbe Disable and LPLU based on the NVM. The four bits are
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
 *  collectively called OEM bits.  The OEM Write Enable bit and SW Config bit
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1076
 *  in NVM determines whether HW should configure LPLU and Gbe Disable.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1077
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
static s32 e1000_oem_bits_config_ich8lan(struct e1000_hw *hw, bool d0_state)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1080
	s32 ret_val = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
	u32 mac_reg;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
	u16 oem_reg;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
	if (hw->mac.type != e1000_pchlan)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1085
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1086
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1087
	ret_val = hw->phy.ops.acquire_phy(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1088
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
	mac_reg = er32(EXTCNF_CTRL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
	if (mac_reg & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
	mac_reg = er32(FEXTNVM);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1096
	if (!(mac_reg & E1000_FEXTNVM_SW_CONFIG_ICH8M))
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1097
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1099
	mac_reg = er32(PHY_CTRL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1100
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1101
	ret_val = hw->phy.ops.read_phy_reg_locked(hw, HV_OEM_BITS, &oem_reg);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1102
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1104
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1105
	oem_reg &= ~(HV_OEM_BITS_GBE_DIS | HV_OEM_BITS_LPLU);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1106
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1107
	if (d0_state) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
		if (mac_reg & E1000_PHY_CTRL_GBE_DISABLE)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1109
			oem_reg |= HV_OEM_BITS_GBE_DIS;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
		if (mac_reg & E1000_PHY_CTRL_D0A_LPLU)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1112
			oem_reg |= HV_OEM_BITS_LPLU;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1113
	} else {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1114
		if (mac_reg & E1000_PHY_CTRL_NOND0A_GBE_DISABLE)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1115
			oem_reg |= HV_OEM_BITS_GBE_DIS;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1117
		if (mac_reg & E1000_PHY_CTRL_NOND0A_LPLU)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
			oem_reg |= HV_OEM_BITS_LPLU;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1119
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1120
	/* Restart auto-neg to activate the bits */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1121
	if (!e1000_check_reset_block(hw))
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1122
		oem_reg |= HV_OEM_BITS_RESTART_AN;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1123
	ret_val = hw->phy.ops.write_phy_reg_locked(hw, HV_OEM_BITS, oem_reg);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1124
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1125
out:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1126
	hw->phy.ops.release_phy(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1127
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
	return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1129
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1130
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1131
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1132
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1133
 *  e1000_hv_phy_workarounds_ich8lan - A series of Phy workarounds to be
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
 *  done after every PHY reset.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1135
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1136
static s32 e1000_hv_phy_workarounds_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1138
	s32 ret_val = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1139
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
	if (hw->mac.type != e1000_pchlan)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1141
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1142
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1143
	if (((hw->phy.type == e1000_phy_82577) &&
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1144
	     ((hw->phy.revision == 1) || (hw->phy.revision == 2))) ||
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1145
	    ((hw->phy.type == e1000_phy_82578) && (hw->phy.revision == 1))) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1146
		/* Disable generation of early preamble */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1147
		ret_val = e1e_wphy(hw, PHY_REG(769, 25), 0x4431);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1148
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1151
		/* Preamble tuning for SSC */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1152
		ret_val = e1e_wphy(hw, PHY_REG(770, 16), 0xA204);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1153
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1155
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1156
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1157
	if (hw->phy.type == e1000_phy_82578) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1158
		/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1159
		 * Return registers to default by doing a soft reset then
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1160
		 * writing 0x3140 to the control register.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1161
		 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1162
		if (hw->phy.revision < 2) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1163
			e1000e_phy_sw_reset(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
			ret_val = e1e_wphy(hw, PHY_CONTROL, 0x3140);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1165
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1166
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1167
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1168
	/* Select page 0 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1169
	ret_val = hw->phy.ops.acquire_phy(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1170
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1171
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1173
	hw->phy.addr = 1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1174
	ret_val = e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT, 0);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1175
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1176
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1177
	hw->phy.ops.release_phy(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1178
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1179
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1180
	 * Configure the K1 Si workaround during phy reset assuming there is
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1181
	 * link so that it disables K1 if link is in 1Gbps.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1182
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1183
	ret_val = e1000_k1_gig_workaround_hv(hw, true);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1184
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1185
out:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1186
	return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1187
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1188
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1189
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1190
 *  e1000_lan_init_done_ich8lan - Check for PHY config completion
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1191
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1192
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1193
 *  Check the appropriate indication the MAC has finished configuring the
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1194
 *  PHY after a software reset.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1195
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1196
static void e1000_lan_init_done_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1197
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1198
	u32 data, loop = E1000_ICH8_LAN_INIT_TIMEOUT;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1199
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1200
	/* Wait for basic configuration completes before proceeding */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1201
	do {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1202
		data = er32(STATUS);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1203
		data &= E1000_STATUS_LAN_INIT_DONE;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1204
		udelay(100);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1205
	} while ((!data) && --loop);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1206
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1207
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1208
	 * If basic configuration is incomplete before the above loop
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1209
	 * count reaches 0, loading the configuration from NVM will
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1210
	 * leave the PHY in a bad state possibly resulting in no link.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1211
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1212
	if (loop == 0)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
		hw_dbg(hw, "LAN_INIT_DONE not set, increase timeout\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1215
	/* Clear the Init Done bit for the next init event */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1216
	data = er32(STATUS);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
	data &= ~E1000_STATUS_LAN_INIT_DONE;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
	ew32(STATUS, data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1219
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1220
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
 *  e1000_phy_hw_reset_ich8lan - Performs a PHY reset
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1223
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1224
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1225
 *  Resets the PHY
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1226
 *  This is a function pointer entry point called by drivers
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
 *  or other shared routines.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
static s32 e1000_phy_hw_reset_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
	s32 ret_val = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1232
	u16 reg;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1233
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
	ret_val = e1000e_phy_hw_reset_generic(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1235
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1236
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1237
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
	/* Allow time for h/w to get to a quiescent state after reset */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
	mdelay(10);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1240
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1241
	if (hw->mac.type == e1000_pchlan) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1242
		ret_val = e1000_hv_phy_workarounds_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1245
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1246
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1247
	/* Dummy read to clear the phy wakeup bit after lcd reset */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1248
	if (hw->mac.type == e1000_pchlan)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1249
		e1e_rphy(hw, BM_WUC, &reg);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1250
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1251
	/* Configure the LCD with the extended configuration region in NVM */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1252
	ret_val = e1000_sw_lcd_config_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1253
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1256
	/* Configure the LCD with the OEM bits in NVM */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1257
	if (hw->mac.type == e1000_pchlan)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1258
		ret_val = e1000_oem_bits_config_ich8lan(hw, true);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1259
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1260
out:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1261
	return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1262
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1264
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1265
 *  e1000_get_phy_info_ife_ich8lan - Retrieves various IFE PHY states
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1266
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1267
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1268
 *  Populates "phy" structure with various feature states.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1269
 *  This function is only called by other family-specific
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1270
 *  routines.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1272
static s32 e1000_get_phy_info_ife_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1273
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1274
	struct e1000_phy_info *phy = &hw->phy;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1275
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1276
	u16 data;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1277
	bool link;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1278
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1279
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1282
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1283
	if (!link) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1284
		hw_dbg(hw, "Phy info is only valid if link is up\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1285
		return -E1000_ERR_CONFIG;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1286
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1287
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1288
	ret_val = e1e_rphy(hw, IFE_PHY_SPECIAL_CONTROL, &data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1289
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1290
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1291
	phy->polarity_correction = (!(data & IFE_PSC_AUTO_POLARITY_DISABLE));
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1292
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
	if (phy->polarity_correction) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1294
		ret_val = phy->ops.check_polarity(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1295
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1296
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1297
	} else {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1298
		/* Polarity is forced */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1299
		phy->cable_polarity = (data & IFE_PSC_FORCE_POLARITY)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1300
				      ? e1000_rev_polarity_reversed
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1301
				      : e1000_rev_polarity_normal;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1302
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1303
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
	ret_val = e1e_rphy(hw, IFE_PHY_MDIX_CONTROL, &data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1305
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1306
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1308
	phy->is_mdix = (data & IFE_PMC_MDIX_STATUS);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
	/* The following parameters are undefined for 10/100 operation. */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
	phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
	phy->local_rx = e1000_1000t_rx_status_undefined;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
	phy->remote_rx = e1000_1000t_rx_status_undefined;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1315
	return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1316
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1317
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1318
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1319
 *  e1000_get_phy_info_ich8lan - Calls appropriate PHY type get_phy_info
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1320
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
 *  Wrapper for calling the get_phy_info routines for the appropriate phy type.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1323
 *  This is a function pointer entry point called by drivers
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1324
 *  or other shared routines.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
static s32 e1000_get_phy_info_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1328
	switch (hw->phy.type) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
	case e1000_phy_ife:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1330
		return e1000_get_phy_info_ife_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
		break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1332
	case e1000_phy_igp_3:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1333
	case e1000_phy_bm:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
	case e1000_phy_82578:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1335
	case e1000_phy_82577:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
		return e1000e_get_phy_info_igp(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
		break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1338
	default:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1339
		break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1340
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
	return -E1000_ERR_PHY_TYPE;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1345
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1346
 *  e1000_check_polarity_ife_ich8lan - Check cable polarity for IFE PHY
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1347
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1348
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1349
 *  Polarity is determined on the polarity reversal feature being enabled.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
 *  This function is only called by other family-specific
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1351
 *  routines.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1352
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1353
static s32 e1000_check_polarity_ife_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1354
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1355
	struct e1000_phy_info *phy = &hw->phy;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1356
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1357
	u16 phy_data, offset, mask;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1358
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1359
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1360
	 * Polarity is determined based on the reversal feature being enabled.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1361
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
	if (phy->polarity_correction) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
		offset	= IFE_PHY_EXTENDED_STATUS_CONTROL;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
		mask	= IFE_PESC_POLARITY_REVERSED;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
	} else {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1366
		offset	= IFE_PHY_SPECIAL_CONTROL;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
		mask	= IFE_PSC_FORCE_POLARITY;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
	ret_val = e1e_rphy(hw, offset, &phy_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1371
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1372
	if (!ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1373
		phy->cable_polarity = (phy_data & mask)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1374
				      ? e1000_rev_polarity_reversed
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1375
				      : e1000_rev_polarity_normal;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1376
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
	return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1379
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1381
 *  e1000_set_lplu_state_pchlan - Set Low Power Link Up state
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1382
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
 *  @active: true to enable LPLU, false to disable
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1384
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
 *  Sets the LPLU state according to the active flag.  For PCH, if OEM write
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
 *  bit are disabled in the NVM, writing the LPLU bits in the MAC will not set
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1387
 *  the phy speed. This function will manually set the LPLU bit and restart
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
 *  auto-neg as hw would do. D3 and D0 LPLU will call the same function
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
 *  since it configures the same bit.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
static s32 e1000_set_lplu_state_pchlan(struct e1000_hw *hw, bool active)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1392
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1393
	s32 ret_val = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
	u16 oem_reg;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1395
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1396
	ret_val = e1e_rphy(hw, HV_OEM_BITS, &oem_reg);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1397
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1398
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
	if (active)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1401
		oem_reg |= HV_OEM_BITS_LPLU;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1402
	else
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
		oem_reg &= ~HV_OEM_BITS_LPLU;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1404
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
	oem_reg |= HV_OEM_BITS_RESTART_AN;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1406
	ret_val = e1e_wphy(hw, HV_OEM_BITS, oem_reg);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1408
out:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
	return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1410
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1411
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1412
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1413
 *  e1000_set_d0_lplu_state_ich8lan - Set Low Power Linkup D0 state
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1415
 *  @active: TRUE to enable LPLU, FALSE to disable
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1417
 *  Sets the LPLU D0 state according to the active flag.  When
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1418
 *  activating LPLU this function also disables smart speed
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1419
 *  and vice versa.  LPLU will not be activated unless the
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1420
 *  device autonegotiation advertisement meets standards of
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1421
 *  either 10 or 10/100 or 10/100/1000 at all duplexes.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1422
 *  This is a function pointer entry point only called by
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1423
 *  PHY setup routines.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1424
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1425
static s32 e1000_set_d0_lplu_state_ich8lan(struct e1000_hw *hw, bool active)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1426
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1427
	struct e1000_phy_info *phy = &hw->phy;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1428
	u32 phy_ctrl;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
	s32 ret_val = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1430
	u16 data;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1431
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
	if (phy->type == e1000_phy_ife)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1433
