devices/e1000e/ich8lan-2.6.35-orig.c
author Florian Pose <fp@igh-essen.com>
Tue, 12 Feb 2013 10:32:37 +0100
branchstable-1.5
changeset 2516 3680924f6f87
parent 2290 0a6fc3f5f418
permissions -rw-r--r--
Replaced VM_RESERVED for kernel 3.7.
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/*******************************************************************************
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  Intel PRO/1000 Linux driver
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  Copyright(c) 1999 - 2009 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 "e1000.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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/* FW established a valid mode */
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#define E1000_ICH_FWSM_FW_VALID		0x00008000
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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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/* KMRN Mode Control */
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#define HV_KMRN_MODE_CTRL      PHY_REG(769, 16)
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#define HV_KMRN_MDIO_SLOW      0x0400
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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_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_power_down_phy_copper_ich8lan(struct e1000_hw *hw);
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static void e1000_lan_init_done_ich8lan(struct e1000_hw *hw);
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static s32  e1000_k1_gig_workaround_hv(struct e1000_hw *hw, bool link);
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static s32 e1000_set_mdio_slow_mode_hv(struct e1000_hw *hw);
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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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diff changeset
   249
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   250
#define er16flash(reg)		__er16flash(hw, (reg))
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   251
#define er32flash(reg)		__er32flash(hw, (reg))
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   252
#define ew16flash(reg,val)	__ew16flash(hw, (reg), (val))
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   253
#define ew32flash(reg,val)	__ew32flash(hw, (reg), (val))
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   254
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   255
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   256
 *  e1000_init_phy_params_pchlan - Initialize PHY function pointers
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   257
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   258
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   259
 *  Initialize family-specific PHY parameters and function pointers.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   260
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   261
static s32 e1000_init_phy_params_pchlan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   262
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   263
	struct e1000_phy_info *phy = &hw->phy;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   264
	u32 ctrl;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   265
	s32 ret_val = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   266
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   267
	phy->addr                     = 1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   268
	phy->reset_delay_us           = 100;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   269
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   270
	phy->ops.read_reg             = e1000_read_phy_reg_hv;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   271
	phy->ops.read_reg_locked      = e1000_read_phy_reg_hv_locked;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   272
	phy->ops.set_d0_lplu_state    = e1000_set_lplu_state_pchlan;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   273
	phy->ops.set_d3_lplu_state    = e1000_set_lplu_state_pchlan;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   274
	phy->ops.write_reg            = e1000_write_phy_reg_hv;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   275
	phy->ops.write_reg_locked     = e1000_write_phy_reg_hv_locked;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   276
	phy->ops.power_up             = e1000_power_up_phy_copper;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   277
	phy->ops.power_down           = e1000_power_down_phy_copper_ich8lan;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   278
	phy->autoneg_mask             = AUTONEG_ADVERTISE_SPEED_DEFAULT;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   279
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   280
	if (!(er32(FWSM) & E1000_ICH_FWSM_FW_VALID)) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   281
		/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   282
		 * The MAC-PHY interconnect may still be in SMBus mode
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   283
		 * after Sx->S0.  Toggle the LANPHYPC Value bit to force
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   284
		 * the interconnect to PCIe mode, but only if there is no
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   285
		 * firmware present otherwise firmware will have done it.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   286
		 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   287
		ctrl = er32(CTRL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   288
		ctrl |=  E1000_CTRL_LANPHYPC_OVERRIDE;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   289
		ctrl &= ~E1000_CTRL_LANPHYPC_VALUE;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   290
		ew32(CTRL, ctrl);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   291
		udelay(10);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   292
		ctrl &= ~E1000_CTRL_LANPHYPC_OVERRIDE;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   293
		ew32(CTRL, ctrl);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   294
		msleep(50);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   295
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   296
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   297
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   298
	 * Reset the PHY before any acccess to it.  Doing so, ensures that
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   299
	 * the PHY is in a known good state before we read/write PHY registers.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   300
	 * The generic reset is sufficient here, because we haven't determined
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   301
	 * the PHY type yet.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   302
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   303
	ret_val = e1000e_phy_hw_reset_generic(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   304
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   305
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   306
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   307
	phy->id = e1000_phy_unknown;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   308
	ret_val = e1000e_get_phy_id(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   309
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   310
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   311
	if ((phy->id == 0) || (phy->id == PHY_REVISION_MASK)) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   312
		/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   313
		 * In case the PHY needs to be in mdio slow mode (eg. 82577),
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   314
		 * set slow mode and try to get the PHY id again.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   315
		 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   316
		ret_val = e1000_set_mdio_slow_mode_hv(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   317
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   318
			goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   319
		ret_val = e1000e_get_phy_id(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   320
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   321
			goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   322
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   323
	phy->type = e1000e_get_phy_type_from_id(phy->id);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   324
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   325
	switch (phy->type) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   326
	case e1000_phy_82577:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   327
		phy->ops.check_polarity = e1000_check_polarity_82577;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   328
		phy->ops.force_speed_duplex =
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
			e1000_phy_force_speed_duplex_82577;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
		phy->ops.get_cable_length = e1000_get_cable_length_82577;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
		phy->ops.get_info = e1000_get_phy_info_82577;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
		phy->ops.commit = e1000e_phy_sw_reset;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
	case e1000_phy_82578:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
		phy->ops.check_polarity = e1000_check_polarity_m88;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
		phy->ops.force_speed_duplex = e1000e_phy_force_speed_duplex_m88;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
		phy->ops.get_cable_length = e1000e_get_cable_length_m88;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
		phy->ops.get_info = e1000e_get_phy_info_m88;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
	default:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
		ret_val = -E1000_ERR_PHY;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
out:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
 *  e1000_init_phy_params_ich8lan - Initialize PHY function pointers
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
 *  Initialize family-specific PHY parameters and function pointers.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
static s32 e1000_init_phy_params_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
	struct e1000_phy_info *phy = &hw->phy;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
	s32 ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
	u16 i = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
	phy->addr			= 1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
	phy->reset_delay_us		= 100;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
	phy->ops.power_up               = e1000_power_up_phy_copper;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
	phy->ops.power_down             = e1000_power_down_phy_copper_ich8lan;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
	 * We may need to do this twice - once for IGP and if that fails,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
	 * we'll set BM func pointers and try again
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
	ret_val = e1000e_determine_phy_address(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
	if (ret_val) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
		phy->ops.write_reg = e1000e_write_phy_reg_bm;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
		phy->ops.read_reg  = e1000e_read_phy_reg_bm;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
		ret_val = e1000e_determine_phy_address(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
		if (ret_val) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
			e_dbg("Cannot determine PHY addr. Erroring out\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
			return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
	phy->id = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
	while ((e1000_phy_unknown == e1000e_get_phy_type_from_id(phy->id)) &&
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
	       (i++ < 100)) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
		msleep(1);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
		ret_val = e1000e_get_phy_id(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
			return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
	/* Verify phy id */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
	switch (phy->id) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
	case IGP03E1000_E_PHY_ID:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
		phy->type = e1000_phy_igp_3;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
		phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
		phy->ops.read_reg_locked = e1000e_read_phy_reg_igp_locked;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
		phy->ops.write_reg_locked = e1000e_write_phy_reg_igp_locked;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
		phy->ops.get_info = e1000e_get_phy_info_igp;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
		phy->ops.check_polarity = e1000_check_polarity_igp;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
		phy->ops.force_speed_duplex = e1000e_phy_force_speed_duplex_igp;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
	case IFE_E_PHY_ID:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
	case IFE_PLUS_E_PHY_ID:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
	case IFE_C_E_PHY_ID:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
		phy->type = e1000_phy_ife;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
		phy->autoneg_mask = E1000_ALL_NOT_GIG;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
		phy->ops.get_info = e1000_get_phy_info_ife;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
		phy->ops.check_polarity = e1000_check_polarity_ife;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
		phy->ops.force_speed_duplex = e1000_phy_force_speed_duplex_ife;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
	case BME1000_E_PHY_ID:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
		phy->type = e1000_phy_bm;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
		phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
		phy->ops.read_reg = e1000e_read_phy_reg_bm;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
		phy->ops.write_reg = e1000e_write_phy_reg_bm;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
		phy->ops.commit = e1000e_phy_sw_reset;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
		phy->ops.get_info = e1000e_get_phy_info_m88;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
		phy->ops.check_polarity = e1000_check_polarity_m88;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
		phy->ops.force_speed_duplex = e1000e_phy_force_speed_duplex_m88;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
	default:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
		return -E1000_ERR_PHY;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
	return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
 *  e1000_init_nvm_params_ich8lan - Initialize NVM function pointers
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
 *  Initialize family-specific NVM parameters and function
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
 *  pointers.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
static s32 e1000_init_nvm_params_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
	struct e1000_nvm_info *nvm = &hw->nvm;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
	u32 gfpreg, sector_base_addr, sector_end_addr;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
	u16 i;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
	/* Can't read flash registers if the register set isn't mapped. */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
	if (!hw->flash_address) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
		e_dbg("ERROR: Flash registers not mapped\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
		return -E1000_ERR_CONFIG;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
	nvm->type = e1000_nvm_flash_sw;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
	gfpreg = er32flash(ICH_FLASH_GFPREG);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
	 * sector_X_addr is a "sector"-aligned address (4096 bytes)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
	 * Add 1 to sector_end_addr since this sector is included in
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
	 * the overall size.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
	sector_base_addr = gfpreg & FLASH_GFPREG_BASE_MASK;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
	sector_end_addr = ((gfpreg >> 16) & FLASH_GFPREG_BASE_MASK) + 1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
	/* flash_base_addr is byte-aligned */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
	nvm->flash_base_addr = sector_base_addr << FLASH_SECTOR_ADDR_SHIFT;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
	 * find total size of the NVM, then cut in half since the total
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
	 * size represents two separate NVM banks.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
	nvm->flash_bank_size = (sector_end_addr - sector_base_addr)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
				<< FLASH_SECTOR_ADDR_SHIFT;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
	nvm->flash_bank_size /= 2;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
	/* Adjust to word count */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
	nvm->flash_bank_size /= sizeof(u16);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
	nvm->word_size = E1000_ICH8_SHADOW_RAM_WORDS;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
	/* Clear shadow ram */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
	for (i = 0; i < nvm->word_size; i++) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
		dev_spec->shadow_ram[i].modified = false;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
		dev_spec->shadow_ram[i].value    = 0xFFFF;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
	return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
 *  e1000_init_mac_params_ich8lan - Initialize MAC function pointers
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
 *  Initialize family-specific MAC parameters and function
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
 *  pointers.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
static s32 e1000_init_mac_params_ich8lan(struct e1000_adapter *adapter)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
	struct e1000_hw *hw = &adapter->hw;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
	struct e1000_mac_info *mac = &hw->mac;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
	/* Set media type function pointer */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
	hw->phy.media_type = e1000_media_type_copper;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
	/* Set mta register count */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
	mac->mta_reg_count = 32;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
	/* Set rar entry count */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
	mac->rar_entry_count = E1000_ICH_RAR_ENTRIES;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
	if (mac->type == e1000_ich8lan)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
		mac->rar_entry_count--;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
	/* FWSM register */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
	mac->has_fwsm = true;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
	/* ARC subsystem not supported */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
	mac->arc_subsystem_valid = false;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
	/* Adaptive IFS supported */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
	mac->adaptive_ifs = true;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
	/* LED operations */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
	switch (mac->type) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
	case e1000_ich8lan:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
	case e1000_ich9lan:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
	case e1000_ich10lan:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
		/* ID LED init */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
		mac->ops.id_led_init = e1000e_id_led_init;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
		/* setup LED */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
		mac->ops.setup_led = e1000e_setup_led_generic;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
		/* cleanup LED */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
		mac->ops.cleanup_led = e1000_cleanup_led_ich8lan;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
		/* turn on/off LED */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
		mac->ops.led_on = e1000_led_on_ich8lan;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
		mac->ops.led_off = e1000_led_off_ich8lan;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
	case e1000_pchlan:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
		/* ID LED init */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
		mac->ops.id_led_init = e1000_id_led_init_pchlan;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
		/* setup LED */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
		mac->ops.setup_led = e1000_setup_led_pchlan;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
		/* cleanup LED */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
		mac->ops.cleanup_led = e1000_cleanup_led_pchlan;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
		/* turn on/off LED */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   536
		mac->ops.led_on = e1000_led_on_pchlan;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   537
		mac->ops.led_off = e1000_led_off_pchlan;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
	default:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   540
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   541
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   542
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   543
	/* Enable PCS Lock-loss workaround for ICH8 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   544
	if (mac->type == e1000_ich8lan)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   545
		e1000e_set_kmrn_lock_loss_workaround_ich8lan(hw, true);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   546
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   547
	return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   548
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   549
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   550
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   551
 *  e1000_check_for_copper_link_ich8lan - Check for link (Copper)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   552
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
 *  Checks to see of the link status of the hardware has changed.  If a
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
 *  change in link status has been detected, then we read the PHY registers
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
 *  to get the current speed/duplex if link exists.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
	struct e1000_mac_info *mac = &hw->mac;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
	s32 ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
	bool link;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
	 * We only want to go out to the PHY registers to see if Auto-Neg
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
	 * has completed and/or if our link status has changed.  The
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
	 * get_link_status flag is set upon receiving a Link Status
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
	 * Change or Rx Sequence Error interrupt.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
	if (!mac->get_link_status) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
		ret_val = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
	 * First we want to see if the MII Status Register reports
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
	 * link.  If so, then we want to get the current speed/duplex
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
	 * of the PHY.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
	if (hw->mac.type == e1000_pchlan) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
		ret_val = e1000_k1_gig_workaround_hv(hw, link);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
			goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
	if (!link)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
		goto out; /* No link detected */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   593
	mac->get_link_status = false;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
	if (hw->phy.type == e1000_phy_82578) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
		ret_val = e1000_link_stall_workaround_hv(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
			goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
	 * Check if there was DownShift, must be checked
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
	 * immediately after link-up
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
	e1000e_check_downshift(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
	 * If we are forcing speed/duplex, then we simply return since
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
	 * we have already determined whether we have link or not.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
	if (!mac->autoneg) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
		ret_val = -E1000_ERR_CONFIG;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
	 * Auto-Neg is enabled.  Auto Speed Detection takes care
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
	 * of MAC speed/duplex configuration.  So we only need to
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
	 * configure Collision Distance in the MAC.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
	e1000e_config_collision_dist(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
	 * Configure Flow Control now that Auto-Neg has completed.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
	 * First, we need to restore the desired flow control
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
	 * settings because we may have had to re-autoneg with a
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
	 * different link partner.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
	ret_val = e1000e_config_fc_after_link_up(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
		e_dbg("Error configuring flow control\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
out:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
static s32 e1000_get_variants_ich8lan(struct e1000_adapter *adapter)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
	struct e1000_hw *hw = &adapter->hw;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
	s32 rc;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   642
	rc = e1000_init_mac_params_ich8lan(adapter);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
	if (rc)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
		return rc;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
	rc = e1000_init_nvm_params_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
	if (rc)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
