devices/e1000e/ich8lan-2.6.33-orig.c
author Gavin Lambert <gavinl@compacsort.com>
Tue, 14 Apr 2015 09:33:24 -0400
changeset 2618 3affe9cd0b66
parent 2174 cedacf485d81
permissions -rw-r--r--
Ignore NXIO error otherwise this causes spam if network is empty or refclk not
selected yet, and syncing refclk time to master.
2174
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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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#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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#define er16flash(reg)		__er16flash(hw, (reg))
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#define er32flash(reg)		__er32flash(hw, (reg))
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#define ew16flash(reg,val)	__ew16flash(hw, (reg), (val))
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#define ew32flash(reg,val)	__ew32flash(hw, (reg), (val))
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/**
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 *  e1000_init_phy_params_pchlan - Initialize PHY function pointers
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 *  @hw: pointer to the HW structure
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 *
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 *  Initialize family-specific PHY parameters and function pointers.
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 **/
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static s32 e1000_init_phy_params_pchlan(struct e1000_hw *hw)
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{
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   261
	struct e1000_phy_info *phy = &hw->phy;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   262
	s32 ret_val = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   263
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   264
	phy->addr                     = 1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   265
	phy->reset_delay_us           = 100;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   266
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   267
	phy->ops.read_reg             = e1000_read_phy_reg_hv;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   268
	phy->ops.read_reg_locked      = e1000_read_phy_reg_hv_locked;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   269
	phy->ops.set_d0_lplu_state    = e1000_set_lplu_state_pchlan;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   270
	phy->ops.set_d3_lplu_state    = e1000_set_lplu_state_pchlan;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   271
	phy->ops.write_reg            = e1000_write_phy_reg_hv;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   272
	phy->ops.write_reg_locked     = e1000_write_phy_reg_hv_locked;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   273
	phy->ops.power_up             = e1000_power_up_phy_copper;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   274
	phy->ops.power_down           = e1000_power_down_phy_copper_ich8lan;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   275
	phy->autoneg_mask             = AUTONEG_ADVERTISE_SPEED_DEFAULT;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   276
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   277
	phy->id = e1000_phy_unknown;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   278
	ret_val = e1000e_get_phy_id(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   279
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   280
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   281
	if ((phy->id == 0) || (phy->id == PHY_REVISION_MASK)) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   282
		/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   283
		 * In case the PHY needs to be in mdio slow mode (eg. 82577),
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   284
		 * set slow mode and try to get the PHY id again.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   285
		 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   286
		ret_val = e1000_set_mdio_slow_mode_hv(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   287
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   288
			goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   289
		ret_val = e1000e_get_phy_id(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   290
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   291
			goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   292
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   293
	phy->type = e1000e_get_phy_type_from_id(phy->id);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   294
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   295
	switch (phy->type) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   296
	case e1000_phy_82577:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   297
		phy->ops.check_polarity = e1000_check_polarity_82577;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   298
		phy->ops.force_speed_duplex =
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   299
			e1000_phy_force_speed_duplex_82577;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   300
		phy->ops.get_cable_length = e1000_get_cable_length_82577;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   301
		phy->ops.get_info = e1000_get_phy_info_82577;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   302
		phy->ops.commit = e1000e_phy_sw_reset;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   303
	case e1000_phy_82578:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   304
		phy->ops.check_polarity = e1000_check_polarity_m88;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   305
		phy->ops.force_speed_duplex = e1000e_phy_force_speed_duplex_m88;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   306
		phy->ops.get_cable_length = e1000e_get_cable_length_m88;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   307
		phy->ops.get_info = e1000e_get_phy_info_m88;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   308
		break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   309
	default:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   310
		ret_val = -E1000_ERR_PHY;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   311
		break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   312
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   313
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   314
out:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   315
	return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   316
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   317
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   318
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   319
 *  e1000_init_phy_params_ich8lan - Initialize PHY function pointers
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   320
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   321
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   322
 *  Initialize family-specific PHY parameters and function pointers.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   323
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   324
static s32 e1000_init_phy_params_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   325
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   326
	struct e1000_phy_info *phy = &hw->phy;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   327
	s32 ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   328
	u16 i = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
	phy->addr			= 1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
	phy->reset_delay_us		= 100;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
	phy->ops.power_up               = e1000_power_up_phy_copper;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