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1434
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1435
	phy_ctrl = er32(PHY_CTRL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1436
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1437
	if (active) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1438
		phy_ctrl |= E1000_PHY_CTRL_D0A_LPLU;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
		ew32(PHY_CTRL, phy_ctrl);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1440
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
		if (phy->type != e1000_phy_igp_3)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1442
			return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1444
		/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
		 * Call gig speed drop workaround on LPLU before accessing
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1446
		 * any PHY registers
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
		 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1448
		if (hw->mac.type == e1000_ich8lan)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1449
			e1000e_gig_downshift_workaround_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1451
		/* When LPLU is enabled, we should disable SmartSpeed */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1452
		ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, &data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
		data &= ~IGP01E1000_PSCFR_SMART_SPEED;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
		ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1455
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1456
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
	} else {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
		phy_ctrl &= ~E1000_PHY_CTRL_D0A_LPLU;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
		ew32(PHY_CTRL, phy_ctrl);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1460
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1461
		if (phy->type != e1000_phy_igp_3)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1462
			return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1464
		/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1465
		 * LPLU and SmartSpeed are mutually exclusive.  LPLU is used
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1466
		 * during Dx states where the power conservation is most
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1467
		 * important.  During driver activity we should enable
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1468
		 * SmartSpeed, so performance is maintained.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1469
		 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
		if (phy->smart_speed == e1000_smart_speed_on) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1472
					   &data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1473
			if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1474
				return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1475
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1476
			data |= IGP01E1000_PSCFR_SMART_SPEED;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1477
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1478
					   data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1479
			if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1480
				return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1481
		} else if (phy->smart_speed == e1000_smart_speed_off) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1482
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1483
					   &data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1484
			if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1485
				return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1486
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1487
			data &= ~IGP01E1000_PSCFR_SMART_SPEED;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
					   data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
			if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
				return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1492
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1493
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
	return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1497
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1498
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1499
 *  e1000_set_d3_lplu_state_ich8lan - Set Low Power Linkup D3 state
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1500
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1501
 *  @active: TRUE to enable LPLU, FALSE to disable
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1502
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
 *  Sets the LPLU D3 state according to the active flag.  When
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
 *  activating LPLU this function also disables smart speed
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1505
 *  and vice versa.  LPLU will not be activated unless the
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
 *  device autonegotiation advertisement meets standards of
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1507
 *  either 10 or 10/100 or 10/100/1000 at all duplexes.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1508
 *  This is a function pointer entry point only called by
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
 *  PHY setup routines.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1510
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1511
static s32 e1000_set_d3_lplu_state_ich8lan(struct e1000_hw *hw, bool active)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1513
	struct e1000_phy_info *phy = &hw->phy;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
	u32 phy_ctrl;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1515
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
	u16 data;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1518
	phy_ctrl = er32(PHY_CTRL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1519
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1520
	if (!active) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
		phy_ctrl &= ~E1000_PHY_CTRL_NOND0A_LPLU;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
		ew32(PHY_CTRL, phy_ctrl);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1524
		if (phy->type != e1000_phy_igp_3)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1525
			return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1526
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
		/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1528
		 * LPLU and SmartSpeed are mutually exclusive.  LPLU is used
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1529
		 * during Dx states where the power conservation is most
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1530
		 * important.  During driver activity we should enable
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
		 * SmartSpeed, so performance is maintained.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1532
		 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1533
		if (phy->smart_speed == e1000_smart_speed_on) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1534
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1535
					   &data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1536
			if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1537
				return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1538
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1539
			data |= IGP01E1000_PSCFR_SMART_SPEED;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1541
					   data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1542
			if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1543
				return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1544
		} else if (phy->smart_speed == e1000_smart_speed_off) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1545
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1546
					   &data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1547
			if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
				return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1549
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
			data &= ~IGP01E1000_PSCFR_SMART_SPEED;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
					   data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1553
			if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
				return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
	} else if ((phy->autoneg_advertised == E1000_ALL_SPEED_DUPLEX) ||
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1557
		   (phy->autoneg_advertised == E1000_ALL_NOT_GIG) ||
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1558
		   (phy->autoneg_advertised == E1000_ALL_10_SPEED)) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1559
		phy_ctrl |= E1000_PHY_CTRL_NOND0A_LPLU;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1560
		ew32(PHY_CTRL, phy_ctrl);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1561
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1562
		if (phy->type != e1000_phy_igp_3)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1563
			return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1564
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
		/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1566
		 * Call gig speed drop workaround on LPLU before accessing
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1567
		 * any PHY registers
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
		 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
		if (hw->mac.type == e1000_ich8lan)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1570
			e1000e_gig_downshift_workaround_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1571
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
		/* When LPLU is enabled, we should disable SmartSpeed */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
		ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, &data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1574
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1576
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1577
		data &= ~IGP01E1000_PSCFR_SMART_SPEED;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1578
		ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1579
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1580
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1581
	return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1583
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1585
 *  e1000_valid_nvm_bank_detect_ich8lan - finds out the valid bank 0 or 1
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1587
 *  @bank:  pointer to the variable that returns the active bank
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1588
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1589
 *  Reads signature byte from the NVM using the flash access registers.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1590
 *  Word 0x13 bits 15:14 = 10b indicate a valid signature for that bank.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1591
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1592
static s32 e1000_valid_nvm_bank_detect_ich8lan(struct e1000_hw *hw, u32 *bank)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1593
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1594
	u32 eecd;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
	struct e1000_nvm_info *nvm = &hw->nvm;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1596
	u32 bank1_offset = nvm->flash_bank_size * sizeof(u16);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1597
	u32 act_offset = E1000_ICH_NVM_SIG_WORD * 2 + 1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
	u8 sig_byte = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
	s32 ret_val = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1600
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
	switch (hw->mac.type) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1602
	case e1000_ich8lan:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1603
	case e1000_ich9lan:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1604
		eecd = er32(EECD);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
		if ((eecd & E1000_EECD_SEC1VAL_VALID_MASK) ==
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1606
		    E1000_EECD_SEC1VAL_VALID_MASK) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1607
			if (eecd & E1000_EECD_SEC1VAL)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
				*bank = 1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1609
			else
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1610
				*bank = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1611
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1612
			return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1613
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1614
		hw_dbg(hw, "Unable to determine valid NVM bank via EEC - "
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1615
		       "reading flash signature\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1616
		/* fall-thru */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1617
	default:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
		/* set bank to 0 in case flash read fails */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
		*bank = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1620
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1621
		/* Check bank 0 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1622
		ret_val = e1000_read_flash_byte_ich8lan(hw, act_offset,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1623
		                                        &sig_byte);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
		if ((sig_byte & E1000_ICH_NVM_VALID_SIG_MASK) ==
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1627
		    E1000_ICH_NVM_SIG_VALUE) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1628
			*bank = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1629
			return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
		/* Check bank 1 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1633
		ret_val = e1000_read_flash_byte_ich8lan(hw, act_offset +
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
		                                        bank1_offset,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1635
		                                        &sig_byte);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
		if ((sig_byte & E1000_ICH_NVM_VALID_SIG_MASK) ==
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1639
		    E1000_ICH_NVM_SIG_VALUE) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1640
			*bank = 1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1641
			return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1643
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
		hw_dbg(hw, "ERROR: No valid NVM bank present\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
		return -E1000_ERR_NVM;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1646
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1647
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
	return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
 *  e1000_read_nvm_ich8lan - Read word(s) from the NVM
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1653
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1654
 *  @offset: The offset (in bytes) of the word(s) to read.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
 *  @words: Size of data to read in words
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
 *  @data: Pointer to the word(s) to read at offset.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1658
 *  Reads a word(s) from the NVM using the flash access registers.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1659
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
static s32 e1000_read_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1661
				  u16 *data)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
	struct e1000_nvm_info *nvm = &hw->nvm;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1665
	u32 act_offset;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1666
	s32 ret_val = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1667
	u32 bank = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1668
	u16 i, word;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1669
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
	if ((offset >= nvm->word_size) || (words > nvm->word_size - offset) ||
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1671
	    (words == 0)) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
		hw_dbg(hw, "nvm parameter(s) out of bounds\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
		ret_val = -E1000_ERR_NVM;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1675
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1676
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
	nvm->ops.acquire_nvm(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1679
	ret_val = e1000_valid_nvm_bank_detect_ich8lan(hw, &bank);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
	if (ret_val) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
		hw_dbg(hw, "Could not detect valid bank, assuming bank 0\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1682
		bank = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1683
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1685
	act_offset = (bank) ? nvm->flash_bank_size : 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1686
	act_offset += offset;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1687
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
	ret_val = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1689
	for (i = 0; i < words; i++) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1690
		if ((dev_spec->shadow_ram) &&
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1691
		    (dev_spec->shadow_ram[offset+i].modified)) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1692
			data[i] = dev_spec->shadow_ram[offset+i].value;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
		} else {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1694
			ret_val = e1000_read_flash_word_ich8lan(hw,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
								act_offset + i,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
								&word);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1697
			if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
				break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1699
			data[i] = word;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1700
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1703
	nvm->ops.release_nvm(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1704
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
out:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1706
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1707
		hw_dbg(hw, "NVM read error: %d\n", ret_val);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1708
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1709
	return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1710
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1711
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1712
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1713
 *  e1000_flash_cycle_init_ich8lan - Initialize flash
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1714
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1716
 *  This function does initial flash setup so that a new read/write/erase cycle
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1717
 *  can be started.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1719
static s32 e1000_flash_cycle_init_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1720
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1721
	union ich8_hws_flash_status hsfsts;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1722
	s32 ret_val = -E1000_ERR_NVM;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1723
	s32 i = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1724
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1725
	hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1726
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1727
	/* Check if the flash descriptor is valid */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1728
	if (hsfsts.hsf_status.fldesvalid == 0) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1729
		hw_dbg(hw, "Flash descriptor invalid.  "
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
			 "SW Sequencing must be used.");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1731
		return -E1000_ERR_NVM;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1734
	/* Clear FCERR and DAEL in hw status by writing 1 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
	hsfsts.hsf_status.flcerr = 1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1736
	hsfsts.hsf_status.dael = 1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1737
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1738
	ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
	 * Either we should have a hardware SPI cycle in progress
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
	 * bit to check against, in order to start a new cycle or
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1743
	 * FDONE bit should be changed in the hardware so that it
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
	 * is 1 after hardware reset, which can then be used as an
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1745
	 * indication whether a cycle is in progress or has been
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1746
	 * completed.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
	if (hsfsts.hsf_status.flcinprog == 0) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
		/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1751
		 * There is no cycle running at present,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1752
		 * so we can start a cycle
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
		 * Begin by setting Flash Cycle Done.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
		 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1755
		hsfsts.hsf_status.flcdone = 1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1756
		ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
		ret_val = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1758
	} else {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1759
		/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
		 * otherwise poll for sometime so the current
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1761
		 * cycle has a chance to end before giving up.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1762
		 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1763
		for (i = 0; i < ICH_FLASH_READ_COMMAND_TIMEOUT; i++) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1764
			hsfsts.regval = __er16flash(hw, ICH_FLASH_HSFSTS);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1765
			if (hsfsts.hsf_status.flcinprog == 0) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
				ret_val = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
				break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
			}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1769
			udelay(1);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1770
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
		if (ret_val == 0) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
			/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
			 * Successful in waiting for previous cycle to timeout,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
			 * now set the Flash Cycle Done.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
			 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
			hsfsts.hsf_status.flcdone = 1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1777
			ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1778
		} else {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1779
			hw_dbg(hw, "Flash controller busy, cannot get access");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1782
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1783
	return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1784
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1787
 *  e1000_flash_cycle_ich8lan - Starts flash cycle (read/write/erase)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1789
 *  @timeout: maximum time to wait for completion
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1791
 *  This function starts a flash cycle and waits for its completion.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1792
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
static s32 e1000_flash_cycle_ich8lan(struct e1000_hw *hw, u32 timeout)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1795
	union ich8_hws_flash_ctrl hsflctl;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1796
	union ich8_hws_flash_status hsfsts;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1797
	s32 ret_val = -E1000_ERR_NVM;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1798