		return rc;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
	if (hw->mac.type == e1000_pchlan)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
		rc = e1000_init_phy_params_pchlan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
	else
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
		rc = e1000_init_phy_params_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
	if (rc)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
		return rc;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
	if (adapter->hw.phy.type == e1000_phy_ife) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
		adapter->flags &= ~FLAG_HAS_JUMBO_FRAMES;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
		adapter->max_hw_frame_size = ETH_FRAME_LEN + ETH_FCS_LEN;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
	if ((adapter->hw.mac.type == e1000_ich8lan) &&
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
	    (adapter->hw.phy.type == e1000_phy_igp_3))
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
		adapter->flags |= FLAG_LSC_GIG_SPEED_DROP;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
	return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
static DEFINE_MUTEX(nvm_mutex);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   672
 *  e1000_acquire_nvm_ich8lan - Acquire NVM mutex
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   674
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
 *  Acquires the mutex for performing NVM operations.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
static s32 e1000_acquire_nvm_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
	mutex_lock(&nvm_mutex);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
	return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
 *  e1000_release_nvm_ich8lan - Release NVM mutex
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
 *  Releases the mutex used while performing NVM operations.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
static void e1000_release_nvm_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
	mutex_unlock(&nvm_mutex);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
static DEFINE_MUTEX(swflag_mutex);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
 *  e1000_acquire_swflag_ich8lan - Acquire software control flag
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   701
 *  Acquires the software control flag for performing PHY and select
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
 *  MAC CSR accesses.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
static s32 e1000_acquire_swflag_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
	u32 extcnf_ctrl, timeout = PHY_CFG_TIMEOUT;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
	s32 ret_val = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   708
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
	mutex_lock(&swflag_mutex);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   711
	while (timeout) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
		extcnf_ctrl = er32(EXTCNF_CTRL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
		if (!(extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG))
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
			break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   716
		mdelay(1);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
		timeout--;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   720
	if (!timeout) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   721
		e_dbg("SW/FW/HW has locked the resource for too long.\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
		ret_val = -E1000_ERR_CONFIG;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
	timeout = SW_FLAG_TIMEOUT;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
	extcnf_ctrl |= E1000_EXTCNF_CTRL_SWFLAG;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
	ew32(EXTCNF_CTRL, extcnf_ctrl);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
	while (timeout) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
		extcnf_ctrl = er32(EXTCNF_CTRL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
		if (extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   734
			break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
		mdelay(1);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
		timeout--;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   738
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
	if (!timeout) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
		e_dbg("Failed to acquire the semaphore.\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   742
		extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
		ew32(EXTCNF_CTRL, extcnf_ctrl);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
		ret_val = -E1000_ERR_CONFIG;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
out:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
		mutex_unlock(&swflag_mutex);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
 *  e1000_release_swflag_ich8lan - Release software control flag
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   757
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
 *  Releases the software control flag for performing PHY and select
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
 *  MAC CSR accesses.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   761
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   762
static void e1000_release_swflag_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   763
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   764
	u32 extcnf_ctrl;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   765
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   766
	extcnf_ctrl = er32(EXTCNF_CTRL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
	extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   768
	ew32(EXTCNF_CTRL, extcnf_ctrl);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   769
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
	mutex_unlock(&swflag_mutex);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
 *  e1000_check_mng_mode_ich8lan - Checks management mode
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   776
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   777
 *  This checks if the adapter has manageability enabled.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
 *  This is a function pointer entry point only called by read/write
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
 *  routines for the PHY and NVM parts.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
static bool e1000_check_mng_mode_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   783
	u32 fwsm;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   785
	fwsm = er32(FWSM);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   786
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   787
	return (fwsm & E1000_FWSM_MODE_MASK) ==
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
		(E1000_ICH_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   791
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   792
 *  e1000_check_reset_block_ich8lan - Check if PHY reset is blocked
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   795
 *  Checks if firmware is blocking the reset of the PHY.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   796
 *  This is a function pointer entry point only called by
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   797
 *  reset routines.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
static s32 e1000_check_reset_block_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
	u32 fwsm;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
	fwsm = er32(FWSM);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
	return (fwsm & E1000_ICH_FWSM_RSPCIPHY) ? 0 : E1000_BLK_PHY_RESET;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   808
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   809
 *  e1000_sw_lcd_config_ich8lan - SW-based LCD Configuration
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
 *  @hw:   pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
 *  SW should configure the LCD from the NVM extended configuration region
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
 *  as a workaround for certain parts.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
static s32 e1000_sw_lcd_config_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
	struct e1000_adapter *adapter = hw->adapter;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
	struct e1000_phy_info *phy = &hw->phy;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
	u32 i, data, cnf_size, cnf_base_addr, sw_cfg_mask;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
	s32 ret_val = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
	u16 word_addr, reg_data, reg_addr, phy_page = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
	if (!(hw->mac.type == e1000_ich8lan && phy->type == e1000_phy_igp_3) &&
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
		!(hw->mac.type == e1000_pchlan))
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
		return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
	ret_val = hw->phy.ops.acquire(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   828
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
		return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
	 * Initialize the PHY from the NVM on ICH platforms.  This
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
	 * is needed due to an issue where the NVM configuration is
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
	 * not properly autoloaded after power transitions.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
	 * Therefore, after each PHY reset, we will load the
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
	 * configuration data out of the NVM manually.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
	if ((adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_M_AMT) ||
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
	    (adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_M) ||
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
	    (hw->mac.type == e1000_pchlan))
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
		sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG_ICH8M;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
	else
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
		sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
	data = er32(FEXTNVM);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   846
	if (!(data & sw_cfg_mask))
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
	 * Make sure HW does not configure LCD from PHY
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
	 * extended configuration before SW configuration
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
	data = er32(EXTCNF_CTRL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
	if (data & E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
	cnf_size = er32(EXTCNF_SIZE);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   858
	cnf_size &= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_MASK;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   859
	cnf_size >>= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_SHIFT;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
	if (!cnf_size)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
	cnf_base_addr = data & E1000_EXTCNF_CTRL_EXT_CNF_POINTER_MASK;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
	cnf_base_addr >>= E1000_EXTCNF_CTRL_EXT_CNF_POINTER_SHIFT;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
	if (!(data & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE) &&
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   867
	    (hw->mac.type == e1000_pchlan)) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   868
		/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
		 * HW configures the SMBus address and LEDs when the
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   870
		 * OEM and LCD Write Enable bits are set in the NVM.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
		 * When both NVM bits are cleared, SW will configure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
		 * them instead.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
		 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
		data = er32(STRAP);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
		data &= E1000_STRAP_SMBUS_ADDRESS_MASK;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   876
		reg_data = data >> E1000_STRAP_SMBUS_ADDRESS_SHIFT;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
		reg_data |= HV_SMB_ADDR_PEC_EN | HV_SMB_ADDR_VALID;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
		ret_val = e1000_write_phy_reg_hv_locked(hw, HV_SMB_ADDR,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   879
							reg_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   880
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
			goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
		data = er32(LEDCTL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
		ret_val = e1000_write_phy_reg_hv_locked(hw, HV_LED_CONFIG,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   885
							(u16)data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   886
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
			goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   888
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   890
	/* Configure LCD from extended configuration region. */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   891
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   892
	/* cnf_base_addr is in DWORD */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
	word_addr = (u16)(cnf_base_addr << 1);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   894
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   895
	for (i = 0; i < cnf_size; i++) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
		ret_val = e1000_read_nvm(hw, (word_addr + i * 2), 1,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   897
					 &reg_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   898
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
			goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   900
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   901
		ret_val = e1000_read_nvm(hw, (word_addr + i * 2 + 1),
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   902
					 1, &reg_addr);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   903
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
			goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
		/* Save off the PHY page for future writes. */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   907
		if (reg_addr == IGP01E1000_PHY_PAGE_SELECT) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   908
			phy_page = reg_data;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
			continue;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   912
		reg_addr &= PHY_REG_MASK;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   913
		reg_addr |= phy_page;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   914
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
		ret_val = phy->ops.write_reg_locked(hw, (u32)reg_addr,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
						    reg_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   918
			goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   919
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   920
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   921
out:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   922
	hw->phy.ops.release(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   923
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   924
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   925
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   926
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
 *  e1000_k1_gig_workaround_hv - K1 Si workaround
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   928
 *  @hw:   pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
 *  @link: link up bool flag
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   930
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   931
 *  If K1 is enabled for 1Gbps, the MAC might stall when transitioning
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   932
 *  from a lower speed.  This workaround disables K1 whenever link is at 1Gig
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
 *  If link is down, the function will restore the default K1 setting located
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   934
 *  in the NVM.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   935
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   936
static s32 e1000_k1_gig_workaround_hv(struct e1000_hw *hw, bool link)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   937
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
	s32 ret_val = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
	u16 status_reg = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
	bool k1_enable = hw->dev_spec.ich8lan.nvm_k1_enabled;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   941
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   942
	if (hw->mac.type != e1000_pchlan)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   944
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   945
	/* Wrap the whole flow with the sw flag */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   946
	ret_val = hw->phy.ops.acquire(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   948
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   949
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
	/* Disable K1 when link is 1Gbps, otherwise use the NVM setting */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   951
	if (link) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
		if (hw->phy.type == e1000_phy_82578) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
			ret_val = hw->phy.ops.read_reg_locked(hw, BM_CS_STATUS,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
			                                          &status_reg);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
			if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   956
				goto release;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
			status_reg &= BM_CS_STATUS_LINK_UP |
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   959
			              BM_CS_STATUS_RESOLVED |
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   960
			              BM_CS_STATUS_SPEED_MASK;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   961
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   962
			if (status_reg == (BM_CS_STATUS_LINK_UP |
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
			                   BM_CS_STATUS_RESOLVED |
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
			                   BM_CS_STATUS_SPEED_1000))
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   965
				k1_enable = false;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   967
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   968
		if (hw->phy.type == e1000_phy_82577) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
			ret_val = hw->phy.ops.read_reg_locked(hw, HV_M_STATUS,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   970
			                                          &status_reg);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   971
			if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
				goto release;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   973
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
			status_reg &= HV_M_STATUS_LINK_UP |
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   975
			              HV_M_STATUS_AUTONEG_COMPLETE |
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   976
			              HV_M_STATUS_SPEED_MASK;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
			if (status_reg == (HV_M_STATUS_LINK_UP |
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
			                   HV_M_STATUS_AUTONEG_COMPLETE |
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   980
			                   HV_M_STATUS_SPEED_1000))
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   981
				k1_enable = false;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   982
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   984
		/* Link stall fix for link up */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   985
		ret_val = hw->phy.ops.write_reg_locked(hw, PHY_REG(770, 19),
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   986
		                                           0x0100);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   988
			goto release;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
	} else {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   991
		/* Link stall fix for link down */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   992
		ret_val = hw->phy.ops.write_reg_locked(hw, PHY_REG(770, 19),
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   993
		                                           0x4100);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   994
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   995
			goto release;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   996
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   997
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   998
	ret_val = e1000_configure_k1_ich8lan(hw, k1_enable);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   999
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1000
release:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1001
	hw->phy.ops.release(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1002
out:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1003
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1004
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1005
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1006
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1007
 *  e1000_configure_k1_ich8lan - Configure K1 power state
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
 *  @enable: K1 state to configure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1010
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1011
 *  Configure the K1 power state based on the provided parameter.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1012
 *  Assumes semaphore already acquired.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1013
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1014
 *  Success returns 0, Failure returns -E1000_ERR_PHY (-2)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1015
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1016
s32 e1000_configure_k1_ich8lan(struct e1000_hw *hw, bool k1_enable)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1017
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
	s32 ret_val = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
	u32 ctrl_reg = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
	u32 ctrl_ext = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
	u32 reg = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
	u16 kmrn_reg = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1023
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
	ret_val = e1000e_read_kmrn_reg_locked(hw,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
	                                     E1000_KMRNCTRLSTA_K1_CONFIG,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
	                                     &kmrn_reg);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1028
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
	if (k1_enable)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1031
		kmrn_reg |= E1000_KMRNCTRLSTA_K1_ENABLE;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1032
	else
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1033
		kmrn_reg &= ~E1000_KMRNCTRLSTA_K1_ENABLE;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
	ret_val = e1000e_write_kmrn_reg_locked(hw,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
	                                      E1000_KMRNCTRLSTA_K1_CONFIG,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1037
	                                      kmrn_reg);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1040
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1041
	udelay(20);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1042
	ctrl_ext = er32(CTRL_EXT);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1043
	ctrl_reg = er32(CTRL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1044
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1045
	reg = ctrl_reg & ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1046
	reg |= E1000_CTRL_FRCSPD;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
	ew32(CTRL, reg);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1048
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1049
	ew32(CTRL_EXT, ctrl_ext | E1000_CTRL_EXT_SPD_BYPS);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1050
	udelay(20);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1051
	ew32(CTRL, ctrl_reg);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
	ew32(CTRL_EXT, ctrl_ext);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
	udelay(20);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1054
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1055
out:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1056
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1057
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1058
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1059
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1060
 *  e1000_oem_bits_config_ich8lan - SW-based LCD Configuration
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1061
 *  @hw:       pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1062
 *  @d0_state: boolean if entering d0 or d3 device state
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
 *  SW will configure Gbe Disable and LPLU based on the NVM. The four bits are
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1065
 *  collectively called OEM bits.  The OEM Write Enable bit and SW Config bit
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1066
 *  in NVM determines whether HW should configure LPLU and Gbe Disable.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1067
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1068
static s32 e1000_oem_bits_config_ich8lan(struct e1000_hw *hw, bool d0_state)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1069
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1070
	s32 ret_val = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1071
	u32 mac_reg;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1072
	u16 oem_reg;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1074
	if (hw->mac.type != e1000_pchlan)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
		return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1076
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1077
	ret_val = hw->phy.ops.acquire(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
		return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1080
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
	mac_reg = er32(EXTCNF_CTRL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
	if (mac_reg & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1085