	phy->ops.power_down             = e1000_power_down_phy_copper_ich8lan;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
	 * We may need to do this twice - once for IGP and if that fails,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
	 * we'll set BM func pointers and try again
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
	ret_val = e1000e_determine_phy_address(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
	if (ret_val) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
		phy->ops.write_reg = e1000e_write_phy_reg_bm;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
		phy->ops.read_reg  = e1000e_read_phy_reg_bm;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
		ret_val = e1000e_determine_phy_address(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
		if (ret_val) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
			e_dbg("Cannot determine PHY addr. Erroring out\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
			return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
	phy->id = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
	while ((e1000_phy_unknown == e1000e_get_phy_type_from_id(phy->id)) &&
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
	       (i++ < 100)) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
		msleep(1);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
		ret_val = e1000e_get_phy_id(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
			return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
	/* Verify phy id */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
	switch (phy->id) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
	case IGP03E1000_E_PHY_ID:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
		phy->type = e1000_phy_igp_3;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
		phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
		phy->ops.read_reg_locked = e1000e_read_phy_reg_igp_locked;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
		phy->ops.write_reg_locked = e1000e_write_phy_reg_igp_locked;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
		phy->ops.get_info = e1000e_get_phy_info_igp;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
		phy->ops.check_polarity = e1000_check_polarity_igp;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
		phy->ops.force_speed_duplex = e1000e_phy_force_speed_duplex_igp;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
		break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
	case IFE_E_PHY_ID:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
	case IFE_PLUS_E_PHY_ID:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
	case IFE_C_E_PHY_ID:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
		phy->type = e1000_phy_ife;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
		phy->autoneg_mask = E1000_ALL_NOT_GIG;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
		phy->ops.get_info = e1000_get_phy_info_ife;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
		phy->ops.check_polarity = e1000_check_polarity_ife;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
		phy->ops.force_speed_duplex = e1000_phy_force_speed_duplex_ife;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
		break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
	case BME1000_E_PHY_ID:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
		phy->type = e1000_phy_bm;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
		phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
		phy->ops.read_reg = e1000e_read_phy_reg_bm;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
		phy->ops.write_reg = e1000e_write_phy_reg_bm;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
		phy->ops.commit = e1000e_phy_sw_reset;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
		phy->ops.get_info = e1000e_get_phy_info_m88;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
		phy->ops.check_polarity = e1000_check_polarity_m88;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
		phy->ops.force_speed_duplex = e1000e_phy_force_speed_duplex_m88;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
		break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
	default:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
		return -E1000_ERR_PHY;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
		break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
	return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
 *  e1000_init_nvm_params_ich8lan - Initialize NVM function pointers
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
 *  Initialize family-specific NVM parameters and function
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
 *  pointers.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
static s32 e1000_init_nvm_params_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
	struct e1000_nvm_info *nvm = &hw->nvm;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
	u32 gfpreg, sector_base_addr, sector_end_addr;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
	u16 i;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
	/* Can't read flash registers if the register set isn't mapped. */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
	if (!hw->flash_address) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
		e_dbg("ERROR: Flash registers not mapped\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
		return -E1000_ERR_CONFIG;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
	nvm->type = e1000_nvm_flash_sw;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
	gfpreg = er32flash(ICH_FLASH_GFPREG);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
	 * sector_X_addr is a "sector"-aligned address (4096 bytes)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
	 * Add 1 to sector_end_addr since this sector is included in
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
	 * the overall size.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
	sector_base_addr = gfpreg & FLASH_GFPREG_BASE_MASK;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
	sector_end_addr = ((gfpreg >> 16) & FLASH_GFPREG_BASE_MASK) + 1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
	/* flash_base_addr is byte-aligned */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
	nvm->flash_base_addr = sector_base_addr << FLASH_SECTOR_ADDR_SHIFT;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
	 * find total size of the NVM, then cut in half since the total
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
	 * size represents two separate NVM banks.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
	nvm->flash_bank_size = (sector_end_addr - sector_base_addr)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
				<< FLASH_SECTOR_ADDR_SHIFT;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
	nvm->flash_bank_size /= 2;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
	/* Adjust to word count */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
	nvm->flash_bank_size /= sizeof(u16);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
	nvm->word_size = E1000_ICH8_SHADOW_RAM_WORDS;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
	/* Clear shadow ram */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
	for (i = 0; i < nvm->word_size; i++) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
		dev_spec->shadow_ram[i].modified = false;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
		dev_spec->shadow_ram[i].value    = 0xFFFF;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
	return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
 *  e1000_init_mac_params_ich8lan - Initialize MAC function pointers
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
 *  Initialize family-specific MAC parameters and function
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