	u32 i = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1799
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
	/* Start a cycle by writing 1 in Flash Cycle Go in Hw Flash Control */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1801
	hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1802
	hsflctl.hsf_ctrl.flcgo = 1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
	ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1804
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1805
	/* wait till FDONE bit is set to 1 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1806
	do {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1807
		hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1808
		if (hsfsts.hsf_status.flcdone == 1)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1809
			break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1810
		udelay(1);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1811
	} while (i++ < timeout);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1813
	if (hsfsts.hsf_status.flcdone == 1 && hsfsts.hsf_status.flcerr == 0)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1814
		return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1815
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1816
	return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1817
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1818
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
 *  e1000_read_flash_word_ich8lan - Read word from flash
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1821
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
 *  @offset: offset to data location
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1823
 *  @data: pointer to the location for storing the data
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1824
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1825
 *  Reads the flash word at offset into data.  Offset is converted
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
 *  to bytes before read.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1827
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1828
static s32 e1000_read_flash_word_ich8lan(struct e1000_hw *hw, u32 offset,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
					 u16 *data)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
	/* Must convert offset into bytes. */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1832
	offset <<= 1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1833
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1834
	return e1000_read_flash_data_ich8lan(hw, offset, 2, data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1835
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1836
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1837
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1838
 *  e1000_read_flash_byte_ich8lan - Read byte from flash
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1840
 *  @offset: The offset of the byte to read.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1841
 *  @data: Pointer to a byte to store the value read.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1842
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
 *  Reads a single byte from the NVM using the flash access registers.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1844
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
static s32 e1000_read_flash_byte_ich8lan(struct e1000_hw *hw, u32 offset,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1846
					 u8 *data)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1848
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1849
	u16 word = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1850
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1851
	ret_val = e1000_read_flash_data_ich8lan(hw, offset, 1, &word);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1853
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1854
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1855
	*data = (u8)word;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1856
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
	return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1858
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1861
 *  e1000_read_flash_data_ich8lan - Read byte or word from NVM
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1862
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1863
 *  @offset: The offset (in bytes) of the byte or word to read.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1864
 *  @size: Size of data to read, 1=byte 2=word
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1865
 *  @data: Pointer to the word to store the value read.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1866
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1867
 *  Reads a byte or word from the NVM using the flash access registers.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1869
static s32 e1000_read_flash_data_ich8lan(struct e1000_hw *hw, u32 offset,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1870
					 u8 size, u16 *data)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1872
	union ich8_hws_flash_status hsfsts;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1873
	union ich8_hws_flash_ctrl hsflctl;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1874
	u32 flash_linear_addr;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1875
	u32 flash_data = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1876
	s32 ret_val = -E1000_ERR_NVM;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1877
	u8 count = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1878
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
	if (size < 1  || size > 2 || offset > ICH_FLASH_LINEAR_ADDR_MASK)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1880
		return -E1000_ERR_NVM;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1881
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1882
	flash_linear_addr = (ICH_FLASH_LINEAR_ADDR_MASK & offset) +
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1883
			    hw->nvm.flash_base_addr;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1885
	do {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1886
		udelay(1);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
		/* Steps */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
		ret_val = e1000_flash_cycle_init_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
		if (ret_val != 0)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1890
			break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1891
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1892
		hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1893
		/* 0b/1b corresponds to 1 or 2 byte size, respectively. */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1894
		hsflctl.hsf_ctrl.fldbcount = size - 1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1895
		hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_READ;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1896
		ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1897
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1898
		ew32flash(ICH_FLASH_FADDR, flash_linear_addr);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1899
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1900
		ret_val = e1000_flash_cycle_ich8lan(hw,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1901
						ICH_FLASH_READ_COMMAND_TIMEOUT);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1903
		/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1904
		 * Check if FCERR is set to 1, if set to 1, clear it
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1905
		 * and try the whole sequence a few more times, else
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1906
		 * read in (shift in) the Flash Data0, the order is
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
		 * least significant byte first msb to lsb
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1908
		 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
		if (ret_val == 0) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1910
			flash_data = er32flash(ICH_FLASH_FDATA0);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
			if (size == 1) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
				*data = (u8)(flash_data & 0x000000FF);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1913
			} else if (size == 2) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1914
				*data = (u16)(flash_data & 0x0000FFFF);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1915
			}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1916
			break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1917
		} else {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1918
			/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1919
			 * If we've gotten here, then things are probably
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1920
			 * completely hosed, but if the error condition is
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
			 * detected, it won't hurt to give it another try...
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1922
			 * ICH_FLASH_CYCLE_REPEAT_COUNT times.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1923
			 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1924
			hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1925
			if (hsfsts.hsf_status.flcerr == 1) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
				/* Repeat for some time before giving up. */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1927
				continue;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
			} else if (hsfsts.hsf_status.flcdone == 0) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
				hw_dbg(hw, "Timeout error - flash cycle "
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1930
					 "did not complete.");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1931
				break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
			}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1933
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1934
	} while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1936
	return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1937
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1938
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1939
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1940
 *  e1000_write_nvm_ich8lan - Write word(s) to the NVM
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1941
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1942
 *  @offset: The offset (in bytes) of the word(s) to write.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1943
 *  @words: Size of data to write in words
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
 *  @data: Pointer to the word(s) to write at offset.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1945
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1946
 *  Writes a byte or word to the NVM using the flash access registers.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1947
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
static s32 e1000_write_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
				   u16 *data)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1950
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1951
	struct e1000_nvm_info *nvm = &hw->nvm;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
	u16 i;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1954
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1955
	if ((offset >= nvm->word_size) || (words > nvm->word_size - offset) ||
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
	    (words == 0)) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
		hw_dbg(hw, "nvm parameter(s) out of bounds\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
		return -E1000_ERR_NVM;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1960
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
	nvm->ops.acquire_nvm(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1963
	for (i = 0; i < words; i++) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1964
		dev_spec->shadow_ram[offset+i].modified = 1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1965
		dev_spec->shadow_ram[offset+i].value = data[i];
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1966
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1967
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1968
	nvm->ops.release_nvm(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1969
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1970
	return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1972
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1973
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1974
 *  e1000_update_nvm_checksum_ich8lan - Update the checksum for NVM
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1975
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1977
 *  The NVM checksum is updated by calling the generic update_nvm_checksum,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1978
 *  which writes the checksum to the shadow ram.  The changes in the shadow
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
 *  ram are then committed to the EEPROM by processing each bank at a time
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
 *  checking for the modified bit and writing only the pending changes.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1981
 *  After a successful commit, the shadow ram is cleared and is ready for
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1982
 *  future writes.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1983
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1985
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
	struct e1000_nvm_info *nvm = &hw->nvm;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1987
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1988
	u32 i, act_offset, new_bank_offset, old_bank_offset, bank;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1989
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1990
	u16 data;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1991
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1992
	ret_val = e1000e_update_nvm_checksum_generic(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1994
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1995
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1996
	if (nvm->type != e1000_nvm_flash_sw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1998
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1999
	nvm->ops.acquire_nvm(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2001
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2002
	 * We're writing to the opposite bank so if we're on bank 1,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2003
	 * write to bank 0 etc.  We also need to erase the segment that
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2004
	 * is going to be written
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2005
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2006
	ret_val =  e1000_valid_nvm_bank_detect_ich8lan(hw, &bank);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
	if (ret_val) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2008
		hw_dbg(hw, "Could not detect valid bank, assuming bank 0\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
		bank = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2010
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2011
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2012
	if (bank == 0) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2013
		new_bank_offset = nvm->flash_bank_size;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2014
		old_bank_offset = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2015
		ret_val = e1000_erase_flash_bank_ich8lan(hw, 1);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
		if (ret_val) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2017
			nvm->ops.release_nvm(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2018
			goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2019
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2020
	} else {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2021
		old_bank_offset = nvm->flash_bank_size;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2022
		new_bank_offset = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2023
		ret_val = e1000_erase_flash_bank_ich8lan(hw, 0);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2024
		if (ret_val) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2025
			nvm->ops.release_nvm(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2026
			goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2027
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2028
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2029
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2030
	for (i = 0; i < E1000_ICH8_SHADOW_RAM_WORDS; i++) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2031
		/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
		 * Determine whether to write the value stored
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
		 * in the other NVM bank or a modified value stored
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
		 * in the shadow RAM
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2035
		 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2036
		if (dev_spec->shadow_ram[i].modified) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2037
			data = dev_spec->shadow_ram[i].value;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2038
		} else {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2039
			ret_val = e1000_read_flash_word_ich8lan(hw, i +
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2040
			                                        old_bank_offset,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2041
			                                        &data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
			if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
				break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2044
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
		/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2047
		 * If the word is 0x13, then make sure the signature bits
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2048
		 * (15:14) are 11b until the commit has completed.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2049
		 * This will allow us to write 10b which indicates the
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
		 * signature is valid.  We want to do this after the write
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
		 * has completed so that we don't mark the segment valid
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2052
		 * while the write is still in progress
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
		 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2054
		if (i == E1000_ICH_NVM_SIG_WORD)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
			data |= E1000_ICH_NVM_SIG_MASK;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2057
		/* Convert offset to bytes. */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2058
		act_offset = (i + new_bank_offset) << 1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2059
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2060
		udelay(100);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2061
		/* Write the bytes to the new bank. */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
		ret_val = e1000_retry_write_flash_byte_ich8lan(hw,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2063
							       act_offset,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
							       (u8)data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2065
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2066
			break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2067
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2068
		udelay(100);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2069
		ret_val = e1000_retry_write_flash_byte_ich8lan(hw,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
							  act_offset + 1,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2071
							  (u8)(data >> 8));
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2072
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
			break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2074
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2075
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2076
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2077
	 * Don't bother writing the segment valid bits if sector
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2078
	 * programming failed.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2079
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2080
	if (ret_val) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2081
		/* Possibly read-only, see e1000e_write_protect_nvm_ich8lan() */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
		hw_dbg(hw, "Flash commit failed.\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2083
		nvm->ops.release_nvm(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2084
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2086
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2087
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
	 * Finally validate the new segment by setting bit 15:14
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2089
	 * to 10b in word 0x13 , this can be done without an
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2090
	 * erase as well since these bits are 11 to start with
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2091
	 * and we need to change bit 14 to 0b
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2092
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
	act_offset = new_bank_offset + E1000_ICH_NVM_SIG_WORD;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
	ret_val = e1000_read_flash_word_ich8lan(hw, act_offset, &data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2095
	if (ret_val) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
		nvm->ops.release_nvm(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2097
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2098
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2099
	data &= 0xBFFF;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2100
	ret_val = e1000_retry_write_flash_byte_ich8lan(hw,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2101
						       act_offset * 2 + 1,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2102
						       (u8)(data >> 8));
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
	if (ret_val) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2104
		nvm->ops.release_nvm(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2106
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2107
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2108
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2109
	 * And invalidate the previously valid segment by setting
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2110
	 * its signature word (0x13) high_byte to 0b. This can be
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
	 * done without an erase because flash erase sets all bits
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2112
	 * to 1's. We can write 1's to 0's without an erase
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2114
	act_offset = (old_bank_offset + E1000_ICH_NVM_SIG_WORD) * 2 + 1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2115
	ret_val = e1000_retry_write_flash_byte_ich8lan(hw, act_offset, 0);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2116
	if (ret_val) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2117
		nvm->ops.release_nvm(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2118
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2119
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2121
	/* Great!  Everything worked, we can now clear the cached entries. */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2122
	for (i = 0; i < E1000_ICH8_SHADOW_RAM_WORDS; i++) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
		dev_spec->shadow_ram[i].modified = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
		dev_spec->shadow_ram[i].value = 0xFFFF;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2125
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2126
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
	nvm->ops.release_nvm(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
	 * Reload the EEPROM, or else modifications will not appear
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
	 * until after the next adapter reset.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2133
	e1000e_reload_nvm(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
	msleep(10);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2135
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
out:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2137
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2138
		hw_dbg(hw, "NVM update error: %d\n", ret_val);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2139