	mac_reg = er32(FEXTNVM);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1086
	if (!(mac_reg & E1000_FEXTNVM_SW_CONFIG_ICH8M))
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1087
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1088
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
	mac_reg = er32(PHY_CTRL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
	ret_val = hw->phy.ops.read_reg_locked(hw, HV_OEM_BITS, &oem_reg);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
	oem_reg &= ~(HV_OEM_BITS_GBE_DIS | HV_OEM_BITS_LPLU);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1096
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1097
	if (d0_state) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
		if (mac_reg & E1000_PHY_CTRL_GBE_DISABLE)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1099
			oem_reg |= HV_OEM_BITS_GBE_DIS;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1100
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1101
		if (mac_reg & E1000_PHY_CTRL_D0A_LPLU)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1102
			oem_reg |= HV_OEM_BITS_LPLU;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
	} else {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1104
		if (mac_reg & E1000_PHY_CTRL_NOND0A_GBE_DISABLE)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1105
			oem_reg |= HV_OEM_BITS_GBE_DIS;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1106
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1107
		if (mac_reg & E1000_PHY_CTRL_NOND0A_LPLU)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
			oem_reg |= HV_OEM_BITS_LPLU;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1109
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
	/* Restart auto-neg to activate the bits */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
	if (!e1000_check_reset_block(hw))
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1112
		oem_reg |= HV_OEM_BITS_RESTART_AN;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1113
	ret_val = hw->phy.ops.write_reg_locked(hw, HV_OEM_BITS, oem_reg);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1114
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1115
out:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
	hw->phy.ops.release(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1117
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1119
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1120
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1121
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1122
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1123
 *  e1000_set_mdio_slow_mode_hv - Set slow MDIO access mode
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1124
 *  @hw:   pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1125
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1126
static s32 e1000_set_mdio_slow_mode_hv(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1127
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
	s32 ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1129
	u16 data;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1130
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1131
	ret_val = e1e_rphy(hw, HV_KMRN_MODE_CTRL, &data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1132
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1133
		return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1135
	data |= HV_KMRN_MDIO_SLOW;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1136
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
	ret_val = e1e_wphy(hw, HV_KMRN_MODE_CTRL, data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1138
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1139
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1141
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1142
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1143
 *  e1000_hv_phy_workarounds_ich8lan - A series of Phy workarounds to be
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1144
 *  done after every PHY reset.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1145
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1146
static s32 e1000_hv_phy_workarounds_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1147
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1148
	s32 ret_val = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
	u16 phy_data;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1151
	if (hw->mac.type != e1000_pchlan)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1152
		return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1153
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
	/* Set MDIO slow mode before any other MDIO access */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1155
	if (hw->phy.type == e1000_phy_82577) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1156
		ret_val = e1000_set_mdio_slow_mode_hv(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1157
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1158
			goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1159
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1160
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1161
	if (((hw->phy.type == e1000_phy_82577) &&
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1162
	     ((hw->phy.revision == 1) || (hw->phy.revision == 2))) ||
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1163
	    ((hw->phy.type == e1000_phy_82578) && (hw->phy.revision == 1))) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
		/* Disable generation of early preamble */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1165
		ret_val = e1e_wphy(hw, PHY_REG(769, 25), 0x4431);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1166
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1167
			return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1168
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1169
		/* Preamble tuning for SSC */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1170
		ret_val = e1e_wphy(hw, PHY_REG(770, 16), 0xA204);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1171
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
			return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1173
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1174
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1175
	if (hw->phy.type == e1000_phy_82578) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1176
		/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1177
		 * Return registers to default by doing a soft reset then
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1178
		 * writing 0x3140 to the control register.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1179
		 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1180
		if (hw->phy.revision < 2) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1181
			e1000e_phy_sw_reset(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1182
			ret_val = e1e_wphy(hw, PHY_CONTROL, 0x3140);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1183
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1184
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1185
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1186
	/* Select page 0 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1187
	ret_val = hw->phy.ops.acquire(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1188
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1189
		return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1190
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1191
	hw->phy.addr = 1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1192
	ret_val = e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT, 0);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1193
	hw->phy.ops.release(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1194
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1195
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1196
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1197
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1198
	 * Configure the K1 Si workaround during phy reset assuming there is
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1199
	 * link so that it disables K1 if link is in 1Gbps.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1200
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1201
	ret_val = e1000_k1_gig_workaround_hv(hw, true);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1202
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1203
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1204
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1205
	/* Workaround for link disconnects on a busy hub in half duplex */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1206
	ret_val = hw->phy.ops.acquire(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1207
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1208
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1209
	ret_val = hw->phy.ops.read_reg_locked(hw,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1210
	                                      PHY_REG(BM_PORT_CTRL_PAGE, 17),
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1211
	                                      &phy_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1212
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
		goto release;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
	ret_val = hw->phy.ops.write_reg_locked(hw,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1215
	                                       PHY_REG(BM_PORT_CTRL_PAGE, 17),
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1216
	                                       phy_data & 0x00FF);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
release:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
	hw->phy.ops.release(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1219
out:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1220
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1223
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1224
 *  e1000_lan_init_done_ich8lan - Check for PHY config completion
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1225
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1226
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
 *  Check the appropriate indication the MAC has finished configuring the
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
 *  PHY after a software reset.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
static void e1000_lan_init_done_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1232
	u32 data, loop = E1000_ICH8_LAN_INIT_TIMEOUT;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1233
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
	/* Wait for basic configuration completes before proceeding */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1235
	do {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1236
		data = er32(STATUS);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1237
		data &= E1000_STATUS_LAN_INIT_DONE;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
		udelay(100);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
	} while ((!data) && --loop);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1240
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1241
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1242
	 * If basic configuration is incomplete before the above loop
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
	 * count reaches 0, loading the configuration from NVM will
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
	 * leave the PHY in a bad state possibly resulting in no link.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1245
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1246
	if (loop == 0)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1247
		e_dbg("LAN_INIT_DONE not set, increase timeout\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1248
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1249
	/* Clear the Init Done bit for the next init event */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1250
	data = er32(STATUS);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1251
	data &= ~E1000_STATUS_LAN_INIT_DONE;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1252
	ew32(STATUS, data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1253
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1256
 *  e1000_post_phy_reset_ich8lan - Perform steps required after a PHY reset
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1257
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1258
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1259
static s32 e1000_post_phy_reset_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1260
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1261
	s32 ret_val = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1262
	u16 reg;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1264
	if (e1000_check_reset_block(hw))
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1265
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1266
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1267
	/* Perform any necessary post-reset workarounds */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1268
	switch (hw->mac.type) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1269
	case e1000_pchlan:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1270
		ret_val = e1000_hv_phy_workarounds_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1272
			goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1273
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1274
	default:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1275
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1276
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1277
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1278
	/* Dummy read to clear the phy wakeup bit after lcd reset */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1279
	if (hw->mac.type == e1000_pchlan)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
		e1e_rphy(hw, BM_WUC, &reg);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1282
	/* Configure the LCD with the extended configuration region in NVM */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1283
	ret_val = e1000_sw_lcd_config_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1284
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1285
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1286
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1287
	/* Configure the LCD with the OEM bits in NVM */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1288
	ret_val = e1000_oem_bits_config_ich8lan(hw, true);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1289
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1290
out:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1291
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1292
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1294
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1295
 *  e1000_phy_hw_reset_ich8lan - Performs a PHY reset
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1296
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1297
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1298
 *  Resets the PHY
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1299
 *  This is a function pointer entry point called by drivers
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1300
 *  or other shared routines.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1301
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1302
static s32 e1000_phy_hw_reset_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1303
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
	s32 ret_val = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1305
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1306
	ret_val = e1000e_phy_hw_reset_generic(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1308
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
	ret_val = e1000_post_phy_reset_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
out:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1315
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1316
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1317
 *  e1000_set_lplu_state_pchlan - Set Low Power Link Up state
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1318
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1319
 *  @active: true to enable LPLU, false to disable
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1320
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
 *  Sets the LPLU state according to the active flag.  For PCH, if OEM write
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
 *  bit are disabled in the NVM, writing the LPLU bits in the MAC will not set
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1323
 *  the phy speed. This function will manually set the LPLU bit and restart
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1324
 *  auto-neg as hw would do. D3 and D0 LPLU will call the same function
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
 *  since it configures the same bit.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
static s32 e1000_set_lplu_state_pchlan(struct e1000_hw *hw, bool active)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1328
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
	s32 ret_val = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1330
	u16 oem_reg;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1332
	ret_val = e1e_rphy(hw, HV_OEM_BITS, &oem_reg);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1333
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1335
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
	if (active)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
		oem_reg |= HV_OEM_BITS_LPLU;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1338
	else
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1339
		oem_reg &= ~HV_OEM_BITS_LPLU;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1340
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
	oem_reg |= HV_OEM_BITS_RESTART_AN;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
	ret_val = e1e_wphy(hw, HV_OEM_BITS, oem_reg);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
out:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1345
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1346
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1347
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1348
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1349
 *  e1000_set_d0_lplu_state_ich8lan - Set Low Power Linkup D0 state
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1351
 *  @active: true to enable LPLU, false to disable
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1352
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1353
 *  Sets the LPLU D0 state according to the active flag.  When
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1354
 *  activating LPLU this function also disables smart speed
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1355
 *  and vice versa.  LPLU will not be activated unless the
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1356
 *  device autonegotiation advertisement meets standards of
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1357
 *  either 10 or 10/100 or 10/100/1000 at all duplexes.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1358
 *  This is a function pointer entry point only called by
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1359
 *  PHY setup routines.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1360
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1361
static s32 e1000_set_d0_lplu_state_ich8lan(struct e1000_hw *hw, bool active)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
	struct e1000_phy_info *phy = &hw->phy;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
	u32 phy_ctrl;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
	s32 ret_val = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1366
	u16 data;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
	if (phy->type == e1000_phy_ife)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
		return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1371
	phy_ctrl = er32(PHY_CTRL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1372
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1373
	if (active) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1374
		phy_ctrl |= E1000_PHY_CTRL_D0A_LPLU;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1375
		ew32(PHY_CTRL, phy_ctrl);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1376
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
		if (phy->type != e1000_phy_igp_3)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
			return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1379
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
		/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1381
		 * Call gig speed drop workaround on LPLU before accessing
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1382
		 * any PHY registers
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
		 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1384
		if (hw->mac.type == e1000_ich8lan)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
			e1000e_gig_downshift_workaround_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1387
		/* When LPLU is enabled, we should disable SmartSpeed */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
		ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, &data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
		data &= ~IGP01E1000_PSCFR_SMART_SPEED;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
		ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1392
			return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1393
	} else {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
		phy_ctrl &= ~E1000_PHY_CTRL_D0A_LPLU;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1395
		ew32(PHY_CTRL, phy_ctrl);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1396
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1397
		if (phy->type != e1000_phy_igp_3)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1398
			return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
		/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1401
		 * LPLU and SmartSpeed are mutually exclusive.  LPLU is used
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1402
		 * during Dx states where the power conservation is most
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
		 * important.  During driver activity we should enable
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1404
		 * SmartSpeed, so performance is maintained.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
		 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1406
		if (phy->smart_speed == e1000_smart_speed_on) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1408
					   &data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
			if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1410
				return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1411
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1412
			data |= IGP01E1000_PSCFR_SMART_SPEED;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1413
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
					   data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1415
			if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
				return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1417
		} else if (phy->smart_speed == e1000_smart_speed_off) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1418
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1419
					   &data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1420
			if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1421
				return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1422
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1423
			data &= ~IGP01E1000_PSCFR_SMART_SPEED;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1424
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1425
					   data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1426
			if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1427
				return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1428
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1430
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1431
	return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1433
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1434
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1435
 *  e1000_set_d3_lplu_state_ich8lan - Set Low Power Linkup D3 state
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1436
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1437
 *  @active: true to enable LPLU, false to disable
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1438
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
 *  Sets the LPLU D3 state according to the active flag.  When
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1440
 *  activating LPLU this function also disables smart speed
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
 *  and vice versa.  LPLU will not be activated unless the
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1442
 *  device autonegotiation advertisement meets standards of
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
 *  either 10 or 10/100 or 10/100/1000 at all duplexes.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1444
 *  This is a function pointer entry point only called by
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
 *  PHY setup routines.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1446
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
static s32 e1000_set_d3_lplu_state_ich8lan(struct e1000_hw *hw, bool active)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1448
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1449
	struct e1000_phy_info *phy = &hw->phy;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
	u32 phy_ctrl;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1451
	s32 ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1452
	u16 data;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
	phy_ctrl = er32(PHY_CTRL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1455
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1456
	if (!active) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
		phy_ctrl &= ~E1000_PHY_CTRL_NOND0A_LPLU;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
		ew32(PHY_CTRL, phy_ctrl);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1460
		if (phy->type != e1000_phy_igp_3)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1461
			return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1462
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
		/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1464
		 * LPLU and SmartSpeed are mutually exclusive.  LPLU is used
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1465
		 * during Dx states where the power conservation is most
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1466
		 * important.  During driver activity we should enable
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1467
		 * SmartSpeed, so performance is maintained.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1468
		 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1469
		if (phy->smart_speed == e1000_smart_speed_on) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
					   &data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1472
			if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1473
				return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1474
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1475
			data |= IGP01E1000_PSCFR_SMART_SPEED;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1476
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1477
					   data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1478
			if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1479
				return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1480
		} else if (phy->smart_speed == e1000_smart_speed_off) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1481
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1482
					   &data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1483
			if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1484
				return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1485
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1486
			data &= ~IGP01E1000_PSCFR_SMART_SPEED;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1487
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
					   data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
			if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
				return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1492
	} else if ((phy->autoneg_advertised == E1000_ALL_SPEED_DUPLEX) ||
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1493
		   (phy->autoneg_advertised == E1000_ALL_NOT_GIG) ||
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
		   (phy->autoneg_advertised == E1000_ALL_10_SPEED)) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
		phy_ctrl |= E1000_PHY_CTRL_NOND0A_LPLU;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
		ew32(PHY_CTRL, phy_ctrl);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1497
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1498
		if (phy->type != e1000_phy_igp_3)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1499
			return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1500
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1501
		/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1502
		 * Call gig speed drop workaround on LPLU before accessing
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
		 * any PHY registers
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
		 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1505
		if (hw->mac.type == e1000_ich8lan)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
			e1000e_gig_downshift_workaround_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1507
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1508
		/* When LPLU is enabled, we should disable SmartSpeed */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
		ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, &data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1510
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1511
			return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1513
		data &= ~IGP01E1000_PSCFR_SMART_SPEED;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
		ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1515
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
	return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1518
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1519
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1520
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
 *  e1000_valid_nvm_bank_detect_ich8lan - finds out the valid bank 0 or 1
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
 *  @bank:  pointer to the variable that returns the active bank
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1524
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1525
 *  Reads signature byte from the NVM using the flash access registers.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1526
 *  Word 0x13 bits 15:14 = 10b indicate a valid signature for that bank.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1528
static s32 e1000_valid_nvm_bank_detect_ich8lan(struct e1000_hw *hw, u32 *bank)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1529
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1530
	u32 eecd;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
	struct e1000_nvm_info *nvm = &hw->nvm;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1532
	u32 bank1_offset = nvm->flash_bank_size * sizeof(u16);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1533
	u32 act_offset = E1000_ICH_NVM_SIG_WORD * 2 + 1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1534
	u8 sig_byte = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1535
	s32 ret_val = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1536
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1537
	switch (hw->mac.type) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1538
	case e1000_ich8lan:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1539
	case e1000_ich9lan:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
		eecd = er32(EECD);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1541
		if ((eecd & E1000_EECD_SEC1VAL_VALID_MASK) ==
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1542
		    E1000_EECD_SEC1VAL_VALID_MASK) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1543
			if (eecd & E1000_EECD_SEC1VAL)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1544
				*bank = 1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1545
			else
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1546
				*bank = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1547
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
			return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1549
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
		e_dbg("Unable to determine valid NVM bank via EEC - "
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
		       "reading flash signature\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
		/* fall-thru */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1553
	default:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
		/* set bank to 0 in case flash read fails */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
		*bank = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1557
		/* Check bank 0 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1558
		ret_val = e1000_read_flash_byte_ich8lan(hw, act_offset,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1559
		                                        &sig_byte);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1560
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1561
			return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1562
		if ((sig_byte & E1000_ICH_NVM_VALID_SIG_MASK) ==
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1563
		    E1000_ICH_NVM_SIG_VALUE) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1564
			*bank = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
			return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1566
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1567
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
		/* Check bank 1 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
		ret_val = e1000_read_flash_byte_ich8lan(hw, act_offset +
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1570
		                                        bank1_offset,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1571
		                                        &sig_byte);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
			return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1574
		if ((sig_byte & E1000_ICH_NVM_VALID_SIG_MASK) ==
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
		    E1000_ICH_NVM_SIG_VALUE) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1576
			*bank = 1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1577
			return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1578
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1579
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1580
		e_dbg("ERROR: No valid NVM bank present\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1581
		return -E1000_ERR_NVM;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1583
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
	return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1585
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1587
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1588
 *  e1000_read_nvm_ich8lan - Read word(s) from the NVM
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1589
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1590
 *  @offset: The offset (in bytes) of the word(s) to read.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1591
 *  @words: Size of data to read in words
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1592
 *  @data: Pointer to the word(s) to read at offset.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1593
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1594
 *  Reads a word(s) from the NVM using the flash access registers.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1596
static s32 e1000_read_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1597
				  u16 *data)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
	struct e1000_nvm_info *nvm = &hw->nvm;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1600
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
	u32 act_offset;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1602
	s32 ret_val = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1603
	u32 bank = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1604
	u16 i, word;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1606
	if ((offset >= nvm->word_size) || (words > nvm->word_size - offset) ||
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1607
	    (words == 0)) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
		e_dbg("nvm parameter(s) out of bounds\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1609
		ret_val = -E1000_ERR_NVM;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1610
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1611
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1612
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1613
	nvm->ops.acquire(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1614
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1615
	ret_val = e1000_valid_nvm_bank_detect_ich8lan(hw, &bank);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1616
	if (ret_val) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1617
		e_dbg("Could not detect valid bank, assuming bank 0\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
		bank = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1620
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1621
	act_offset = (bank) ? nvm->flash_bank_size : 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1622
	act_offset += offset;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1623
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
	ret_val = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
	for (i = 0; i < words; i++) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
		if ((dev_spec->shadow_ram) &&
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1627
		    (dev_spec->shadow_ram[offset+i].modified)) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1628
			data[i] = dev_spec->shadow_ram[offset+i].value;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1629
		} else {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
			ret_val = e1000_read_flash_word_ich8lan(hw,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
								act_offset + i,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
								&word);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1633
			if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
				break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1635
			data[i] = word;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1639
	nvm->ops.release(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1640
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1641
out:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1643
		e_dbg("NVM read error: %d\n", ret_val);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1646
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1647
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
 *  e1000_flash_cycle_init_ich8lan - Initialize flash
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
 *  This function does initial flash setup so that a new read/write/erase cycle
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1653
 *  can be started.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1654
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
static s32 e1000_flash_cycle_init_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
	union ich8_hws_flash_status hsfsts;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1658
	s32 ret_val = -E1000_ERR_NVM;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1659
	s32 i = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1661
	hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
	/* Check if the flash descriptor is valid */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
	if (hsfsts.hsf_status.fldesvalid == 0) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1665
		e_dbg("Flash descriptor invalid.  "
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1666
			 "SW Sequencing must be used.\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1667
		return -E1000_ERR_NVM;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1668
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1669
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
	/* Clear FCERR and DAEL in hw status by writing 1 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1671
	hsfsts.hsf_status.flcerr = 1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
	hsfsts.hsf_status.dael = 1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
	ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1675
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1676
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
	 * Either we should have a hardware SPI cycle in progress
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
	 * bit to check against, in order to start a new cycle or
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1679
	 * FDONE bit should be changed in the hardware so that it
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
	 * is 1 after hardware reset, which can then be used as an
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
	 * indication whether a cycle is in progress or has been
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1682
	 * completed.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1683
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1685
	if (hsfsts.hsf_status.flcinprog == 0) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1686
		/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1687
		 * There is no cycle running at present,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
		 * so we can start a cycle.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1689
		 * Begin by setting Flash Cycle Done.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1690
		 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1691
		hsfsts.hsf_status.flcdone = 1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1692
		ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
		ret_val = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1694
	} else {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
		/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
		 * Otherwise poll for sometime so the current
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1697
		 * cycle has a chance to end before giving up.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
		 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1699
		for (i = 0; i < ICH_FLASH_READ_COMMAND_TIMEOUT; i++) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1700
			hsfsts.regval = __er16flash(hw, ICH_FLASH_HSFSTS);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
			if (hsfsts.hsf_status.flcinprog == 0) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
				ret_val = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1703
				break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1704
			}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
			udelay(1);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1706
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1707
		if (ret_val == 0) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1708
			/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1709
			 * Successful in waiting for previous cycle to timeout,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1710
			 * now set the Flash Cycle Done.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1711
			 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1712
			hsfsts.hsf_status.flcdone = 1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1713
			ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1714
		} else {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
			e_dbg("Flash controller busy, cannot get access\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1716
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1717
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1719
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1720
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1721
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1722
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1723
 *  e1000_flash_cycle_ich8lan - Starts flash cycle (read/write/erase)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1724
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1725
 *  @timeout: maximum time to wait for completion
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1726
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1727
 *  This function starts a flash cycle and waits for its completion.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1728
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1729
static s32 e1000_flash_cycle_ich8lan(struct e1000_hw *hw, u32 timeout)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1731
	union ich8_hws_flash_ctrl hsflctl;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
	union ich8_hws_flash_status hsfsts;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
	s32 ret_val = -E1000_ERR_NVM;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1734
	u32 i = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1736
	/* Start a cycle by writing 1 in Flash Cycle Go in Hw Flash Control */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1737
	hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1738
	hsflctl.hsf_ctrl.flcgo = 1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
	ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
	/* wait till FDONE bit is set to 1 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
	do {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1743
		hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
		if (hsfsts.hsf_status.flcdone == 1)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1745
			break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1746
		udelay(1);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
	} while (i++ < timeout);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
	if (hsfsts.hsf_status.flcdone == 1 && hsfsts.hsf_status.flcerr == 0)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
		return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1751
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1752
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1755
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1756
 *  e1000_read_flash_word_ich8lan - Read word from flash
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1758
 *  @offset: offset to data location
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1759
 *  @data: pointer to the location for storing the data
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1761
 *  Reads the flash word at offset into data.  Offset is converted
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1762
 *  to bytes before read.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1763
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1764
static s32 e1000_read_flash_word_ich8lan(struct e1000_hw *hw, u32 offset,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1765
					 u16 *data)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
	/* Must convert offset into bytes. */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
	offset <<= 1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1769
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1770
	return e1000_read_flash_data_ich8lan(hw, offset, 2, data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
 *  e1000_read_flash_byte_ich8lan - Read byte from flash
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
 *  @offset: The offset of the byte to read.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1777
 *  @data: Pointer to a byte to store the value read.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1778
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1779
 *  Reads a single byte from the NVM using the flash access registers.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
static s32 e1000_read_flash_byte_ich8lan(struct e1000_hw *hw, u32 offset,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1782
					 u8 *data)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1783
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1784
	s32 ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
	u16 word = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1787
	ret_val = e1000_read_flash_data_ich8lan(hw, offset, 1, &word);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1789
		return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1791
	*data = (u8)word;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1792
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
	return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1795
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1796
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1797
 *  e1000_read_flash_data_ich8lan - Read byte or word from NVM
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1798
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1799
 *  @offset: The offset (in bytes) of the byte or word to read.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
 *  @size: Size of data to read, 1=byte 2=word
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1801
 *  @data: Pointer to the word to store the value read.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1802
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
 *  Reads a byte or word from the NVM using the flash access registers.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1804
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1805
static s32 e1000_read_flash_data_ich8lan(struct e1000_hw *hw, u32 offset,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1806
					 u8 size, u16 *data)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1807
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1808
	union ich8_hws_flash_status hsfsts;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1809
	union ich8_hws_flash_ctrl hsflctl;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1810
	u32 flash_linear_addr;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1811
	u32 flash_data = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
	s32 ret_val = -E1000_ERR_NVM;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1813
	u8 count = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1814
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1815
	if (size < 1  || size > 2 || offset > ICH_FLASH_LINEAR_ADDR_MASK)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1816
		return -E1000_ERR_NVM;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1817
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1818
	flash_linear_addr = (ICH_FLASH_LINEAR_ADDR_MASK & offset) +
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
			    hw->nvm.flash_base_addr;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1821
	do {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
		udelay(1);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1823
		/* Steps */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1824
		ret_val = e1000_flash_cycle_init_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1825
		if (ret_val != 0)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
			break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1827
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1828
		hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
		/* 0b/1b corresponds to 1 or 2 byte size, respectively. */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
		hsflctl.hsf_ctrl.fldbcount = size - 1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
		hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_READ;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1832
		ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1833
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1834
		ew32flash(ICH_FLASH_FADDR, flash_linear_addr);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1835
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1836
		ret_val = e1000_flash_cycle_ich8lan(hw,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1837
						ICH_FLASH_READ_COMMAND_TIMEOUT);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1838
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
		/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1840
		 * Check if FCERR is set to 1, if set to 1, clear it
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1841
		 * and try the whole sequence a few more times, else
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1842
		 * read in (shift in) the Flash Data0, the order is
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
		 * least significant byte first msb to lsb
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1844
		 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
		if (ret_val == 0) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1846
			flash_data = er32flash(ICH_FLASH_FDATA0);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
			if (size == 1) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1848
				*data = (u8)(flash_data & 0x000000FF);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1849
			} else if (size == 2) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1850
				*data = (u16)(flash_data & 0x0000FFFF);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1851
			}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
			break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1853
		} else {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1854
			/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1855
			 * If we've gotten here, then things are probably
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1856
			 * completely hosed, but if the error condition is
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
			 * detected, it won't hurt to give it another try...