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2140
	return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2141
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2142
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
 *  e1000_validate_nvm_checksum_ich8lan - Validate EEPROM checksum
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
 *  Check to see if checksum needs to be fixed by reading bit 6 in word 0x19.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
 *  If the bit is 0, that the EEPROM had been modified, but the checksum was not
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
 *  calculated, in which case we need to calculate the checksum and set bit 6.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2151
static s32 e1000_validate_nvm_checksum_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
	u16 data;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
	 * Read 0x19 and check bit 6.  If this bit is 0, the checksum
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
	 * needs to be fixed.  This bit is an indication that the NVM
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
	 * was prepared by OEM software and did not calculate the
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2160
	 * checksum...a likely scenario.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2161
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2162
	ret_val = e1000_read_nvm(hw, 0x19, 1, &data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2164
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
	if ((data & 0x40) == 0) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2167
		data |= 0x40;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2168
		ret_val = e1000_write_nvm(hw, 0x19, 1, &data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2169
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2170
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2171
		ret_val = e1000e_update_nvm_checksum(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2172
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2173
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2174
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2176
	return e1000e_validate_nvm_checksum_generic(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2178
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2179
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2180
 *  e1000e_write_protect_nvm_ich8lan - Make the NVM read-only
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2182
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2183
 *  To prevent malicious write/erase of the NVM, set it to be read-only
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2184
 *  so that the hardware ignores all write/erase cycles of the NVM via
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
 *  the flash control registers.  The shadow-ram copy of the NVM will
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
 *  still be updated, however any updates to this copy will not stick
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2187
 *  across driver reloads.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2189
void e1000e_write_protect_nvm_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2190
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
	struct e1000_nvm_info *nvm = &hw->nvm;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
	union ich8_flash_protected_range pr0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2193
	union ich8_hws_flash_status hsfsts;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2194
	u32 gfpreg;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2195
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2196
	nvm->ops.acquire_nvm(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
	gfpreg = er32flash(ICH_FLASH_GFPREG);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
	/* Write-protect GbE Sector of NVM */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2201
	pr0.regval = er32flash(ICH_FLASH_PR0);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
	pr0.range.base = gfpreg & FLASH_GFPREG_BASE_MASK;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2203
	pr0.range.limit = ((gfpreg >> 16) & FLASH_GFPREG_BASE_MASK);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2204
	pr0.range.wpe = true;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2205
	ew32flash(ICH_FLASH_PR0, pr0.regval);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2206
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2207
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2208
	 * Lock down a subset of GbE Flash Control Registers, e.g.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2209
	 * PR0 to prevent the write-protection from being lifted.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2210
	 * Once FLOCKDN is set, the registers protected by it cannot
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2211
	 * be written until FLOCKDN is cleared by a hardware reset.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
	hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
	hsfsts.hsf_status.flockdn = true;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2215
	ew32flash(ICH_FLASH_HSFSTS, hsfsts.regval);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2216
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
	nvm->ops.release_nvm(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2221
 *  e1000_write_flash_data_ich8lan - Writes bytes to the NVM
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2222
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2223
 *  @offset: The offset (in bytes) of the byte/word to read.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2224
 *  @size: Size of data to read, 1=byte 2=word
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2225
 *  @data: The byte(s) to write to the NVM.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2226
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
 *  Writes one/two bytes to the NVM using the flash access registers.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2228
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2229
static s32 e1000_write_flash_data_ich8lan(struct e1000_hw *hw, u32 offset,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2230
					  u8 size, u16 data)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
	union ich8_hws_flash_status hsfsts;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2233
	union ich8_hws_flash_ctrl hsflctl;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
	u32 flash_linear_addr;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2235
	u32 flash_data = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2236
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2237
	u8 count = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2238
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
	if (size < 1 || size > 2 || data > size * 0xff ||
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2240
	    offset > ICH_FLASH_LINEAR_ADDR_MASK)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2241
		return -E1000_ERR_NVM;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2242
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2243
	flash_linear_addr = (ICH_FLASH_LINEAR_ADDR_MASK & offset) +
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2244
			    hw->nvm.flash_base_addr;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2245
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2246
	do {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2247
		udelay(1);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
		/* Steps */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2249
		ret_val = e1000_flash_cycle_init_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2250
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2251
			break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2252
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
		hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
		/* 0b/1b corresponds to 1 or 2 byte size, respectively. */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2255
		hsflctl.hsf_ctrl.fldbcount = size -1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2256
		hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_WRITE;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2257
		ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2258
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2259
		ew32flash(ICH_FLASH_FADDR, flash_linear_addr);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2260
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2261
		if (size == 1)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2262
			flash_data = (u32)data & 0x00FF;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2263
		else
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2264
			flash_data = (u32)data;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2265
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2266
		ew32flash(ICH_FLASH_FDATA0, flash_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2268
		/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2269
		 * check if FCERR is set to 1 , if set to 1, clear it
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
		 * and try the whole sequence a few more times else done
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2271
		 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
		ret_val = e1000_flash_cycle_ich8lan(hw,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2273
					       ICH_FLASH_WRITE_COMMAND_TIMEOUT);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2274
		if (!ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2275
			break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2276
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
		/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
		 * If we're here, then things are most likely
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
		 * completely hosed, but if the error condition
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
		 * is detected, it won't hurt to give it another
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
		 * try...ICH_FLASH_CYCLE_REPEAT_COUNT times.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2282
		 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2283
		hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2284
		if (hsfsts.hsf_status.flcerr == 1)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2285
			/* Repeat for some time before giving up. */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
			continue;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2287
		if (hsfsts.hsf_status.flcdone == 0) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2288
			hw_dbg(hw, "Timeout error - flash cycle "
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2289
				 "did not complete.");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2290
			break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2291
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
	} while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2294
	return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2297
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2298
 *  e1000_write_flash_byte_ich8lan - Write a single byte to NVM
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2299
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2300
 *  @offset: The index of the byte to read.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
 *  @data: The byte to write to the NVM.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2302
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2303
 *  Writes a single byte to the NVM using the flash access registers.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2305
static s32 e1000_write_flash_byte_ich8lan(struct e1000_hw *hw, u32 offset,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
					  u8 data)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2307
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2308
	u16 word = (u16)data;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2310
	return e1000_write_flash_data_ich8lan(hw, offset, 1, word);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2311
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2312
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2313
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
 *  e1000_retry_write_flash_byte_ich8lan - Writes a single byte to NVM
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2316
 *  @offset: The offset of the byte to write.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2317
 *  @byte: The byte to write to the NVM.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2318
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
 *  Writes a single byte to the NVM using the flash access registers.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
 *  Goes through a retry algorithm before giving up.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2322
static s32 e1000_retry_write_flash_byte_ich8lan(struct e1000_hw *hw,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
						u32 offset, u8 byte)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
	u16 program_retries;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2327
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2328
	ret_val = e1000_write_flash_byte_ich8lan(hw, offset, byte);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
	if (!ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2332
	for (program_retries = 0; program_retries < 100; program_retries++) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2333
		hw_dbg(hw, "Retrying Byte %2.2X at offset %u\n", byte, offset);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2334
		udelay(100);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2335
		ret_val = e1000_write_flash_byte_ich8lan(hw, offset, byte);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2336
		if (!ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2337
			break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2338
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2339
	if (program_retries == 100)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2340
		return -E1000_ERR_NVM;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2342
	return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2343
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2344
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
 *  e1000_erase_flash_bank_ich8lan - Erase a bank (4k) from NVM
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
 *  @bank: 0 for first bank, 1 for second bank, etc.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2349
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
 *  Erases the bank specified. Each bank is a 4k block. Banks are 0 based.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
 *  bank N is 4096 * N + flash_reg_addr.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2352
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2353
static s32 e1000_erase_flash_bank_ich8lan(struct e1000_hw *hw, u32 bank)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2354
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
	struct e1000_nvm_info *nvm = &hw->nvm;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
	union ich8_hws_flash_status hsfsts;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
	union ich8_hws_flash_ctrl hsflctl;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
	u32 flash_linear_addr;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
	/* bank size is in 16bit words - adjust to bytes */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
	u32 flash_bank_size = nvm->flash_bank_size * 2;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2361
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2362
	s32 count = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
	s32 iteration;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
	s32 sector_size;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2365
	s32 j;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2366
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2367
	hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2368
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2370
	 * Determine HW Sector size: Read BERASE bits of hw flash status
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
	 * register
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2372
	 * 00: The Hw sector is 256 bytes, hence we need to erase 16
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
	 *     consecutive sectors.  The start index for the nth Hw sector
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
	 *     can be calculated as = bank * 4096 + n * 256
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2375
	 * 01: The Hw sector is 4K bytes, hence we need to erase 1 sector.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
	 *     The start index for the nth Hw sector can be calculated
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
	 *     as = bank * 4096
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2378
	 * 10: The Hw sector is 8K bytes, nth sector = bank * 8192
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
	 *     (ich9 only, otherwise error condition)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
	 * 11: The Hw sector is 64K bytes, nth sector = bank * 65536
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
	switch (hsfsts.hsf_status.berasesz) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2383
	case 0:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2384
		/* Hw sector size 256 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2385
		sector_size = ICH_FLASH_SEG_SIZE_256;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2386
		iteration = flash_bank_size / ICH_FLASH_SEG_SIZE_256;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
		break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2388
	case 1:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2389
		sector_size = ICH_FLASH_SEG_SIZE_4K;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
		iteration = 1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2391
		break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2392
	case 2:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
		sector_size = ICH_FLASH_SEG_SIZE_8K;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
		iteration = 1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2395
		break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
	case 3:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
		sector_size = ICH_FLASH_SEG_SIZE_64K;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
		iteration = 1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2399
		break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
	default:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
		return -E1000_ERR_NVM;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2402
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2403
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2404
	/* Start with the base address, then add the sector offset. */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2405
	flash_linear_addr = hw->nvm.flash_base_addr;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2406
	flash_linear_addr += (bank) ? flash_bank_size : 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2407
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2408
	for (j = 0; j < iteration ; j++) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2409
		do {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2410
			/* Steps */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2411
			ret_val = e1000_flash_cycle_init_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2412
			if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2413
				return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2414
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2415
			/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
			 * Write a value 11 (block Erase) in Flash
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
			 * Cycle field in hw flash control
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
			 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2419
			hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
			hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_ERASE;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
			ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
			/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2424
			 * Write the last 24 bits of an index within the
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2425
			 * block into Flash Linear address field in Flash
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2426
			 * Address.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2427
			 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2428
			flash_linear_addr += (j * sector_size);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
			ew32flash(ICH_FLASH_FADDR, flash_linear_addr);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2430
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2431
			ret_val = e1000_flash_cycle_ich8lan(hw,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2432
					       ICH_FLASH_ERASE_COMMAND_TIMEOUT);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
			if (ret_val == 0)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
				break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
			/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
			 * Check if FCERR is set to 1.  If 1,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2438
			 * clear it and try the whole sequence
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
			 * a few more times else Done
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
			 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
			hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
			if (hsfsts.hsf_status.flcerr == 1)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
				/* repeat for some time before giving up */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2444
				continue;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2445
			else if (hsfsts.hsf_status.flcdone == 0)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
				return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2447
		} while (++count < ICH_FLASH_CYCLE_REPEAT_COUNT);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2448
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2450
	return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2451
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
 *  e1000_valid_led_default_ich8lan - Set the default LED settings
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2455
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2456
 *  @data: Pointer to the LED settings
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2457
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
 *  Reads the LED default settings from the NVM to data.  If the NVM LED
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
 *  settings is all 0's or F's, set the LED default to a valid LED default
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
 *  setting.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
static s32 e1000_valid_led_default_ich8lan(struct e1000_hw *hw, u16 *data)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2463
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2464
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2465
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
	ret_val = e1000_read_nvm(hw, NVM_ID_LED_SETTINGS, 1, data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
	if (ret_val) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2468
		hw_dbg(hw, "NVM Read Error\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
	if (*data == ID_LED_RESERVED_0000 ||
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
	    *data == ID_LED_RESERVED_FFFF)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
		*data = ID_LED_DEFAULT_ICH8LAN;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2476
	return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2478
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
 *  e1000_id_led_init_pchlan - store LED configurations
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2481
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2482
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2483
 *  PCH does not control LEDs via the LEDCTL register, rather it uses
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2484
 *  the PHY LED configuration register.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2485
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2486
 *  PCH also does not have an "always on" or "always off" mode which
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
 *  complicates the ID feature.  Instead of using the "on" mode to indicate
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2488
 *  in ledctl_mode2 the LEDs to use for ID (see e1000e_id_led_init()),
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
 *  use "link_up" mode.  The LEDs will still ID on request if there is no
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2490
 *  link based on logic in e1000_led_[on|off]_pchlan().