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1858
			 * ICH_FLASH_CYCLE_REPEAT_COUNT times.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
			 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
			hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1861
			if (hsfsts.hsf_status.flcerr == 1) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1862
				/* Repeat for some time before giving up. */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1863
				continue;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1864
			} else if (hsfsts.hsf_status.flcdone == 0) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1865
				e_dbg("Timeout error - flash cycle "
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1866
					 "did not complete.\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1867
				break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
			}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1869
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1870
	} while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1872
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1873
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1874
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1875
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1876
 *  e1000_write_nvm_ich8lan - Write word(s) to the NVM
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1877
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1878
 *  @offset: The offset (in bytes) of the word(s) to write.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
 *  @words: Size of data to write in words
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1880
 *  @data: Pointer to the word(s) to write at offset.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1881
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1882
 *  Writes a byte or word to the NVM using the flash access registers.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1883
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
static s32 e1000_write_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1885
				   u16 *data)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1886
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
	struct e1000_nvm_info *nvm = &hw->nvm;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
	u16 i;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1890
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1891
	if ((offset >= nvm->word_size) || (words > nvm->word_size - offset) ||
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1892
	    (words == 0)) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1893
		e_dbg("nvm parameter(s) out of bounds\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1894
		return -E1000_ERR_NVM;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1895
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1896
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1897
	nvm->ops.acquire(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1898
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1899
	for (i = 0; i < words; i++) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1900
		dev_spec->shadow_ram[offset+i].modified = true;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1901
		dev_spec->shadow_ram[offset+i].value = data[i];
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1903
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1904
	nvm->ops.release(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1905
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1906
	return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1908
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1910
 *  e1000_update_nvm_checksum_ich8lan - Update the checksum for NVM
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1913
 *  The NVM checksum is updated by calling the generic update_nvm_checksum,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1914
 *  which writes the checksum to the shadow ram.  The changes in the shadow
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1915
 *  ram are then committed to the EEPROM by processing each bank at a time
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1916
 *  checking for the modified bit and writing only the pending changes.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1917
 *  After a successful commit, the shadow ram is cleared and is ready for
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1918
 *  future writes.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1919
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1920
static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1922
	struct e1000_nvm_info *nvm = &hw->nvm;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1923
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1924
	u32 i, act_offset, new_bank_offset, old_bank_offset, bank;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1925
	s32 ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
	u16 data;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1927
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
	ret_val = e1000e_update_nvm_checksum_generic(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1930
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1931
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
	if (nvm->type != e1000_nvm_flash_sw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1933
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1934
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
	nvm->ops.acquire(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1936
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1937
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1938
	 * We're writing to the opposite bank so if we're on bank 1,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1939
	 * write to bank 0 etc.  We also need to erase the segment that
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1940
	 * is going to be written
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1941
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1942
	ret_val =  e1000_valid_nvm_bank_detect_ich8lan(hw, &bank);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1943
	if (ret_val) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
		e_dbg("Could not detect valid bank, assuming bank 0\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1945
		bank = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1946
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1947
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
	if (bank == 0) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
		new_bank_offset = nvm->flash_bank_size;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1950
		old_bank_offset = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1951
		ret_val = e1000_erase_flash_bank_ich8lan(hw, 1);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
			goto release;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1954
	} else {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1955
		old_bank_offset = nvm->flash_bank_size;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
		new_bank_offset = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
		ret_val = e1000_erase_flash_bank_ich8lan(hw, 0);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
			goto release;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1960
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
	for (i = 0; i < E1000_ICH8_SHADOW_RAM_WORDS; i++) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1963
		/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1964
		 * Determine whether to write the value stored
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1965
		 * in the other NVM bank or a modified value stored
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1966
		 * in the shadow RAM
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1967
		 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1968
		if (dev_spec->shadow_ram[i].modified) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1969
			data = dev_spec->shadow_ram[i].value;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1970
		} else {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
			ret_val = e1000_read_flash_word_ich8lan(hw, i +
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1972
			                                        old_bank_offset,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1973
			                                        &data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1974
			if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1975
				break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1977
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1978
		/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
		 * If the word is 0x13, then make sure the signature bits
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
		 * (15:14) are 11b until the commit has completed.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1981
		 * This will allow us to write 10b which indicates the
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1982
		 * signature is valid.  We want to do this after the write
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1983
		 * has completed so that we don't mark the segment valid
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
		 * while the write is still in progress
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1985
		 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
		if (i == E1000_ICH_NVM_SIG_WORD)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1987
			data |= E1000_ICH_NVM_SIG_MASK;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1988
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1989
		/* Convert offset to bytes. */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1990
		act_offset = (i + new_bank_offset) << 1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1991
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1992
		udelay(100);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
		/* Write the bytes to the new bank. */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1994
		ret_val = e1000_retry_write_flash_byte_ich8lan(hw,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1995
							       act_offset,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1996
							       (u8)data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1998
			break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1999
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
		udelay(100);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2001
		ret_val = e1000_retry_write_flash_byte_ich8lan(hw,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2002
							  act_offset + 1,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2003
							  (u8)(data >> 8));
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2004
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2005
			break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2006
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2008
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
	 * Don't bother writing the segment valid bits if sector
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2010
	 * programming failed.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2011
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2012
	if (ret_val) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2013
		/* Possibly read-only, see e1000e_write_protect_nvm_ich8lan() */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2014
		e_dbg("Flash commit failed.\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2015
		goto release;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2017
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2018
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2019
	 * Finally validate the new segment by setting bit 15:14
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2020
	 * to 10b in word 0x13 , this can be done without an
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2021
	 * erase as well since these bits are 11 to start with
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2022
	 * and we need to change bit 14 to 0b
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2023
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2024
	act_offset = new_bank_offset + E1000_ICH_NVM_SIG_WORD;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2025
	ret_val = e1000_read_flash_word_ich8lan(hw, act_offset, &data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2026
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2027
		goto release;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2028
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2029
	data &= 0xBFFF;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2030
	ret_val = e1000_retry_write_flash_byte_ich8lan(hw,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2031
						       act_offset * 2 + 1,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
						       (u8)(data >> 8));
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
		goto release;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2035
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2036
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2037
	 * And invalidate the previously valid segment by setting
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2038
	 * its signature word (0x13) high_byte to 0b. This can be
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2039
	 * done without an erase because flash erase sets all bits
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2040
	 * to 1's. We can write 1's to 0's without an erase
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2041
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
	act_offset = (old_bank_offset + E1000_ICH_NVM_SIG_WORD) * 2 + 1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
	ret_val = e1000_retry_write_flash_byte_ich8lan(hw, act_offset, 0);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2044
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
		goto release;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2047
	/* Great!  Everything worked, we can now clear the cached entries. */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2048
	for (i = 0; i < E1000_ICH8_SHADOW_RAM_WORDS; i++) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2049
		dev_spec->shadow_ram[i].modified = false;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
		dev_spec->shadow_ram[i].value = 0xFFFF;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2052
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
release:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2054
	nvm->ops.release(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2057
	 * Reload the EEPROM, or else modifications will not appear
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2058
	 * until after the next adapter reset.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2059
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2060
	if (!ret_val) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2061
		e1000e_reload_nvm(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
		msleep(10);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2063
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2065
out:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2066
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2067
		e_dbg("NVM update error: %d\n", ret_val);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2068
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2069
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2071
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2072
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
 *  e1000_validate_nvm_checksum_ich8lan - Validate EEPROM checksum
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2074
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2075
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2076
 *  Check to see if checksum needs to be fixed by reading bit 6 in word 0x19.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2077
 *  If the bit is 0, that the EEPROM had been modified, but the checksum was not
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2078
 *  calculated, in which case we need to calculate the checksum and set bit 6.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2079
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2080
static s32 e1000_validate_nvm_checksum_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2081
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
	s32 ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2083
	u16 data;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2084
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2086
	 * Read 0x19 and check bit 6.  If this bit is 0, the checksum
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2087
	 * needs to be fixed.  This bit is an indication that the NVM
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
	 * was prepared by OEM software and did not calculate the
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2089
	 * checksum...a likely scenario.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2090
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2091
	ret_val = e1000_read_nvm(hw, 0x19, 1, &data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2092
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
		return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2095
	if ((data & 0x40) == 0) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
		data |= 0x40;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2097
		ret_val = e1000_write_nvm(hw, 0x19, 1, &data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2098
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2099
			return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2100
		ret_val = e1000e_update_nvm_checksum(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2101
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2102
			return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2104
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
	return e1000e_validate_nvm_checksum_generic(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2106
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2107
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2108
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2109
 *  e1000e_write_protect_nvm_ich8lan - Make the NVM read-only
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2110
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2112
 *  To prevent malicious write/erase of the NVM, set it to be read-only
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
 *  so that the hardware ignores all write/erase cycles of the NVM via
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2114
 *  the flash control registers.  The shadow-ram copy of the NVM will
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2115
 *  still be updated, however any updates to this copy will not stick
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2116
 *  across driver reloads.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2117
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2118
void e1000e_write_protect_nvm_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2119
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
	struct e1000_nvm_info *nvm = &hw->nvm;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2121
	union ich8_flash_protected_range pr0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2122
	union ich8_hws_flash_status hsfsts;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
	u32 gfpreg;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2125
	nvm->ops.acquire(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2126
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
	gfpreg = er32flash(ICH_FLASH_GFPREG);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
	/* Write-protect GbE Sector of NVM */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
	pr0.regval = er32flash(ICH_FLASH_PR0);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
	pr0.range.base = gfpreg & FLASH_GFPREG_BASE_MASK;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
	pr0.range.limit = ((gfpreg >> 16) & FLASH_GFPREG_BASE_MASK);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2133
	pr0.range.wpe = true;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
	ew32flash(ICH_FLASH_PR0, pr0.regval);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2135
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2137
	 * Lock down a subset of GbE Flash Control Registers, e.g.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2138
	 * PR0 to prevent the write-protection from being lifted.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2139
	 * Once FLOCKDN is set, the registers protected by it cannot
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2140
	 * be written until FLOCKDN is cleared by a hardware reset.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2141
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2142
	hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
	hsfsts.hsf_status.flockdn = true;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
	ew32flash(ICH_FLASH_HSFSTS, hsfsts.regval);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
	nvm->ops.release(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
 *  e1000_write_flash_data_ich8lan - Writes bytes to the NVM
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2151
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
 *  @offset: The offset (in bytes) of the byte/word to read.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
 *  @size: Size of data to read, 1=byte 2=word
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
 *  @data: The byte(s) to write to the NVM.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
 *  Writes one/two bytes to the NVM using the flash access registers.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
static s32 e1000_write_flash_data_ich8lan(struct e1000_hw *hw, u32 offset,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
					  u8 size, u16 data)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2160
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2161
	union ich8_hws_flash_status hsfsts;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2162
	union ich8_hws_flash_ctrl hsflctl;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
	u32 flash_linear_addr;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2164
	u32 flash_data = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
	s32 ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
	u8 count = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2167
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2168
	if (size < 1 || size > 2 || data > size * 0xff ||
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2169
	    offset > ICH_FLASH_LINEAR_ADDR_MASK)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2170
		return -E1000_ERR_NVM;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2171
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2172
	flash_linear_addr = (ICH_FLASH_LINEAR_ADDR_MASK & offset) +
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2173
			    hw->nvm.flash_base_addr;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2174
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
	do {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2176
		udelay(1);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
		/* Steps */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2178
		ret_val = e1000_flash_cycle_init_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2179
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2180
			break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2182
		hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2183
		/* 0b/1b corresponds to 1 or 2 byte size, respectively. */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2184
		hsflctl.hsf_ctrl.fldbcount = size -1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
		hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_WRITE;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
		ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2187
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
		ew32flash(ICH_FLASH_FADDR, flash_linear_addr);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2189
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2190
		if (size == 1)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
			flash_data = (u32)data & 0x00FF;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
		else
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2193
			flash_data = (u32)data;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2194
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2195
		ew32flash(ICH_FLASH_FDATA0, flash_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2196
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
		/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
		 * check if FCERR is set to 1 , if set to 1, clear it
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
		 * and try the whole sequence a few more times else done
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
		 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2201
		ret_val = e1000_flash_cycle_ich8lan(hw,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
					       ICH_FLASH_WRITE_COMMAND_TIMEOUT);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2203
		if (!ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2204
			break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2205
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2206
		/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2207
		 * If we're here, then things are most likely
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2208
		 * completely hosed, but if the error condition
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2209
		 * is detected, it won't hurt to give it another
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2210
		 * try...ICH_FLASH_CYCLE_REPEAT_COUNT times.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2211
		 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
		hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
		if (hsfsts.hsf_status.flcerr == 1)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
			/* Repeat for some time before giving up. */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2215
			continue;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2216
		if (hsfsts.hsf_status.flcdone == 0) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
			e_dbg("Timeout error - flash cycle "
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
				 "did not complete.");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
			break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2221
	} while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2222
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2223
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2224
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2225
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2226
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
 *  e1000_write_flash_byte_ich8lan - Write a single byte to NVM
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2228
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2229
 *  @offset: The index of the byte to read.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2230
 *  @data: The byte to write to the NVM.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
 *  Writes a single byte to the NVM using the flash access registers.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2233
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
static s32 e1000_write_flash_byte_ich8lan(struct e1000_hw *hw, u32 offset,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2235
					  u8 data)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2236
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2237
	u16 word = (u16)data;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2238
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
	return e1000_write_flash_data_ich8lan(hw, offset, 1, word);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2240
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2241
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2242
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2243
 *  e1000_retry_write_flash_byte_ich8lan - Writes a single byte to NVM
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2244
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2245
 *  @offset: The offset of the byte to write.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2246
 *  @byte: The byte to write to the NVM.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2247
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
 *  Writes a single byte to the NVM using the flash access registers.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2249
 *  Goes through a retry algorithm before giving up.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2250
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2251
static s32 e1000_retry_write_flash_byte_ich8lan(struct e1000_hw *hw,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2252
						u32 offset, u8 byte)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
	s32 ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2255
	u16 program_retries;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2256
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2257
	ret_val = e1000_write_flash_byte_ich8lan(hw, offset, byte);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2258
	if (!ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2259
		return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2260
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2261
	for (program_retries = 0; program_retries < 100; program_retries++) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2262
		e_dbg("Retrying Byte %2.2X at offset %u\n", byte, offset);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2263
		udelay(100);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2264
		ret_val = e1000_write_flash_byte_ich8lan(hw, offset, byte);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2265
		if (!ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2266
			break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2268
	if (program_retries == 100)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2269
		return -E1000_ERR_NVM;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2271
	return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2273
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2274
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2275
 *  e1000_erase_flash_bank_ich8lan - Erase a bank (4k) from NVM
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2276
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
 *  @bank: 0 for first bank, 1 for second bank, etc.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
 *  Erases the bank specified. Each bank is a 4k block. Banks are 0 based.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
 *  bank N is 4096 * N + flash_reg_addr.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2282
static s32 e1000_erase_flash_bank_ich8lan(struct e1000_hw *hw, u32 bank)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2283
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2284
	struct e1000_nvm_info *nvm = &hw->nvm;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2285
	union ich8_hws_flash_status hsfsts;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
	union ich8_hws_flash_ctrl hsflctl;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2287
	u32 flash_linear_addr;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2288
	/* bank size is in 16bit words - adjust to bytes */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2289
	u32 flash_bank_size = nvm->flash_bank_size * 2;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2290
	s32 ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2291
	s32 count = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
	s32 j, iteration, sector_size;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2294
	hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2297
	 * Determine HW Sector size: Read BERASE bits of hw flash status
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2298
	 * register
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2299
	 * 00: The Hw sector is 256 bytes, hence we need to erase 16
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2300
	 *     consecutive sectors.  The start index for the nth Hw sector
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
	 *     can be calculated as = bank * 4096 + n * 256
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2302
	 * 01: The Hw sector is 4K bytes, hence we need to erase 1 sector.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2303
	 *     The start index for the nth Hw sector can be calculated
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
	 *     as = bank * 4096
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2305
	 * 10: The Hw sector is 8K bytes, nth sector = bank * 8192
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
	 *     (ich9 only, otherwise error condition)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2307
	 * 11: The Hw sector is 64K bytes, nth sector = bank * 65536
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2308
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
	switch (hsfsts.hsf_status.berasesz) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2310
	case 0:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2311
		/* Hw sector size 256 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2312
		sector_size = ICH_FLASH_SEG_SIZE_256;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2313
		iteration = flash_bank_size / ICH_FLASH_SEG_SIZE_256;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
	case 1:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2316
		sector_size = ICH_FLASH_SEG_SIZE_4K;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2317
		iteration = 1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2318
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
	case 2:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
		sector_size = ICH_FLASH_SEG_SIZE_8K;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
		iteration = 1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2322
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
	case 3:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
		sector_size = ICH_FLASH_SEG_SIZE_64K;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
		iteration = 1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2327
	default:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2328
		return -E1000_ERR_NVM;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
	/* Start with the base address, then add the sector offset. */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2332
	flash_linear_addr = hw->nvm.flash_base_addr;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2333
	flash_linear_addr += (bank) ? flash_bank_size : 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2334
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2335
	for (j = 0; j < iteration ; j++) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2336
		do {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2337
			/* Steps */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2338
			ret_val = e1000_flash_cycle_init_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2339
			if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2340
				return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2342
			/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2343
			 * Write a value 11 (block Erase) in Flash
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2344
			 * Cycle field in hw flash control
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
			 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
			hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
			hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_ERASE;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
			ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2349
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
			/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
			 * Write the last 24 bits of an index within the
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2352
			 * block into Flash Linear address field in Flash
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2353
			 * Address.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2354
			 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
			flash_linear_addr += (j * sector_size);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
			ew32flash(ICH_FLASH_FADDR, flash_linear_addr);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
			ret_val = e1000_flash_cycle_ich8lan(hw,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
					       ICH_FLASH_ERASE_COMMAND_TIMEOUT);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
			if (ret_val == 0)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2361
				break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2362
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
			/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
			 * Check if FCERR is set to 1.  If 1,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2365
			 * clear it and try the whole sequence
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2366
			 * a few more times else Done
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2367
			 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2368
			hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
			if (hsfsts.hsf_status.flcerr == 1)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2370
				/* repeat for some time before giving up */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
				continue;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2372
			else if (hsfsts.hsf_status.flcdone == 0)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
				return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
		} while (++count < ICH_FLASH_CYCLE_REPEAT_COUNT);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2375
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
	return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2378
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
 *  e1000_valid_led_default_ich8lan - Set the default LED settings
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2383
 *  @data: Pointer to the LED settings
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2384
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2385
 *  Reads the LED default settings from the NVM to data.  If the NVM LED
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2386
 *  settings is all 0's or F's, set the LED default to a valid LED default
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
 *  setting.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2388
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2389
static s32 e1000_valid_led_default_ich8lan(struct e1000_hw *hw, u16 *data)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2391
	s32 ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2392
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
	ret_val = e1000_read_nvm(hw, NVM_ID_LED_SETTINGS, 1, data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
	if (ret_val) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2395
		e_dbg("NVM Read Error\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
		return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2399
	if (*data == ID_LED_RESERVED_0000 ||
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
	    *data == ID_LED_RESERVED_FFFF)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
		*data = ID_LED_DEFAULT_ICH8LAN;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2402
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2403
	return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2404
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2405
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2406
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2407
 *  e1000_id_led_init_pchlan - store LED configurations
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2408
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2409
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2410
 *  PCH does not control LEDs via the LEDCTL register, rather it uses
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2411
 *  the PHY LED configuration register.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2412
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2413
 *  PCH also does not have an "always on" or "always off" mode which
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2414
 *  complicates the ID feature.  Instead of using the "on" mode to indicate
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2415
 *  in ledctl_mode2 the LEDs to use for ID (see e1000e_id_led_init()),
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
 *  use "link_up" mode.  The LEDs will still ID on request if there is no
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
 *  link based on logic in e1000_led_[on|off]_pchlan().
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2419
static s32 e1000_id_led_init_pchlan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
	struct e1000_mac_info *mac = &hw->mac;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
	s32 ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
	const u32 ledctl_on = E1000_LEDCTL_MODE_LINK_UP;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2424
	const u32 ledctl_off = E1000_LEDCTL_MODE_LINK_UP | E1000_PHY_LED0_IVRT;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2425
	u16 data, i, temp, shift;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2426
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2427
	/* Get default ID LED modes */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2428
	ret_val = hw->nvm.ops.valid_led_default(hw, &data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2430
		goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2431
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2432
	mac->ledctl_default = er32(LEDCTL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
	mac->ledctl_mode1 = mac->ledctl_default;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
	mac->ledctl_mode2 = mac->ledctl_default;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
	for (i = 0; i < 4; i++) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
		temp = (data >> (i << 2)) & E1000_LEDCTL_LED0_MODE_MASK;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2438
		shift = (i * 5);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
		switch (temp) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
		case ID_LED_ON1_DEF2:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
		case ID_LED_ON1_ON2:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
		case ID_LED_ON1_OFF2:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
			mac->ledctl_mode1 &= ~(E1000_PHY_LED0_MASK << shift);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2444
			mac->ledctl_mode1 |= (ledctl_on << shift);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2445
			break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
		case ID_LED_OFF1_DEF2:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2447
		case ID_LED_OFF1_ON2:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2448
		case ID_LED_OFF1_OFF2:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
			mac->ledctl_mode1 &= ~(E1000_PHY_LED0_MASK << shift);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2450
			mac->ledctl_mode1 |= (ledctl_off << shift);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2451
			break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
		default:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
			/* Do nothing */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
			break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2455
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2456
		switch (temp) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2457
		case ID_LED_DEF1_ON2:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
		case ID_LED_ON1_ON2:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
		case ID_LED_OFF1_ON2:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
			mac->ledctl_mode2 &= ~(E1000_PHY_LED0_MASK << shift);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
			mac->ledctl_mode2 |= (ledctl_on << shift);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
			break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2463
		case ID_LED_DEF1_OFF2:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2464
		case ID_LED_ON1_OFF2:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2465
		case ID_LED_OFF1_OFF2:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
			mac->ledctl_mode2 &= ~(E1000_PHY_LED0_MASK << shift);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
			mac->ledctl_mode2 |= (ledctl_off << shift);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2468
			break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
		default:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
			/* Do nothing */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
			break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
out:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2476
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2478
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
 *  e1000_get_bus_info_ich8lan - Get/Set the bus type and width
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2481
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2482
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2483
 *  ICH8 use the PCI Express bus, but does not contain a PCI Express Capability
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2484
 *  register, so the the bus width is hard coded.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2485
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2486
static s32 e1000_get_bus_info_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2488
	struct e1000_bus_info *bus = &hw->bus;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
	s32 ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2490
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2491
	ret_val = e1000e_get_bus_info_pcie(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2493
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
	 * ICH devices are "PCI Express"-ish.  They have
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2495
	 * a configuration space, but do not contain
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2496
	 * PCI Express Capability registers, so bus width
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2497
	 * must be hardcoded.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2498
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2499
	if (bus->width == e1000_bus_width_unknown)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
		bus->width = e1000_bus_width_pcie_x1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2504
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2505
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2506
 *  e1000_reset_hw_ich8lan - Reset the hardware
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2507
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2508
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2509
 *  Does a full reset of the hardware which includes a reset of the PHY and
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
 *  MAC.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2511
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2512
static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2513
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2514
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2515
	u16 reg;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2516
	u32 ctrl, icr, kab;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2517
	s32 ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2520
	 * Prevent the PCI-E bus from sticking if there is no TLP connection
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2521
	 * on the last TLP read/write transaction when MAC is reset.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2522
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2523
	ret_val = e1000e_disable_pcie_master(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2524
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2525
		e_dbg("PCI-E Master disable polling has failed.\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
	e_dbg("Masking off all interrupts\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2528
	ew32(IMC, 0xffffffff);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2529
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2530
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
	 * Disable the Transmit and Receive units.  Then delay to allow
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2532
	 * any pending transactions to complete before we hit the MAC
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2533
	 * with the global reset.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2534
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2535
	ew32(RCTL, 0);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
	ew32(TCTL, E1000_TCTL_PSP);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
	e1e_flush();
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2538
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2539
	msleep(10);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
	/* Workaround for ICH8 bit corruption issue in FIFO memory */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2542
	if (hw->mac.type == e1000_ich8lan) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2543
		/* Set Tx and Rx buffer allocation to 8k apiece. */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
		ew32(PBA, E1000_PBA_8K);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
		/* Set Packet Buffer Size to 16k. */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
		ew32(PBS, E1000_PBS_16K);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2548
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
	if (hw->mac.type == e1000_pchlan) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2550
		/* Save the NVM K1 bit setting*/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2551
		ret_val = e1000_read_nvm(hw, E1000_NVM_K1_CONFIG, 1, &reg);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
			return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
		if (reg & E1000_NVM_K1_ENABLE)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2556
			dev_spec->nvm_k1_enabled = true;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2557
		else
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2558
			dev_spec->nvm_k1_enabled = false;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2559
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2560
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
	ctrl = er32(CTRL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2562
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2563
	if (!e1000_check_reset_block(hw)) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
		/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2565
		 * Full-chip reset requires MAC and PHY reset at the same
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
		 * time to make sure the interface between MAC and the
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2567
		 * external PHY is reset.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2568
		 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2569
		ctrl |= E1000_CTRL_PHY_RST;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2570
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2571
	ret_val = e1000_acquire_swflag_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
	e_dbg("Issuing a global reset to ich8lan\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
	ew32(CTRL, (ctrl | E1000_CTRL_RST));
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2574
	msleep(20);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2575
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2576
	if (!ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
		e1000_release_swflag_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
	if (ctrl & E1000_CTRL_PHY_RST) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
		ret_val = hw->phy.ops.get_cfg_done(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2581
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2582
			goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2583
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2584
		ret_val = e1000_post_phy_reset_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2585
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2586
			goto out;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2588
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2589
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2590
	 * For PCH, this write will make sure that any noise
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2591
	 * will be detected as a CRC error and be dropped rather than show up
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2592
	 * as a bad packet to the DMA engine.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2593
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2594
	if (hw->mac.type == e1000_pchlan)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
		ew32(CRC_OFFSET, 0x65656565);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2596
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2597
	ew32(IMC, 0xffffffff);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
	icr = er32(ICR);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2599
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
	kab = er32(KABGTXD);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2601
	kab |= E1000_KABGTXD_BGSQLBIAS;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2602
	ew32(KABGTXD, kab);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
out:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2605
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2606
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2608
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
 *  e1000_init_hw_ich8lan - Initialize the hardware
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
 *  Prepares the hardware for transmit and receive by doing the following:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2613
 *   - initialize hardware bits
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2614
 *   - initialize LED identification
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
 *   - setup receive address registers
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2616
 *   - setup flow control
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
 *   - setup transmit descriptors
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2618
 *   - clear statistics
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2619
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
static s32 e1000_init_hw_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2622
	struct e1000_mac_info *mac = &hw->mac;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
	u32 ctrl_ext, txdctl, snoop;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2624
	s32 ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2625
	u16 i;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2626
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2627
	e1000_initialize_hw_bits_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2629
	/* Initialize identification LED */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2630
	ret_val = mac->ops.id_led_init(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2631
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2632
		e_dbg("Error initializing identification LED\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2633
		/* This is not fatal and we should not stop init due to this */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2634
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2635
	/* Setup the receive address. */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2636
	e1000e_init_rx_addrs(hw, mac->rar_entry_count);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
	/* Zero out the Multicast HASH table */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2639
	e_dbg("Zeroing the MTA\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
	for (i = 0; i < mac->mta_reg_count; i++)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
		E1000_WRITE_REG_ARRAY(hw, E1000_MTA, i, 0);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2642
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2643
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2644
	 * The 82578 Rx buffer will stall if wakeup is enabled in host and
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2645
	 * the ME.  Reading the BM_WUC register will clear the host wakeup bit.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2646
	 * Reset the phy after disabling host wakeup to reset the Rx buffer.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2648
	if (hw->phy.type == e1000_phy_82578) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2649
		hw->phy.ops.read_reg(hw, BM_WUC, &i);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
		ret_val = e1000_phy_hw_reset_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2651
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2652
			return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2653
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
	/* Setup link and flow control */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
	ret_val = e1000_setup_link_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
	/* Set the transmit descriptor write-back policy for both queues */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2659
	txdctl = er32(TXDCTL(0));
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
	txdctl = (txdctl & ~E1000_TXDCTL_WTHRESH) |
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
		 E1000_TXDCTL_FULL_TX_DESC_WB;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
	txdctl = (txdctl & ~E1000_TXDCTL_PTHRESH) |
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2663
		 E1000_TXDCTL_MAX_TX_DESC_PREFETCH;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
	ew32(TXDCTL(0), txdctl);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2665
	txdctl = er32(TXDCTL(1));
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2666
	txdctl = (txdctl & ~E1000_TXDCTL_WTHRESH) |
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2667
		 E1000_TXDCTL_FULL_TX_DESC_WB;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2668
	txdctl = (txdctl & ~E1000_TXDCTL_PTHRESH) |
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2669
		 E1000_TXDCTL_MAX_TX_DESC_PREFETCH;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
	ew32(TXDCTL(1), txdctl);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2671
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2672
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
	 * ICH8 has opposite polarity of no_snoop bits.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
	 * By default, we should use snoop behavior.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2675
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2676
	if (mac->type == e1000_ich8lan)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2677
		snoop = PCIE_ICH8_SNOOP_ALL;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
	else
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
		snoop = (u32) ~(PCIE_NO_SNOOP_ALL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2680
	e1000e_set_pcie_no_snoop(hw, snoop);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2681
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2682
	ctrl_ext = er32(CTRL_EXT);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2683
	ctrl_ext |= E1000_CTRL_EXT_RO_DIS;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2684
	ew32(CTRL_EXT, ctrl_ext);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2686
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
	 * Clear all of the statistics registers (clear on read).  It is
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
	 * important that we do this after we have tried to establish link
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
	 * because the symbol error count will increment wildly if there
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2690
	 * is no link.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
	e1000_clear_hw_cntrs_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2693
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
	return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2695
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2697
 *  e1000_initialize_hw_bits_ich8lan - Initialize required hardware bits
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
 *  Sets/Clears required hardware bits necessary for correctly setting up the
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2701
 *  hardware for transmit and receive.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2702
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2703
static void e1000_initialize_hw_bits_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2705
	u32 reg;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
	/* Extended Device Control */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2708
	reg = er32(CTRL_EXT);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2709
	reg |= (1 << 22);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
	/* Enable PHY low-power state when MAC is at D3 w/o WoL */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
	if (hw->mac.type >= e1000_pchlan)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
		reg |= E1000_CTRL_EXT_PHYPDEN;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
	ew32(CTRL_EXT, reg);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2715
	/* Transmit Descriptor Control 0 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2716
	reg = er32(TXDCTL(0));
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2717
	reg |= (1 << 22);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2718
	ew32(TXDCTL(0), reg);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2719
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2720
	/* Transmit Descriptor Control 1 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2721
	reg = er32(TXDCTL(1));
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2722
	reg |= (1 << 22);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2723
	ew32(TXDCTL(1), reg);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2724
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
	/* Transmit Arbitration Control 0 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
	reg = er32(TARC(0));
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2727
	if (hw->mac.type == e1000_ich8lan)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
		reg |= (1 << 28) | (1 << 29);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2729
	reg |= (1 << 23) | (1 << 24) | (1 << 26) | (1 << 27);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
	ew32(TARC(0), reg);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2732
	/* Transmit Arbitration Control 1 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2733
	reg = er32(TARC(1));
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2734
	if (er32(TCTL) & E1000_TCTL_MULR)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
		reg &= ~(1 << 28);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2736
	else
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2737
		reg |= (1 << 28);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2738
	reg |= (1 << 24) | (1 << 26) | (1 << 30);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2739
	ew32(TARC(1), reg);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2740
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2741
	/* Device Status */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2742
	if (hw->mac.type == e1000_ich8lan) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2743
		reg = er32(STATUS);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2744
		reg &= ~(1 << 31);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2745
		ew32(STATUS, reg);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2746
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2749
	 * work-around descriptor data corruption issue during nfs v2 udp
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2750
	 * traffic, just disable the nfs filtering capability
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2751
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2752
	reg = er32(RFCTL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2753
	reg |= (E1000_RFCTL_NFSW_DIS | E1000_RFCTL_NFSR_DIS);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2754
	ew32(RFCTL, reg);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2755
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2756
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2757
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
 *  e1000_setup_link_ich8lan - Setup flow control and link settings
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2760
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2761
 *  Determines which flow control settings to use, then configures flow
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2762
 *  control.  Calls the appropriate media-specific link configuration
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
 *  function.  Assuming the adapter has a valid link partner, a valid link
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
 *  should be established.  Assumes the hardware has previously been reset
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2765
 *  and the transmitter and receiver are not enabled.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2766
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
static s32 e1000_setup_link_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2769
	s32 ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2771
	if (e1000_check_reset_block(hw))
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2772
		return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2773
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2774
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
	 * ICH parts do not have a word in the NVM to determine
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
	 * the default flow control setting, so we explicitly
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2777
	 * set it to full.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2778
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
	if (hw->fc.requested_mode == e1000_fc_default) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2780
		/* Workaround h/w hang when Tx flow control enabled */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2781
		if (hw->mac.type == e1000_pchlan)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2782
			hw->fc.requested_mode = e1000_fc_rx_pause;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2783
		else
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
			hw->fc.requested_mode = e1000_fc_full;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2785
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2786
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2787
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2788
	 * Save off the requested flow control mode for use later.  Depending
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
	 * on the link partner's capabilities, we may or may not use this mode.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2790
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2791
	hw->fc.current_mode = hw->fc.requested_mode;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
	e_dbg("After fix-ups FlowControl is now = %x\n",
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
		hw->fc.current_mode);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2795
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2796