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2491
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
static s32 e1000_id_led_init_pchlan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2493
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
	struct e1000_mac_info *mac = &hw->mac;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2495
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2496
	const u32 ledctl_on = E1000_LEDCTL_MODE_LINK_UP;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2497
	const u32 ledctl_off = E1000_LEDCTL_MODE_LINK_UP | E1000_PHY_LED0_IVRT;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2498
	u16 data, i, temp, shift;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2499
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
	/* Get default ID LED modes */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
	ret_val = hw->nvm.ops.valid_led_default(hw, &data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2504
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2505
	mac->ledctl_default = er32(LEDCTL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2506
	mac->ledctl_mode1 = mac->ledctl_default;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2507
	mac->ledctl_mode2 = mac->ledctl_default;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2508
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2509
	for (i = 0; i < 4; i++) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
		temp = (data >> (i << 2)) & E1000_LEDCTL_LED0_MODE_MASK;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2511
		shift = (i * 5);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2512
		switch (temp) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2513
		case ID_LED_ON1_DEF2:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2514
		case ID_LED_ON1_ON2:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2515
		case ID_LED_ON1_OFF2:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2516
			mac->ledctl_mode1 &= ~(E1000_PHY_LED0_MASK << shift);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2517
			mac->ledctl_mode1 |= (ledctl_on << shift);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
			break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
		case ID_LED_OFF1_DEF2:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2520
		case ID_LED_OFF1_ON2:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2521
		case ID_LED_OFF1_OFF2:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2522
			mac->ledctl_mode1 &= ~(E1000_PHY_LED0_MASK << shift);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2523
			mac->ledctl_mode1 |= (ledctl_off << shift);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2524
			break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2525
		default:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
			/* Do nothing */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
			break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2528
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2529
		switch (temp) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2530
		case ID_LED_DEF1_ON2:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
		case ID_LED_ON1_ON2:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2532
		case ID_LED_OFF1_ON2:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2533
			mac->ledctl_mode2 &= ~(E1000_PHY_LED0_MASK << shift);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2534
			mac->ledctl_mode2 |= (ledctl_on << shift);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2535
			break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
		case ID_LED_DEF1_OFF2:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
		case ID_LED_ON1_OFF2:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2538
		case ID_LED_OFF1_OFF2:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2539
			mac->ledctl_mode2 &= ~(E1000_PHY_LED0_MASK << shift);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
			mac->ledctl_mode2 |= (ledctl_off << shift);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
			break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2542
		default:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2543
			/* Do nothing */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
			break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2548
out:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
	return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2550
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2551
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
 *  e1000_get_bus_info_ich8lan - Get/Set the bus type and width
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2556
 *  ICH8 use the PCI Express bus, but does not contain a PCI Express Capability
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2557
 *  register, so the the bus width is hard coded.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2558
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2559
static s32 e1000_get_bus_info_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2560
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
	struct e1000_bus_info *bus = &hw->bus;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2562
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2563
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
	ret_val = e1000e_get_bus_info_pcie(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2565
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2567
	 * ICH devices are "PCI Express"-ish.  They have
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2568
	 * a configuration space, but do not contain
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2569
	 * PCI Express Capability registers, so bus width
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2570
	 * must be hardcoded.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2571
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
	if (bus->width == e1000_bus_width_unknown)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
		bus->width = e1000_bus_width_pcie_x1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2574
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2575
	return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2576
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
 *  e1000_reset_hw_ich8lan - Reset the hardware
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2581
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2582
 *  Does a full reset of the hardware which includes a reset of the PHY and
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2583
 *  MAC.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2584
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2585
static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2586
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2588
	u16 reg;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2589
	u32 ctrl, icr, kab;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2590
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2591
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2592
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2593
	 * Prevent the PCI-E bus from sticking if there is no TLP connection
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2594
	 * on the last TLP read/write transaction when MAC is reset.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2596
	ret_val = e1000e_disable_pcie_master(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2597
	if (ret_val) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
		hw_dbg(hw, "PCI-E Master disable polling has failed.\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2599
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2601
	hw_dbg(hw, "Masking off all interrupts\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2602
	ew32(IMC, 0xffffffff);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2605
	 * Disable the Transmit and Receive units.  Then delay to allow
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2606
	 * any pending transactions to complete before we hit the MAC
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
	 * with the global reset.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2608
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
	ew32(RCTL, 0);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
	ew32(TCTL, E1000_TCTL_PSP);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
	e1e_flush();
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2613
	msleep(10);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2614
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
	/* Workaround for ICH8 bit corruption issue in FIFO memory */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2616
	if (hw->mac.type == e1000_ich8lan) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
		/* Set Tx and Rx buffer allocation to 8k apiece. */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2618
		ew32(PBA, E1000_PBA_8K);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2619
		/* Set Packet Buffer Size to 16k. */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
		ew32(PBS, E1000_PBS_16K);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2622
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
	if (hw->mac.type == e1000_pchlan) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2624
		/* Save the NVM K1 bit setting*/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2625
		ret_val = e1000_read_nvm(hw, E1000_NVM_K1_CONFIG, 1, &reg);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2626
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2627
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2629
		if (reg & E1000_NVM_K1_ENABLE)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2630
			dev_spec->nvm_k1_enabled = true;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2631
		else
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2632
			dev_spec->nvm_k1_enabled = false;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2633
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2634
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2635
	ctrl = er32(CTRL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2636
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
	if (!e1000_check_reset_block(hw)) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
		/* Clear PHY Reset Asserted bit */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2639
		if (hw->mac.type >= e1000_pchlan) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
			u32 status = er32(STATUS);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
			ew32(STATUS, status & ~E1000_STATUS_PHYRA);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2642
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2643
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2644
		/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2645
		 * PHY HW reset requires MAC CORE reset at the same
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2646
		 * time to make sure the interface between MAC and the
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
		 * external PHY is reset.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2648
		 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2649
		ctrl |= E1000_CTRL_PHY_RST;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2651
	ret_val = e1000_acquire_swflag_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2652
	/* Whether or not the swflag was acquired, we need to reset the part */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2653
	hw_dbg(hw, "Issuing a global reset to ich8lan\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
	ew32(CTRL, (ctrl | E1000_CTRL_RST));
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
	msleep(20);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
	if (!ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
		e1000_release_swflag_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2659
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
	if (ctrl & E1000_CTRL_PHY_RST)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
		ret_val = hw->phy.ops.get_cfg_done(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2663
	if (hw->mac.type >= e1000_ich10lan) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
		e1000_lan_init_done_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2665
	} else {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2666
		ret_val = e1000e_get_auto_rd_done(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2667
		if (ret_val) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2668
			/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2669
			 * When auto config read does not complete, do not
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
			 * return with an error. This can happen in situations
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2671
			 * where there is no eeprom and prevents getting link.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2672
			 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
			hw_dbg(hw, "Auto Read Done did not complete\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2675
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2676
	/* Dummy read to clear the phy wakeup bit after lcd reset */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2677
	if (hw->mac.type == e1000_pchlan)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
		e1e_rphy(hw, BM_WUC, &reg);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2680
	ret_val = e1000_sw_lcd_config_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2681
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2682
		goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2683
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2684
	if (hw->mac.type == e1000_pchlan) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
		ret_val = e1000_oem_bits_config_ich8lan(hw, true);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2686
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
			goto out;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2690
	 * For PCH, this write will make sure that any noise
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
	 * will be detected as a CRC error and be dropped rather than show up
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
	 * as a bad packet to the DMA engine.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2693
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
	if (hw->mac.type == e1000_pchlan)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2695
		ew32(CRC_OFFSET, 0x65656565);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2697
	ew32(IMC, 0xffffffff);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
	icr = er32(ICR);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
	kab = er32(KABGTXD);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2701
	kab |= E1000_KABGTXD_BGSQLBIAS;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2702
	ew32(KABGTXD, kab);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2703
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
	if (hw->mac.type == e1000_pchlan)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2705
		ret_val = e1000_hv_phy_workarounds_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
out:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2708
	return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2709
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
 *  e1000_init_hw_ich8lan - Initialize the hardware
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2715
 *  Prepares the hardware for transmit and receive by doing the following:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2716
 *   - initialize hardware bits
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2717
 *   - initialize LED identification
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2718
 *   - setup receive address registers
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2719
 *   - setup flow control
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2720
 *   - setup transmit descriptors
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2721
 *   - clear statistics
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2722
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2723
static s32 e1000_init_hw_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2724
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
	struct e1000_mac_info *mac = &hw->mac;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
	u32 ctrl_ext, txdctl, snoop;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2727
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
	u16 i;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2729
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
	e1000_initialize_hw_bits_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2732
	/* Initialize identification LED */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2733
	ret_val = mac->ops.id_led_init(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2734
	if (ret_val) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
		hw_dbg(hw, "Error initializing identification LED\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2736
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2737
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2738
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2739
	/* Setup the receive address. */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2740
	e1000e_init_rx_addrs(hw, mac->rar_entry_count);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2741
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2742
	/* Zero out the Multicast HASH table */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2743
	hw_dbg(hw, "Zeroing the MTA\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2744
	for (i = 0; i < mac->mta_reg_count; i++)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2745
		E1000_WRITE_REG_ARRAY(hw, E1000_MTA, i, 0);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2746
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
	 * The 82578 Rx buffer will stall if wakeup is enabled in host and
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2749
	 * the ME.  Reading the BM_WUC register will clear the host wakeup bit.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2750
	 * Reset the phy after disabling host wakeup to reset the Rx buffer.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2751
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2752
	if (hw->phy.type == e1000_phy_82578) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2753
		hw->phy.ops.read_phy_reg(hw, BM_WUC, &i);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2754
		ret_val = e1000_phy_hw_reset_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2755
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2756