	/* Continue to configure the copper link. */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
	ret_val = e1000_setup_copper_link_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2798
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
		return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
	ew32(FCTTV, hw->fc.pause_time);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
	if ((hw->phy.type == e1000_phy_82578) ||
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
	    (hw->phy.type == e1000_phy_82577)) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2804
		ew32(FCRTV_PCH, hw->fc.refresh_time);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
		ret_val = hw->phy.ops.write_reg(hw,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2807
		                             PHY_REG(BM_PORT_CTRL_PAGE, 27),
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2808
		                             hw->fc.pause_time);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2809
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
			return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2812
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2813
	return e1000e_set_fc_watermarks(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2816
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2817
 *  e1000_setup_copper_link_ich8lan - Configure MAC/PHY interface
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2818
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2819
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
 *  Configures the kumeran interface to the PHY to wait the appropriate time
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2821
 *  when polling the PHY, then call the generic setup_copper_link to finish
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2822
 *  configuring the copper link.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2823
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2824
static s32 e1000_setup_copper_link_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2825
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2826
	u32 ctrl;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2827
	s32 ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2828
	u16 reg_data;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2829
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2830
	ctrl = er32(CTRL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2831
	ctrl |= E1000_CTRL_SLU;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2832
	ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2833
	ew32(CTRL, ctrl);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2834
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2835
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
	 * Set the mac to wait the maximum time between each iteration
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2837
	 * and increase the max iterations when polling the phy;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
	 * this fixes erroneous timeouts at 10Mbps.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2839
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
	ret_val = e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_TIMEOUTS, 0xFFFF);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2842
		return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2843
	ret_val = e1000e_read_kmrn_reg(hw, E1000_KMRNCTRLSTA_INBAND_PARAM,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2844
	                               &reg_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2845
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
		return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
	reg_data |= 0x3F;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
	ret_val = e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_INBAND_PARAM,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2849
	                                reg_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2850
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2851
		return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
	switch (hw->phy.type) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
	case e1000_phy_igp_3:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2855
		ret_val = e1000e_copper_link_setup_igp(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2856
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2857
			return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
	case e1000_phy_bm:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
	case e1000_phy_82578:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
		ret_val = e1000e_copper_link_setup_m88(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
			return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
	case e1000_phy_82577:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
		ret_val = e1000_copper_link_setup_82577(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
			return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2870
	case e1000_phy_ife:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
		ret_val = hw->phy.ops.read_reg(hw, IFE_PHY_MDIX_CONTROL,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2872
		                               &reg_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
			return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2876
		reg_data &= ~IFE_PMC_AUTO_MDIX;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
		switch (hw->phy.mdix) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2879
		case 1:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
			reg_data &= ~IFE_PMC_FORCE_MDIX;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
			break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
		case 2:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
			reg_data |= IFE_PMC_FORCE_MDIX;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2884
			break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
		case 0:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
		default:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2887
			reg_data |= IFE_PMC_AUTO_MDIX;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2888
			break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2889
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2890
		ret_val = hw->phy.ops.write_reg(hw, IFE_PHY_MDIX_CONTROL,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
		                                reg_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2892
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2893
			return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2894
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
	default:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
	return e1000e_setup_copper_link(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2899
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2900
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2901
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
 *  e1000_get_link_up_info_ich8lan - Get current link speed and duplex
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2904
 *  @speed: pointer to store current link speed
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2905
 *  @duplex: pointer to store the current link duplex
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2906
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2907
 *  Calls the generic get_speed_and_duplex to retrieve the current link
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
 *  information and then calls the Kumeran lock loss workaround for links at
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2909
 *  gigabit speeds.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
static s32 e1000_get_link_up_info_ich8lan(struct e1000_hw *hw, u16 *speed,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
					  u16 *duplex)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2913
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
	s32 ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2916
	ret_val = e1000e_get_speed_and_duplex_copper(hw, speed, duplex);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2917
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2918
		return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2919
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
	if ((hw->mac.type == e1000_ich8lan) &&
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
	    (hw->phy.type == e1000_phy_igp_3) &&
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2922
	    (*speed == SPEED_1000)) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2923
		ret_val = e1000_kmrn_lock_loss_workaround_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2926
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2927
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2928
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2929
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
 *  e1000_kmrn_lock_loss_workaround_ich8lan - Kumeran workaround
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2931
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2932
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
 *  Work-around for 82566 Kumeran PCS lock loss:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
 *  On link status change (i.e. PCI reset, speed change) and link is up and
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
 *  speed is gigabit-
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
 *    0) if workaround is optionally disabled do nothing
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
 *    1) wait 1ms for Kumeran link to come up
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2938
 *    2) check Kumeran Diagnostic register PCS lock loss bit
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
 *    3) if not set the link is locked (all is good), otherwise...
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2940
 *    4) reset the PHY
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2941
 *    5) repeat up to 10 times
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2942
 *  Note: this is only called for IGP3 copper when speed is 1gb.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2944
static s32 e1000_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
	u32 phy_ctrl;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
	s32 ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
	u16 i, data;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2950
	bool link;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
	if (!dev_spec->kmrn_lock_loss_workaround_enabled)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
		return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2955
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2956
	 * Make sure link is up before proceeding.  If not just return.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
	 * Attempting this while link is negotiating fouled up link
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
	 * stability
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2960
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2961
	if (!link)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2962
		return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2964
	for (i = 0; i < 10; i++) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
		/* read once to clear */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2966
		ret_val = e1e_rphy(hw, IGP3_KMRN_DIAG, &data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
			return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2969
		/* and again to get new status */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2970
		ret_val = e1e_rphy(hw, IGP3_KMRN_DIAG, &data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
		if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2972
			return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2973
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2974
		/* check for PCS lock */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2975
		if (!(data & IGP3_KMRN_DIAG_PCS_LOCK_LOSS))
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2976
			return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
		/* Issue PHY reset */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
		e1000_phy_hw_reset(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2980
		mdelay(5);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2982
	/* Disable GigE link negotiation */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
	phy_ctrl = er32(PHY_CTRL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2984
	phy_ctrl |= (E1000_PHY_CTRL_GBE_DISABLE |
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2985
		     E1000_PHY_CTRL_NOND0A_GBE_DISABLE);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
	ew32(PHY_CTRL, phy_ctrl);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2987
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2988
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
	 * Call gig speed drop workaround on Gig disable before accessing
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
	 * any PHY registers
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
	e1000e_gig_downshift_workaround_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
	/* unable to acquire PCS lock */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2995
	return -E1000_ERR_PHY;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2996
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2999
 *  e1000_set_kmrn_lock_loss_workaround_ich8lan - Set Kumeran workaround state
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
 *  @state: boolean value used to set the current Kumeran workaround state
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
 *  If ICH8, set the current Kumeran workaround state (enabled - true
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3004
 *  /disabled - false).
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3005
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3006
void e1000e_set_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3007
						 bool state)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3008
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3009
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3010
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3011
	if (hw->mac.type != e1000_ich8lan) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3012
		e_dbg("Workaround applies to ICH8 only.\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
		return;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3015
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
	dev_spec->kmrn_lock_loss_workaround_enabled = state;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3017
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3018
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3019
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3020
 *  e1000_ipg3_phy_powerdown_workaround_ich8lan - Power down workaround on D3
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3022
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3023
 *  Workaround for 82566 power-down on D3 entry:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
 *    1) disable gigabit link
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
 *    2) write VR power-down enable
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
 *    3) read it back
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3027
 *  Continue if successful, else issue LCD reset and repeat
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3028
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
void e1000e_igp3_phy_powerdown_workaround_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3030
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3031
	u32 reg;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3032
	u16 data;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3033
	u8  retry = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3034
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
	if (hw->phy.type != e1000_phy_igp_3)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
		return;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3037
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3038
	/* Try the workaround twice (if needed) */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
	do {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3040
		/* Disable link */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3041
		reg = er32(PHY_CTRL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3042
		reg |= (E1000_PHY_CTRL_GBE_DISABLE |
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3043
			E1000_PHY_CTRL_NOND0A_GBE_DISABLE);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
		ew32(PHY_CTRL, reg);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3046
		/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
		 * Call gig speed drop workaround on Gig disable before
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
		 * accessing any PHY registers
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3049
		 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3050
		if (hw->mac.type == e1000_ich8lan)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3051
			e1000e_gig_downshift_workaround_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3053
		/* Write VR power-down enable */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3054
		e1e_rphy(hw, IGP3_VR_CTRL, &data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3055
		data &= ~IGP3_VR_CTRL_DEV_POWERDOWN_MODE_MASK;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3056
		e1e_wphy(hw, IGP3_VR_CTRL, data | IGP3_VR_CTRL_MODE_SHUTDOWN);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
		/* Read it back and test */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
		e1e_rphy(hw, IGP3_VR_CTRL, &data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
		data &= IGP3_VR_CTRL_DEV_POWERDOWN_MODE_MASK;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
		if ((data == IGP3_VR_CTRL_MODE_SHUTDOWN) || retry)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3062
			break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3063
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3064
		/* Issue PHY reset and repeat at most one more time */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3065
		reg = er32(CTRL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3066
		ew32(CTRL, reg | E1000_CTRL_PHY_RST);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3067
		retry++;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3068
	} while (retry);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3069
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3070
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3071
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3072
 *  e1000e_gig_downshift_workaround_ich8lan - WoL from S5 stops working
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3073
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3074
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3075
 *  Steps to take when dropping from 1Gb/s (eg. link cable removal (LSC),
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3076
 *  LPLU, Gig disable, MDIC PHY reset):
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3077
 *    1) Set Kumeran Near-end loopback
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3078
 *    2) Clear Kumeran Near-end loopback
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3079
 *  Should only be called for ICH8[m] devices with IGP_3 Phy.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3080
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3081
void e1000e_gig_downshift_workaround_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3082
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3083
	s32 ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3084
	u16 reg_data;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3085
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3086
	if ((hw->mac.type != e1000_ich8lan) ||
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3087
	    (hw->phy.type != e1000_phy_igp_3))
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3088
		return;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3089
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3090
	ret_val = e1000e_read_kmrn_reg(hw, E1000_KMRNCTRLSTA_DIAG_OFFSET,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3091
				      &reg_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3092
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3093
		return;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3094
	reg_data |= E1000_KMRNCTRLSTA_DIAG_NELPBK;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3095
	ret_val = e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_DIAG_OFFSET,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3096
				       reg_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3097
	if (ret_val)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3098
		return;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3099
	reg_data &= ~E1000_KMRNCTRLSTA_DIAG_NELPBK;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3100
	ret_val = e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_DIAG_OFFSET,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3101
				       reg_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3102
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3103
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3104
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3105
 *  e1000e_disable_gig_wol_ich8lan - disable gig during WoL
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3106
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3107
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3108
 *  During S0 to Sx transition, it is possible the link remains at gig
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3109
 *  instead of negotiating to a lower speed.  Before going to Sx, set
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3110
 *  'LPLU Enabled' and 'Gig Disable' to force link speed negotiation
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3111
 *  to a lower speed.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3112
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3113
 *  Should only be called for applicable parts.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3114
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3115
void e1000e_disable_gig_wol_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3116
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3117
	u32 phy_ctrl;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3118
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3119
	switch (hw->mac.type) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3120
	case e1000_ich8lan:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3121
	case e1000_ich9lan:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3122
	case e1000_ich10lan:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3123
	case e1000_pchlan:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3124
		phy_ctrl = er32(PHY_CTRL);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3125
		phy_ctrl |= E1000_PHY_CTRL_D0A_LPLU |
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3126
		            E1000_PHY_CTRL_GBE_DISABLE;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3127
		ew32(PHY_CTRL, phy_ctrl);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3128
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3129
		if (hw->mac.type == e1000_pchlan)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3130
			e1000_phy_hw_reset_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3131
	default:
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3132
		break;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3133
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3134
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3135
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3136
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3137
 *  e1000_cleanup_led_ich8lan - Restore the default LED operation
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3138
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3139
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3140
 *  Return the LED back to the default configuration.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3141
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3142
static s32 e1000_cleanup_led_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3143
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3144
	if (hw->phy.type == e1000_phy_ife)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3145
		return e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED, 0);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3146
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3147
	ew32(LEDCTL, hw->mac.ledctl_default);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3148
	return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3149
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3150
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3151
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3152
 *  e1000_led_on_ich8lan - Turn LEDs on
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3153
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3154
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3155
 *  Turn on the LEDs.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3156
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3157
static s32 e1000_led_on_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3158
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3159
	if (hw->phy.type == e1000_phy_ife)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3160
		return e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3161
				(IFE_PSCL_PROBE_MODE | IFE_PSCL_PROBE_LEDS_ON));
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3162
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3163
	ew32(LEDCTL, hw->mac.ledctl_mode2);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3164
	return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3165
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3166
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3167
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3168
 *  e1000_led_off_ich8lan - Turn LEDs off
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3169
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3170
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3171
 *  Turn off the LEDs.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3172
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3173
static s32 e1000_led_off_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3174
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3175
	if (hw->phy.type == e1000_phy_ife)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3176
		return e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3177
			       (IFE_PSCL_PROBE_MODE | IFE_PSCL_PROBE_LEDS_OFF));
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3178