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2757
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
	/* Setup link and flow control */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2760
	ret_val = e1000_setup_link_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2761
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2762
	/* Set the transmit descriptor write-back policy for both queues */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
	txdctl = er32(TXDCTL(0));
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
	txdctl = (txdctl & ~E1000_TXDCTL_WTHRESH) |
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2765
		 E1000_TXDCTL_FULL_TX_DESC_WB;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2766
	txdctl = (txdctl & ~E1000_TXDCTL_PTHRESH) |
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
		 E1000_TXDCTL_MAX_TX_DESC_PREFETCH;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
	ew32(TXDCTL(0), txdctl);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2769
	txdctl = er32(TXDCTL(1));
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
	txdctl = (txdctl & ~E1000_TXDCTL_WTHRESH) |
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2771
		 E1000_TXDCTL_FULL_TX_DESC_WB;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2772
	txdctl = (txdctl & ~E1000_TXDCTL_PTHRESH) |
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2773
		 E1000_TXDCTL_MAX_TX_DESC_PREFETCH;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2774
	ew32(TXDCTL(1), txdctl);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2777
	 * ICH8 has opposite polarity of no_snoop bits.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2778
	 * By default, we should use snoop behavior.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2780
	if (mac->type == e1000_ich8lan)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2781
		snoop = PCIE_ICH8_SNOOP_ALL;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2782
	else
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2783
		snoop = (u32) ~(PCIE_NO_SNOOP_ALL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
	e1000e_set_pcie_no_snoop(hw, snoop);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2785
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2786
	ctrl_ext = er32(CTRL_EXT);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2787
	ctrl_ext |= E1000_CTRL_EXT_RO_DIS;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2788
	ew32(CTRL_EXT, ctrl_ext);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2790
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2791
	 * Clear all of the statistics registers (clear on read).  It is
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
	 * important that we do this after we have tried to establish link
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
	 * because the symbol error count will increment wildly if there
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
	 * is no link.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2795
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2796
	e1000_clear_hw_cntrs_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2798
	return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
 *  e1000_initialize_hw_bits_ich8lan - Initialize required hardware bits
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2804
 *  Sets/Clears required hardware bits necessary for correctly setting up the
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
 *  hardware for transmit and receive.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2807
static void e1000_initialize_hw_bits_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2808
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2809
	u32 reg;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
	/* Extended Device Control */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2812
	reg = er32(CTRL_EXT);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2813
	reg |= (1 << 22);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
	/* Enable PHY low-power state when MAC is at D3 w/o WoL */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
	if (hw->mac.type >= e1000_pchlan)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2816
		reg |= E1000_CTRL_EXT_PHYPDEN;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2817
	ew32(CTRL_EXT, reg);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2818
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2819
	/* Transmit Descriptor Control 0 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
	reg = er32(TXDCTL(0));
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2821
	reg |= (1 << 22);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2822
	ew32(TXDCTL(0), reg);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2823
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2824
	/* Transmit Descriptor Control 1 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2825
	reg = er32(TXDCTL(1));
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2826
	reg |= (1 << 22);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2827
	ew32(TXDCTL(1), reg);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2828
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2829
	/* Transmit Arbitration Control 0 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2830
	reg = er32(TARC(0));
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2831
	if (hw->mac.type == e1000_ich8lan)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2832
		reg |= (1 << 28) | (1 << 29);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2833
	reg |= (1 << 23) | (1 << 24) | (1 << 26) | (1 << 27);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2834
	ew32(TARC(0), reg);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2835
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
	/* Transmit Arbitration Control 1 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2837
	reg = er32(TARC(1));
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
	if (er32(TCTL) & E1000_TCTL_MULR)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2839
		reg &= ~(1 << 28);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
	else
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
		reg |= (1 << 28);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2842
	reg |= (1 << 24) | (1 << 26) | (1 << 30);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2843
	ew32(TARC(1), reg);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2844
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2845
	/* Device Status */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
	if (hw->mac.type == e1000_ich8lan) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
		reg = er32(STATUS);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
		reg &= ~(1 << 31);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2849
		ew32(STATUS, reg);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2850
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2851
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
 *  e1000_setup_link_ich8lan - Setup flow control and link settings
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2855
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2856
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2857
 *  Determines which flow control settings to use, then configures flow
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
 *  control.  Calls the appropriate media-specific link configuration
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
 *  function.  Assuming the adapter has a valid link partner, a valid link
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
 *  should be established.  Assumes the hardware has previously been reset
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
 *  and the transmitter and receiver are not enabled.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
static s32 e1000_setup_link_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
	if (e1000_check_reset_block(hw))
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
		return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2870
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
	 * ICH parts do not have a word in the NVM to determine
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2872
	 * the default flow control setting, so we explicitly
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
	 * set it to full.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
	if (hw->fc.requested_mode == e1000_fc_default) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2876
		/* Workaround h/w hang when Tx flow control enabled */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
		if (hw->mac.type == e1000_pchlan)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
			hw->fc.requested_mode = e1000_fc_rx_pause;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2879
		else
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
			hw->fc.requested_mode = e1000_fc_full;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2884
	 * Save off the requested flow control mode for use later.  Depending
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
	 * on the link partner's capabilities, we may or may not use this mode.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2887
	hw->fc.current_mode = hw->fc.requested_mode;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2888
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2889
	hw_dbg(hw, "After fix-ups FlowControl is now = %x\n",
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2890
		hw->fc.current_mode);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2892
	/* Continue to configure the copper link. */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2893
	ret_val = e1000_setup_copper_link_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2894
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
	ew32(FCTTV, hw->fc.pause_time);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
	if ((hw->phy.type == e1000_phy_82578) ||
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2899
	    (hw->phy.type == e1000_phy_82577)) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2900
		ret_val = hw->phy.ops.write_phy_reg(hw,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2901
		                             PHY_REG(BM_PORT_CTRL_PAGE, 27),
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
		                             hw->fc.pause_time);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2904
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2905
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2906
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2907
	return e1000e_set_fc_watermarks(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2909
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
 *  e1000_setup_copper_link_ich8lan - Configure MAC/PHY interface
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2913
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
 *  Configures the kumeran interface to the PHY to wait the appropriate time
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
 *  when polling the PHY, then call the generic setup_copper_link to finish
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2916
 *  configuring the copper link.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2917
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2918
static s32 e1000_setup_copper_link_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2919
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
	u32 ctrl;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2922
	u16 reg_data;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2923
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
	ctrl = er32(CTRL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
	ctrl |= E1000_CTRL_SLU;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2926
	ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2927
	ew32(CTRL, ctrl);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2928
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2929
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
	 * Set the mac to wait the maximum time between each iteration
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2931
	 * and increase the max iterations when polling the phy;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2932
	 * this fixes erroneous timeouts at 10Mbps.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
	ret_val = e1000e_write_kmrn_reg(hw, GG82563_REG(0x34, 4), 0xFFFF);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
	ret_val = e1000e_read_kmrn_reg(hw, GG82563_REG(0x34, 9), &reg_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2938
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2940
	reg_data |= 0x3F;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2941
	ret_val = e1000e_write_kmrn_reg(hw, GG82563_REG(0x34, 9), reg_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2942
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2944
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
	switch (hw->phy.type) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
	case e1000_phy_igp_3:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
		ret_val = e1000e_copper_link_setup_igp(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2950
		break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
	case e1000_phy_bm:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
	case e1000_phy_82578:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
		ret_val = e1000e_copper_link_setup_m88(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2955
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2956
		break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
	case e1000_phy_82577:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
		ret_val = e1000_copper_link_setup_82577(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2960
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2961
		break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2962
	case e1000_phy_ife:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
		ret_val = hw->phy.ops.read_phy_reg(hw, IFE_PHY_MDIX_CONTROL,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2964
		                               &reg_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2966
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
		reg_data &= ~IFE_PMC_AUTO_MDIX;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2969
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2970
		switch (hw->phy.mdix) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
		case 1:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2972
			reg_data &= ~IFE_PMC_FORCE_MDIX;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2973
			break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2974
		case 2:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2975
			reg_data |= IFE_PMC_FORCE_MDIX;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2976
			break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
		case 0:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
		default:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
			reg_data |= IFE_PMC_AUTO_MDIX;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2980
			break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2982
		ret_val = hw->phy.ops.write_phy_reg(hw, IFE_PHY_MDIX_CONTROL,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
		                                reg_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2984
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2985
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
		break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2987
	default:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2988
		break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
	return e1000e_setup_copper_link(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
 *  e1000_get_link_up_info_ich8lan - Get current link speed and duplex
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2995
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2996
 *  @speed: pointer to store current link speed
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
 *  @duplex: pointer to store the current link duplex
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2999
 *  Calls the generic get_speed_and_duplex to retrieve the current link
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
 *  information and then calls the Kumeran lock loss workaround for links at
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
 *  gigabit speeds.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
static s32 e1000_get_link_up_info_ich8lan(struct e1000_hw *hw, u16 *speed,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3004
					  u16 *duplex)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3005
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3006
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3007
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3008
	ret_val = e1000e_get_speed_and_duplex_copper(hw, speed, duplex);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3009
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3010
		return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3011
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3012
	if ((hw->mac.type == e1000_ich8lan) &&
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
	    (hw->phy.type == e1000_phy_igp_3) &&
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
	    (*speed == SPEED_1000)) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3015
		ret_val = e1000_kmrn_lock_loss_workaround_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3017
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3018
	return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3019
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3020
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3022
 *  e1000_kmrn_lock_loss_workaround_ich8lan - Kumeran workaround
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3023
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
 *  Work-around for 82566 Kumeran PCS lock loss:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
 *  On link status change (i.e. PCI reset, speed change) and link is up and
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3027
 *  speed is gigabit-
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3028
 *    0) if workaround is optionally disabled do nothing
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
 *    1) wait 1ms for Kumeran link to come up
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3030
 *    2) check Kumeran Diagnostic register PCS lock loss bit
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3031
 *    3) if not set the link is locked (all is good), otherwise...