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3179
	ew32(LEDCTL, hw->mac.ledctl_mode1);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3180
	return 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3181
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3182
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3183
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3184
 *  e1000_setup_led_pchlan - Configures SW controllable LED
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3185
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3186
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3187
 *  This prepares the SW controllable LED for use.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3188
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3189
static s32 e1000_setup_led_pchlan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3190
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3191
	return hw->phy.ops.write_reg(hw, HV_LED_CONFIG,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3192
					(u16)hw->mac.ledctl_mode1);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3193
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3194
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3195
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3196
 *  e1000_cleanup_led_pchlan - Restore the default LED operation
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3197
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3198
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3199
 *  Return the LED back to the default configuration.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3200
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3201
static s32 e1000_cleanup_led_pchlan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3202
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3203
	return hw->phy.ops.write_reg(hw, HV_LED_CONFIG,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3204
					(u16)hw->mac.ledctl_default);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3205
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3206
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3207
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3208
 *  e1000_led_on_pchlan - Turn LEDs on
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3209
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3210
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3211
 *  Turn on the LEDs.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3212
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3213
static s32 e1000_led_on_pchlan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3214
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3215
	u16 data = (u16)hw->mac.ledctl_mode2;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3216
	u32 i, led;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3217
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3218
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3219
	 * If no link, then turn LED on by setting the invert bit
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3220
	 * for each LED that's mode is "link_up" in ledctl_mode2.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3221
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3222
	if (!(er32(STATUS) & E1000_STATUS_LU)) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3223
		for (i = 0; i < 3; i++) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3224
			led = (data >> (i * 5)) & E1000_PHY_LED0_MASK;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3225
			if ((led & E1000_PHY_LED0_MODE_MASK) !=
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3226
			    E1000_LEDCTL_MODE_LINK_UP)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3227
				continue;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3228
			if (led & E1000_PHY_LED0_IVRT)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3229
				data &= ~(E1000_PHY_LED0_IVRT << (i * 5));
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3230
			else
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3231
				data |= (E1000_PHY_LED0_IVRT << (i * 5));
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3232
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3233
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3234
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3235
	return hw->phy.ops.write_reg(hw, HV_LED_CONFIG, data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3236
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3237
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3238
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3239
 *  e1000_led_off_pchlan - Turn LEDs off
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3240
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3241
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3242
 *  Turn off the LEDs.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3243
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3244
static s32 e1000_led_off_pchlan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3245
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3246
	u16 data = (u16)hw->mac.ledctl_mode1;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3247
	u32 i, led;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3248
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3249
	/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3250
	 * If no link, then turn LED off by clearing the invert bit
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3251
	 * for each LED that's mode is "link_up" in ledctl_mode1.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3252
	 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3253
	if (!(er32(STATUS) & E1000_STATUS_LU)) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3254
		for (i = 0; i < 3; i++) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3255
			led = (data >> (i * 5)) & E1000_PHY_LED0_MASK;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3256
			if ((led & E1000_PHY_LED0_MODE_MASK) !=
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3257
			    E1000_LEDCTL_MODE_LINK_UP)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3258
				continue;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3259
			if (led & E1000_PHY_LED0_IVRT)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3260
				data &= ~(E1000_PHY_LED0_IVRT << (i * 5));
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3261
			else
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3262
				data |= (E1000_PHY_LED0_IVRT << (i * 5));
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3263
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3264
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3265
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3266
	return hw->phy.ops.write_reg(hw, HV_LED_CONFIG, data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3267
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3268
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3269
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3270
 *  e1000_get_cfg_done_ich8lan - Read config done bit after Full or PHY reset
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3271
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3272
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3273
 *  Read appropriate register for the config done bit for completion status
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3274
 *  and configure the PHY through s/w for EEPROM-less parts.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3275
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3276
 *  NOTE: some silicon which is EEPROM-less will fail trying to read the
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3277
 *  config done bit, so only an error is logged and continues.  If we were
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3278
 *  to return with error, EEPROM-less silicon would not be able to be reset
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3279
 *  or change link.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3280
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3281
static s32 e1000_get_cfg_done_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3282
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3283
	s32 ret_val = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3284
	u32 bank = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3285
	u32 status;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3286
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3287
	e1000e_get_cfg_done(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3288
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3289
	/* Wait for indication from h/w that it has completed basic config */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3290
	if (hw->mac.type >= e1000_ich10lan) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3291
		e1000_lan_init_done_ich8lan(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3292
	} else {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3293
		ret_val = e1000e_get_auto_rd_done(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3294
		if (ret_val) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3295
			/*
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3296
			 * When auto config read does not complete, do not
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3297
			 * return with an error. This can happen in situations
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3298
			 * where there is no eeprom and prevents getting link.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3299
			 */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3300
			e_dbg("Auto Read Done did not complete\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3301
			ret_val = 0;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3302
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3303
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3304
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3305
	/* Clear PHY Reset Asserted bit */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3306
	status = er32(STATUS);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3307
	if (status & E1000_STATUS_PHYRA)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3308
		ew32(STATUS, status & ~E1000_STATUS_PHYRA);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3309
	else
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3310
		e_dbg("PHY Reset Asserted not set - needs delay\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3311
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3312
	/* If EEPROM is not marked present, init the IGP 3 PHY manually */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3313
	if (hw->mac.type <= e1000_ich9lan) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3314
		if (((er32(EECD) & E1000_EECD_PRES) == 0) &&
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3315
		    (hw->phy.type == e1000_phy_igp_3)) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3316
			e1000e_phy_init_script_igp3(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3317
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3318
	} else {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3319
		if (e1000_valid_nvm_bank_detect_ich8lan(hw, &bank)) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3320
			/* Maybe we should do a basic PHY config */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3321
			e_dbg("EEPROM not present\n");
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3322
			ret_val = -E1000_ERR_CONFIG;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3323
		}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3324
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3325
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3326
	return ret_val;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3327
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3328
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3329
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3330
 * e1000_power_down_phy_copper_ich8lan - Remove link during PHY power down
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3331
 * @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3332
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3333
 * In the case of a PHY power down to save power, or to turn off link during a
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3334
 * driver unload, or wake on lan is not enabled, remove the link.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3335
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3336
static void e1000_power_down_phy_copper_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3337
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3338
	/* If the management interface is not enabled, then power down */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3339
	if (!(hw->mac.ops.check_mng_mode(hw) ||
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3340
	      hw->phy.ops.check_reset_block(hw)))
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3341
		e1000_power_down_phy_copper(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3342
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3343
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3344
/**
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3345
 *  e1000_clear_hw_cntrs_ich8lan - Clear statistical counters
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3346
 *  @hw: pointer to the HW structure
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3347
 *
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3348
 *  Clears hardware counters specific to the silicon family and calls
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3349
 *  clear_hw_cntrs_generic to clear all general purpose counters.
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3350
 **/
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3351
static void e1000_clear_hw_cntrs_ich8lan(struct e1000_hw *hw)
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3352
{
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3353
	u16 phy_data;
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3354
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3355
	e1000e_clear_hw_cntrs_base(hw);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3356
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3357
	er32(ALGNERRC);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3358
	er32(RXERRC);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3359
	er32(TNCRS);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3360
	er32(CEXTERR);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3361
	er32(TSCTC);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3362
	er32(TSCTFC);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3363
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3364
	er32(MGTPRC);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3365
	er32(MGTPDC);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3366
	er32(MGTPTC);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3367
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3368
	er32(IAC);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3369
	er32(ICRXOC);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3370
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3371
	/* Clear PHY statistics registers */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3372
	if ((hw->phy.type == e1000_phy_82578) ||
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3373
	    (hw->phy.type == e1000_phy_82577)) {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3374
		hw->phy.ops.read_reg(hw, HV_SCC_UPPER, &phy_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3375
		hw->phy.ops.read_reg(hw, HV_SCC_LOWER, &phy_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3376
		hw->phy.ops.read_reg(hw, HV_ECOL_UPPER, &phy_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3377
		hw->phy.ops.read_reg(hw, HV_ECOL_LOWER, &phy_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3378
		hw->phy.ops.read_reg(hw, HV_MCC_UPPER, &phy_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3379
		hw->phy.ops.read_reg(hw, HV_MCC_LOWER, &phy_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3380
		hw->phy.ops.read_reg(hw, HV_LATECOL_UPPER, &phy_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3381
		hw->phy.ops.read_reg(hw, HV_LATECOL_LOWER, &phy_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3382
		hw->phy.ops.read_reg(hw, HV_COLC_UPPER, &phy_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3383
		hw->phy.ops.read_reg(hw, HV_COLC_LOWER, &phy_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3384
		hw->phy.ops.read_reg(hw, HV_DC_UPPER, &phy_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3385
		hw->phy.ops.read_reg(hw, HV_DC_LOWER, &phy_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3386
		hw->phy.ops.read_reg(hw, HV_TNCRS_UPPER, &phy_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3387
		hw->phy.ops.read_reg(hw, HV_TNCRS_LOWER, &phy_data);
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3388
	}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3389
}
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3390
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3391
static struct e1000_mac_operations ich8_mac_ops = {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3392
	.id_led_init		= e1000e_id_led_init,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3393
	.check_mng_mode		= e1000_check_mng_mode_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3394
	.check_for_link		= e1000_check_for_copper_link_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3395
	/* cleanup_led dependent on mac type */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3396
	.clear_hw_cntrs		= e1000_clear_hw_cntrs_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3397
	.get_bus_info		= e1000_get_bus_info_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3398
	.set_lan_id		= e1000_set_lan_id_single_port,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3399
	.get_link_up_info	= e1000_get_link_up_info_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3400
	/* led_on dependent on mac type */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3401
	/* led_off dependent on mac type */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3402
	.update_mc_addr_list	= e1000e_update_mc_addr_list_generic,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3403
	.reset_hw		= e1000_reset_hw_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3404
	.init_hw		= e1000_init_hw_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3405
	.setup_link		= e1000_setup_link_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3406
	.setup_physical_interface= e1000_setup_copper_link_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3407
	/* id_led_init dependent on mac type */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3408
};
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3409
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3410
static struct e1000_phy_operations ich8_phy_ops = {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3411
	.acquire		= e1000_acquire_swflag_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3412
	.check_reset_block	= e1000_check_reset_block_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3413
	.commit			= NULL,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3414
	.get_cfg_done		= e1000_get_cfg_done_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3415
	.get_cable_length	= e1000e_get_cable_length_igp_2,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3416
	.read_reg		= e1000e_read_phy_reg_igp,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3417
	.release		= e1000_release_swflag_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3418
	.reset			= e1000_phy_hw_reset_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3419
	.set_d0_lplu_state	= e1000_set_d0_lplu_state_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3420
	.set_d3_lplu_state	= e1000_set_d3_lplu_state_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3421
	.write_reg		= e1000e_write_phy_reg_igp,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3422
};
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3423
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3424
static struct e1000_nvm_operations ich8_nvm_ops = {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3425
	.acquire		= e1000_acquire_nvm_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3426
	.read		 	= e1000_read_nvm_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3427
	.release		= e1000_release_nvm_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3428
	.update			= e1000_update_nvm_checksum_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3429
	.valid_led_default	= e1000_valid_led_default_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3430
	.validate		= e1000_validate_nvm_checksum_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3431
	.write			= e1000_write_nvm_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3432
};
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3433
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3434
struct e1000_info e1000_ich8_info = {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3435
	.mac			= e1000_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3436
	.flags			= FLAG_HAS_WOL
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3437
				  | FLAG_IS_ICH
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3438
				  | FLAG_RX_CSUM_ENABLED
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3439
				  | FLAG_HAS_CTRLEXT_ON_LOAD
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3440
				  | FLAG_HAS_AMT
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3441
				  | FLAG_HAS_FLASH
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3442
				  | FLAG_APME_IN_WUC,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3443
	.pba			= 8,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3444
	.max_hw_frame_size	= ETH_FRAME_LEN + ETH_FCS_LEN,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3445
	.get_variants		= e1000_get_variants_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3446
	.mac_ops		= &ich8_mac_ops,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3447
	.phy_ops		= &ich8_phy_ops,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3448
	.nvm_ops		= &ich8_nvm_ops,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3449
};
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3450
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3451
struct e1000_info e1000_ich9_info = {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3452
	.mac			= e1000_ich9lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3453
	.flags			= FLAG_HAS_JUMBO_FRAMES
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3454
				  | FLAG_IS_ICH
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3455
				  | FLAG_HAS_WOL
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3456
				  | FLAG_RX_CSUM_ENABLED
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3457
				  | FLAG_HAS_CTRLEXT_ON_LOAD
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3458
				  | FLAG_HAS_AMT
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3459
				  | FLAG_HAS_ERT
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3460
				  | FLAG_HAS_FLASH
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3461
				  | FLAG_APME_IN_WUC,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3462
	.pba			= 10,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3463
	.max_hw_frame_size	= DEFAULT_JUMBO,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3464
	.get_variants		= e1000_get_variants_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3465
	.mac_ops		= &ich8_mac_ops,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3466
	.phy_ops		= &ich8_phy_ops,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3467
	.nvm_ops		= &ich8_nvm_ops,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3468
};
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3469
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3470
struct e1000_info e1000_ich10_info = {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3471
	.mac			= e1000_ich10lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3472
	.flags			= FLAG_HAS_JUMBO_FRAMES
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3473
				  | FLAG_IS_ICH
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3474
				  | FLAG_HAS_WOL
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3475
				  | FLAG_RX_CSUM_ENABLED
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3476
				  | FLAG_HAS_CTRLEXT_ON_LOAD
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3477
				  | FLAG_HAS_AMT
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3478
				  | FLAG_HAS_ERT
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3479
				  | FLAG_HAS_FLASH
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3480
				  | FLAG_APME_IN_WUC,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3481
	.pba			= 10,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3482
	.max_hw_frame_size	= DEFAULT_JUMBO,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3483
	.get_variants		= e1000_get_variants_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3484
	.mac_ops		= &ich8_mac_ops,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3485
	.phy_ops		= &ich8_phy_ops,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3486
	.nvm_ops		= &ich8_nvm_ops,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3487
};
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3488
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3489
struct e1000_info e1000_pch_info = {
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3490
	.mac			= e1000_pchlan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3491
	.flags			= FLAG_IS_ICH
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3492
				  | FLAG_HAS_WOL
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3493
				  | FLAG_RX_CSUM_ENABLED
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3494
				  | FLAG_HAS_CTRLEXT_ON_LOAD
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3495
				  | FLAG_HAS_AMT
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3496
				  | FLAG_HAS_FLASH
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3497
				  | FLAG_HAS_JUMBO_FRAMES
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3498
				  | FLAG_DISABLE_FC_PAUSE_TIME /* errata */
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3499
				  | FLAG_APME_IN_WUC,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3500
	.pba			= 26,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3501
	.max_hw_frame_size	= 4096,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3502
	.get_variants		= e1000_get_variants_ich8lan,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3503
	.mac_ops		= &ich8_mac_ops,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3504
	.phy_ops		= &ich8_phy_ops,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3505
	.nvm_ops		= &ich8_nvm_ops,
0a6fc3f5f418 Added e1000e driver for 2.6.35.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3506
};