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3032
 *    4) reset the PHY
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3033
 *    5) repeat up to 10 times
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3034
 *  Note: this is only called for IGP3 copper when speed is 1gb.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
static s32 e1000_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3037
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3038
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
	u32 phy_ctrl;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3040
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3041
	u16 i, data;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3042
	bool link;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3043
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
	if (!dev_spec->kmrn_lock_loss_workaround_enabled)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
		return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3046
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
	 * Make sure link is up before proceeding.  If not just return.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3049
	 * Attempting this while link is negotiating fouled up link
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3050
	 * stability
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3051
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3053
	if (!link)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3054
		return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3055
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3056
	for (i = 0; i < 10; i++) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
		/* read once to clear */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
		ret_val = e1e_rphy(hw, IGP3_KMRN_DIAG, &data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
		/* and again to get new status */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3062
		ret_val = e1e_rphy(hw, IGP3_KMRN_DIAG, &data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3063
		if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3064
			return ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3065
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3066
		/* check for PCS lock */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3067
		if (!(data & IGP3_KMRN_DIAG_PCS_LOCK_LOSS))
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3068
			return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3069
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3070
		/* Issue PHY reset */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3071
		e1000_phy_hw_reset(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3072
		mdelay(5);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3073
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3074
	/* Disable GigE link negotiation */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3075
	phy_ctrl = er32(PHY_CTRL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3076
	phy_ctrl |= (E1000_PHY_CTRL_GBE_DISABLE |
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3077
		     E1000_PHY_CTRL_NOND0A_GBE_DISABLE);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3078
	ew32(PHY_CTRL, phy_ctrl);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3079
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3080
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3081
	 * Call gig speed drop workaround on Gig disable before accessing
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3082
	 * any PHY registers
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3083
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3084
	e1000e_gig_downshift_workaround_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3085
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3086
	/* unable to acquire PCS lock */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3087
	return -E1000_ERR_PHY;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3088
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3089
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3090
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3091
 *  e1000_set_kmrn_lock_loss_workaround_ich8lan - Set Kumeran workaround state
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3092
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3093
 *  @state: boolean value used to set the current Kumeran workaround state
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3094
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3095
 *  If ICH8, set the current Kumeran workaround state (enabled - TRUE
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3096
 *  /disabled - FALSE).
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3097
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3098
void e1000e_set_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3099
						 bool state)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3100
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3101
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3102
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3103
	if (hw->mac.type != e1000_ich8lan) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3104
		hw_dbg(hw, "Workaround applies to ICH8 only.\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3105
		return;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3106
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3107
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3108
	dev_spec->kmrn_lock_loss_workaround_enabled = state;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3109
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3110
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3111
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3112
 *  e1000_ipg3_phy_powerdown_workaround_ich8lan - Power down workaround on D3
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3113
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3114
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3115
 *  Workaround for 82566 power-down on D3 entry:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3116
 *    1) disable gigabit link
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3117
 *    2) write VR power-down enable
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3118
 *    3) read it back
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3119
 *  Continue if successful, else issue LCD reset and repeat
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3120
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3121
void e1000e_igp3_phy_powerdown_workaround_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3122
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3123
	u32 reg;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3124
	u16 data;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3125
	u8  retry = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3126
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3127
	if (hw->phy.type != e1000_phy_igp_3)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3128
		return;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3129
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3130
	/* Try the workaround twice (if needed) */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3131
	do {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3132
		/* Disable link */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3133
		reg = er32(PHY_CTRL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3134
		reg |= (E1000_PHY_CTRL_GBE_DISABLE |
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3135
			E1000_PHY_CTRL_NOND0A_GBE_DISABLE);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3136
		ew32(PHY_CTRL, reg);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3137
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3138
		/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3139
		 * Call gig speed drop workaround on Gig disable before
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3140
		 * accessing any PHY registers
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3141
		 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3142
		if (hw->mac.type == e1000_ich8lan)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3143
			e1000e_gig_downshift_workaround_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3144
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3145
		/* Write VR power-down enable */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3146
		e1e_rphy(hw, IGP3_VR_CTRL, &data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3147
		data &= ~IGP3_VR_CTRL_DEV_POWERDOWN_MODE_MASK;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3148
		e1e_wphy(hw, IGP3_VR_CTRL, data | IGP3_VR_CTRL_MODE_SHUTDOWN);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3149
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3150
		/* Read it back and test */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3151
		e1e_rphy(hw, IGP3_VR_CTRL, &data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3152
		data &= IGP3_VR_CTRL_DEV_POWERDOWN_MODE_MASK;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3153
		if ((data == IGP3_VR_CTRL_MODE_SHUTDOWN) || retry)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3154
			break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3155
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3156
		/* Issue PHY reset and repeat at most one more time */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3157
		reg = er32(CTRL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3158
		ew32(CTRL, reg | E1000_CTRL_PHY_RST);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3159
		retry++;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3160
	} while (retry);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3161
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3162
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3163
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3164
 *  e1000e_gig_downshift_workaround_ich8lan - WoL from S5 stops working
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3165
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3166
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3167
 *  Steps to take when dropping from 1Gb/s (eg. link cable removal (LSC),
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3168
 *  LPLU, Gig disable, MDIC PHY reset):
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3169
 *    1) Set Kumeran Near-end loopback
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3170
 *    2) Clear Kumeran Near-end loopback
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3171
 *  Should only be called for ICH8[m] devices with IGP_3 Phy.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3172
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3173
void e1000e_gig_downshift_workaround_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3174
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3175
	s32 ret_val;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3176
	u16 reg_data;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3177
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3178
	if ((hw->mac.type != e1000_ich8lan) ||
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3179
	    (hw->phy.type != e1000_phy_igp_3))
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3180
		return;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3181
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3182
	ret_val = e1000e_read_kmrn_reg(hw, E1000_KMRNCTRLSTA_DIAG_OFFSET,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3183
				      &reg_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3184
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3185
		return;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3186
	reg_data |= E1000_KMRNCTRLSTA_DIAG_NELPBK;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3187
	ret_val = e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_DIAG_OFFSET,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3188
				       reg_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3189
	if (ret_val)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3190
		return;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3191
	reg_data &= ~E1000_KMRNCTRLSTA_DIAG_NELPBK;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3192
	ret_val = e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_DIAG_OFFSET,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3193
				       reg_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3194
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3195
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3196
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3197
 *  e1000e_disable_gig_wol_ich8lan - disable gig during WoL
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3198
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3199
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3200
 *  During S0 to Sx transition, it is possible the link remains at gig
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3201
 *  instead of negotiating to a lower speed.  Before going to Sx, set
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3202
 *  'LPLU Enabled' and 'Gig Disable' to force link speed negotiation
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3203
 *  to a lower speed.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3204
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3205
 *  Should only be called for applicable parts.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3206
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3207
void e1000e_disable_gig_wol_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3208
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3209
	u32 phy_ctrl;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3210
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3211
	switch (hw->mac.type) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3212
	case e1000_ich8lan:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3213
	case e1000_ich9lan:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3214
	case e1000_ich10lan:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3215
	case e1000_pchlan:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3216
		phy_ctrl = er32(PHY_CTRL);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3217
		phy_ctrl |= E1000_PHY_CTRL_D0A_LPLU |
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3218
		            E1000_PHY_CTRL_GBE_DISABLE;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3219
		ew32(PHY_CTRL, phy_ctrl);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3220
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3221
		if (hw->mac.type == e1000_pchlan)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3222
			e1000_phy_hw_reset_ich8lan(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3223
	default:
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3224
		break;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3225
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3226
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3227
	return;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3228
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3229
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3230
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3231
 *  e1000_cleanup_led_ich8lan - Restore the default LED operation
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3232
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3233
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3234
 *  Return the LED back to the default configuration.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3235
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3236
static s32 e1000_cleanup_led_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3237
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3238
	if (hw->phy.type == e1000_phy_ife)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3239
		return e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED, 0);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3240
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3241
	ew32(LEDCTL, hw->mac.ledctl_default);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3242
	return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3243
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3244
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3245
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3246
 *  e1000_led_on_ich8lan - Turn LEDs on
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3247
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3248
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3249
 *  Turn on the LEDs.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3250
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3251
static s32 e1000_led_on_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3252
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3253
	if (hw->phy.type == e1000_phy_ife)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3254
		return e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3255
				(IFE_PSCL_PROBE_MODE | IFE_PSCL_PROBE_LEDS_ON));
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3256
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3257
	ew32(LEDCTL, hw->mac.ledctl_mode2);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3258
	return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3259
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3260
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3261
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3262
 *  e1000_led_off_ich8lan - Turn LEDs off
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3263
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3264
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3265
 *  Turn off the LEDs.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3266
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3267
static s32 e1000_led_off_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3268
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3269
	if (hw->phy.type == e1000_phy_ife)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3270
		return e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3271
			       (IFE_PSCL_PROBE_MODE | IFE_PSCL_PROBE_LEDS_OFF));
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3272
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3273
	ew32(LEDCTL, hw->mac.ledctl_mode1);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3274
	return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3275
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3276
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3277
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3278
 *  e1000_setup_led_pchlan - Configures SW controllable LED
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3279
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3280
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3281
 *  This prepares the SW controllable LED for use.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3282
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3283
static s32 e1000_setup_led_pchlan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3284
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3285
	return hw->phy.ops.write_phy_reg(hw, HV_LED_CONFIG,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3286
					(u16)hw->mac.ledctl_mode1);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3287
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3288
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3289
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3290
 *  e1000_cleanup_led_pchlan - Restore the default LED operation
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3291
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3292
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3293
 *  Return the LED back to the default configuration.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3294
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3295
static s32 e1000_cleanup_led_pchlan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3296
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3297
	return hw->phy.ops.write_phy_reg(hw, HV_LED_CONFIG,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3298
					(u16)hw->mac.ledctl_default);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3299
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3300
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3301
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3302
 *  e1000_led_on_pchlan - Turn LEDs on
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3303
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3304
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3305
 *  Turn on the LEDs.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3306
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3307
static s32 e1000_led_on_pchlan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3308
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3309
	u16 data = (u16)hw->mac.ledctl_mode2;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3310
	u32 i, led;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3311
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3312
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3313
	 * If no link, then turn LED on by setting the invert bit
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3314
	 * for each LED that's mode is "link_up" in ledctl_mode2.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3315
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3316
	if (!(er32(STATUS) & E1000_STATUS_LU)) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3317
		for (i = 0; i < 3; i++) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3318
			led = (data >> (i * 5)) & E1000_PHY_LED0_MASK;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3319
			if ((led & E1000_PHY_LED0_MODE_MASK) !=
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3320
			    E1000_LEDCTL_MODE_LINK_UP)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3321
				continue;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3322
			if (led & E1000_PHY_LED0_IVRT)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3323
				data &= ~(E1000_PHY_LED0_IVRT << (i * 5));
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3324
			else
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3325
				data |= (E1000_PHY_LED0_IVRT << (i * 5));
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3326
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3327
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3328
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3329
	return hw->phy.ops.write_phy_reg(hw, HV_LED_CONFIG, data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3330
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3331
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3332
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3333
 *  e1000_led_off_pchlan - Turn LEDs off
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3334
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3335
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3336
 *  Turn off the LEDs.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3337
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3338
static s32 e1000_led_off_pchlan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3339
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3340
	u16 data = (u16)hw->mac.ledctl_mode1;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3341
	u32 i, led;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3342
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3343
	/*
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3344
	 * If no link, then turn LED off by clearing the invert bit
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3345
	 * for each LED that's mode is "link_up" in ledctl_mode1.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3346
	 */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3347
	if (!(er32(STATUS) & E1000_STATUS_LU)) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3348
		for (i = 0; i < 3; i++) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3349
			led = (data >> (i * 5)) & E1000_PHY_LED0_MASK;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3350
			if ((led & E1000_PHY_LED0_MODE_MASK) !=
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3351
			    E1000_LEDCTL_MODE_LINK_UP)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3352
				continue;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3353
			if (led & E1000_PHY_LED0_IVRT)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3354
				data &= ~(E1000_PHY_LED0_IVRT << (i * 5));
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3355
			else
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3356
				data |= (E1000_PHY_LED0_IVRT << (i * 5));
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3357
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3358
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3359
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3360
	return hw->phy.ops.write_phy_reg(hw, HV_LED_CONFIG, data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3361
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3362
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3363
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3364
 *  e1000_get_cfg_done_ich8lan - Read config done bit
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3365
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3366
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3367
 *  Read the management control register for the config done bit for
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3368
 *  completion status.  NOTE: silicon which is EEPROM-less will fail trying
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3369
 *  to read the config done bit, so an error is *ONLY* logged and returns
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3370
 *  0.  If we were to return with error, EEPROM-less silicon
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3371
 *  would not be able to be reset or change link.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3372
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3373
static s32 e1000_get_cfg_done_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3374
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3375
	u32 bank = 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3376
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3377
	if (hw->mac.type >= e1000_pchlan) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3378
		u32 status = er32(STATUS);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3379
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3380
		if (status & E1000_STATUS_PHYRA)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3381
			ew32(STATUS, status & ~E1000_STATUS_PHYRA);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3382
		else
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3383
			hw_dbg(hw,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3384
			       "PHY Reset Asserted not set - needs delay\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3385
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3386
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3387
	e1000e_get_cfg_done(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3388
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3389
	/* If EEPROM is not marked present, init the IGP 3 PHY manually */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3390
	if ((hw->mac.type != e1000_ich10lan) &&
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3391
	    (hw->mac.type != e1000_pchlan)) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3392
		if (((er32(EECD) & E1000_EECD_PRES) == 0) &&
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3393
		    (hw->phy.type == e1000_phy_igp_3)) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3394
			e1000e_phy_init_script_igp3(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3395
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3396
	} else {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3397
		if (e1000_valid_nvm_bank_detect_ich8lan(hw, &bank)) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3398
			/* Maybe we should do a basic PHY config */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3399
			hw_dbg(hw, "EEPROM not present\n");
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3400
			return -E1000_ERR_CONFIG;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3401
		}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3402
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3403
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3404
	return 0;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3405
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3406
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3407
/**
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3408
 *  e1000_clear_hw_cntrs_ich8lan - Clear statistical counters
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3409
 *  @hw: pointer to the HW structure
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3410
 *
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3411
 *  Clears hardware counters specific to the silicon family and calls
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3412
 *  clear_hw_cntrs_generic to clear all general purpose counters.
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3413
 **/
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3414
static void e1000_clear_hw_cntrs_ich8lan(struct e1000_hw *hw)
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3415
{
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3416
	u32 temp;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3417
	u16 phy_data;
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3418
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3419
	e1000e_clear_hw_cntrs_base(hw);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3420
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3421
	temp = er32(ALGNERRC);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3422
	temp = er32(RXERRC);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3423
	temp = er32(TNCRS);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3424
	temp = er32(CEXTERR);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3425
	temp = er32(TSCTC);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3426
	temp = er32(TSCTFC);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3427
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3428
	temp = er32(MGTPRC);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3429
	temp = er32(MGTPDC);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3430
	temp = er32(MGTPTC);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3431
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3432
	temp = er32(IAC);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3433
	temp = er32(ICRXOC);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3434
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3435
	/* Clear PHY statistics registers */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3436
	if ((hw->phy.type == e1000_phy_82578) ||
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3437
	    (hw->phy.type == e1000_phy_82577)) {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3438
		hw->phy.ops.read_phy_reg(hw, HV_SCC_UPPER, &phy_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3439
		hw->phy.ops.read_phy_reg(hw, HV_SCC_LOWER, &phy_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3440
		hw->phy.ops.read_phy_reg(hw, HV_ECOL_UPPER, &phy_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3441
		hw->phy.ops.read_phy_reg(hw, HV_ECOL_LOWER, &phy_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3442
		hw->phy.ops.read_phy_reg(hw, HV_MCC_UPPER, &phy_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3443
		hw->phy.ops.read_phy_reg(hw, HV_MCC_LOWER, &phy_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3444
		hw->phy.ops.read_phy_reg(hw, HV_LATECOL_UPPER, &phy_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3445
		hw->phy.ops.read_phy_reg(hw, HV_LATECOL_LOWER, &phy_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3446
		hw->phy.ops.read_phy_reg(hw, HV_COLC_UPPER, &phy_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3447
		hw->phy.ops.read_phy_reg(hw, HV_COLC_LOWER, &phy_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3448
		hw->phy.ops.read_phy_reg(hw, HV_DC_UPPER, &phy_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3449
		hw->phy.ops.read_phy_reg(hw, HV_DC_LOWER, &phy_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3450
		hw->phy.ops.read_phy_reg(hw, HV_TNCRS_UPPER, &phy_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3451
		hw->phy.ops.read_phy_reg(hw, HV_TNCRS_LOWER, &phy_data);
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3452
	}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3453
}
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3454
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3455
static struct e1000_mac_operations ich8_mac_ops = {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3456
	.id_led_init		= e1000e_id_led_init,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3457
	.check_mng_mode		= e1000_check_mng_mode_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3458
	.check_for_link		= e1000_check_for_copper_link_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3459
	/* cleanup_led dependent on mac type */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3460
	.clear_hw_cntrs		= e1000_clear_hw_cntrs_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3461
	.get_bus_info		= e1000_get_bus_info_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3462
	.get_link_up_info	= e1000_get_link_up_info_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3463
	/* led_on dependent on mac type */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3464
	/* led_off dependent on mac type */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3465
	.update_mc_addr_list	= e1000e_update_mc_addr_list_generic,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3466
	.reset_hw		= e1000_reset_hw_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3467
	.init_hw		= e1000_init_hw_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3468
	.setup_link		= e1000_setup_link_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3469
	.setup_physical_interface= e1000_setup_copper_link_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3470
	/* id_led_init dependent on mac type */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3471
};
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3472
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3473
static struct e1000_phy_operations ich8_phy_ops = {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3474
	.acquire_phy		= e1000_acquire_swflag_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3475
	.check_reset_block	= e1000_check_reset_block_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3476
	.commit_phy		= NULL,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3477
	.force_speed_duplex	= e1000_phy_force_speed_duplex_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3478
	.get_cfg_done		= e1000_get_cfg_done_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3479
	.get_cable_length	= e1000e_get_cable_length_igp_2,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3480
	.get_phy_info		= e1000_get_phy_info_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3481
	.read_phy_reg		= e1000e_read_phy_reg_igp,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3482
	.release_phy		= e1000_release_swflag_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3483
	.reset_phy		= e1000_phy_hw_reset_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3484
	.set_d0_lplu_state	= e1000_set_d0_lplu_state_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3485
	.set_d3_lplu_state	= e1000_set_d3_lplu_state_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3486
	.write_phy_reg		= e1000e_write_phy_reg_igp,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3487
};
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3488
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3489
static struct e1000_nvm_operations ich8_nvm_ops = {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3490
	.acquire_nvm		= e1000_acquire_nvm_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3491
	.read_nvm	 	= e1000_read_nvm_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3492
	.release_nvm		= e1000_release_nvm_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3493
	.update_nvm		= e1000_update_nvm_checksum_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3494
	.valid_led_default	= e1000_valid_led_default_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3495
	.validate_nvm		= e1000_validate_nvm_checksum_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3496
	.write_nvm		= e1000_write_nvm_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3497
};
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3498
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3499
struct e1000_info e1000_ich8_info = {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3500
	.mac			= e1000_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3501
	.flags			= FLAG_HAS_WOL
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3502
				  | FLAG_IS_ICH
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3503
				  | FLAG_RX_CSUM_ENABLED
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3504
				  | FLAG_HAS_CTRLEXT_ON_LOAD
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3505
				  | FLAG_HAS_AMT
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3506
				  | FLAG_HAS_FLASH
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3507
				  | FLAG_APME_IN_WUC,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3508
	.pba			= 8,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3509
	.max_hw_frame_size	= ETH_FRAME_LEN + ETH_FCS_LEN,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3510
	.get_variants		= e1000_get_variants_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3511
	.mac_ops		= &ich8_mac_ops,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3512
	.phy_ops		= &ich8_phy_ops,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3513
	.nvm_ops		= &ich8_nvm_ops,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3514
};
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3515
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3516
struct e1000_info e1000_ich9_info = {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3517
	.mac			= e1000_ich9lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3518
	.flags			= FLAG_HAS_JUMBO_FRAMES
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3519
				  | FLAG_IS_ICH
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3520
				  | FLAG_HAS_WOL
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3521
				  | FLAG_RX_CSUM_ENABLED
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3522
				  | FLAG_HAS_CTRLEXT_ON_LOAD
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3523
				  | FLAG_HAS_AMT
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3524
				  | FLAG_HAS_ERT
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3525
				  | FLAG_HAS_FLASH
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3526
				  | FLAG_APME_IN_WUC,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3527
	.pba			= 10,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3528
	.max_hw_frame_size	= DEFAULT_JUMBO,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3529
	.get_variants		= e1000_get_variants_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3530
	.mac_ops		= &ich8_mac_ops,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3531
	.phy_ops		= &ich8_phy_ops,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3532
	.nvm_ops		= &ich8_nvm_ops,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3533
};
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3534
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3535
struct e1000_info e1000_ich10_info = {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3536
	.mac			= e1000_ich10lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3537
	.flags			= FLAG_HAS_JUMBO_FRAMES
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3538
				  | FLAG_IS_ICH
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3539
				  | FLAG_HAS_WOL
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3540
				  | FLAG_RX_CSUM_ENABLED
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3541
				  | FLAG_HAS_CTRLEXT_ON_LOAD
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3542
				  | FLAG_HAS_AMT
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3543
				  | FLAG_HAS_ERT
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3544
				  | FLAG_HAS_FLASH
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3545
				  | FLAG_APME_IN_WUC,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3546
	.pba			= 10,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3547
	.max_hw_frame_size	= DEFAULT_JUMBO,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3548
	.get_variants		= e1000_get_variants_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3549
	.mac_ops		= &ich8_mac_ops,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3550
	.phy_ops		= &ich8_phy_ops,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3551
	.nvm_ops		= &ich8_nvm_ops,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3552
};
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3553
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3554
struct e1000_info e1000_pch_info = {
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3555
	.mac			= e1000_pchlan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3556
	.flags			= FLAG_IS_ICH
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3557
				  | FLAG_HAS_WOL
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3558
				  | FLAG_RX_CSUM_ENABLED
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3559
				  | FLAG_HAS_CTRLEXT_ON_LOAD
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3560
				  | FLAG_HAS_AMT
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3561
				  | FLAG_HAS_FLASH
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3562
				  | FLAG_HAS_JUMBO_FRAMES
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3563
				  | FLAG_DISABLE_FC_PAUSE_TIME /* errata */
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3564
				  | FLAG_APME_IN_WUC,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3565
	.pba			= 26,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3566
	.max_hw_frame_size	= 4096,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3567
	.get_variants		= e1000_get_variants_ich8lan,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3568
	.mac_ops		= &ich8_mac_ops,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3569
	.phy_ops		= &ich8_phy_ops,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3570
	.nvm_ops		= &ich8_nvm_ops,
6787ee69205e Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3571
};