 *  pointers.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
static s32 e1000_init_mac_params_ich8lan(struct e1000_adapter *adapter)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
	struct e1000_hw *hw = &adapter->hw;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
	struct e1000_mac_info *mac = &hw->mac;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
	/* Set media type function pointer */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
	hw->phy.media_type = e1000_media_type_copper;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
	/* Set mta register count */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
	mac->mta_reg_count = 32;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
	/* Set rar entry count */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
	mac->rar_entry_count = E1000_ICH_RAR_ENTRIES;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
	if (mac->type == e1000_ich8lan)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
		mac->rar_entry_count--;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
	/* Set if manageability features are enabled. */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
	mac->arc_subsystem_valid = true;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
	/* Adaptive IFS supported */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
	mac->adaptive_ifs = true;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
	/* LED operations */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
	switch (mac->type) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
	case e1000_ich8lan:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
	case e1000_ich9lan:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
	case e1000_ich10lan:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
		/* ID LED init */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
		mac->ops.id_led_init = e1000e_id_led_init;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
		/* setup LED */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
		mac->ops.setup_led = e1000e_setup_led_generic;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
		/* cleanup LED */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
		mac->ops.cleanup_led = e1000_cleanup_led_ich8lan;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
		/* turn on/off LED */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
		mac->ops.led_on = e1000_led_on_ich8lan;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
		mac->ops.led_off = e1000_led_off_ich8lan;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
		break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
	case e1000_pchlan:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
		/* ID LED init */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
		mac->ops.id_led_init = e1000_id_led_init_pchlan;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
		/* setup LED */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
		mac->ops.setup_led = e1000_setup_led_pchlan;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
		/* cleanup LED */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
		mac->ops.cleanup_led = e1000_cleanup_led_pchlan;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
		/* turn on/off LED */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
		mac->ops.led_on = e1000_led_on_pchlan;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
		mac->ops.led_off = e1000_led_off_pchlan;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
		break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
	default:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
		break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
	/* Enable PCS Lock-loss workaround for ICH8 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
	if (mac->type == e1000_ich8lan)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
		e1000e_set_kmrn_lock_loss_workaround_ich8lan(hw, true);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
	return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
 *  e1000_check_for_copper_link_ich8lan - Check for link (Copper)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
 *  Checks to see of the link status of the hardware has changed.  If a
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
 *  change in link status has been detected, then we read the PHY registers
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
 *  to get the current speed/duplex if link exists.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
	struct e1000_mac_info *mac = &hw->mac;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
	s32 ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
	bool link;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
	 * We only want to go out to the PHY registers to see if Auto-Neg
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
	 * has completed and/or if our link status has changed.  The
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
	 * get_link_status flag is set upon receiving a Link Status
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
	 * Change or Rx Sequence Error interrupt.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   536
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   537
	if (!mac->get_link_status) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
		ret_val = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   540
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   541
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   542
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   543
	 * First we want to see if the MII Status Register reports
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   544
	 * link.  If so, then we want to get the current speed/duplex
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   545
	 * of the PHY.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   546
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   547
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   548
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   549
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   550
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   551
	if (hw->mac.type == e1000_pchlan) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   552
		ret_val = e1000_k1_gig_workaround_hv(hw, link);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
			goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
	if (!link)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
		goto out; /* No link detected */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
	mac->get_link_status = false;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
	if (hw->phy.type == e1000_phy_82578) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
		ret_val = e1000_link_stall_workaround_hv(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
			goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
	 * Check if there was DownShift, must be checked
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
	 * immediately after link-up
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
	e1000e_check_downshift(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
	 * If we are forcing speed/duplex, then we simply return since
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
	 * we have already determined whether we have link or not.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
	if (!mac->autoneg) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
		ret_val = -E1000_ERR_CONFIG;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
	 * Auto-Neg is enabled.  Auto Speed Detection takes care
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
	 * of MAC speed/duplex configuration.  So we only need to
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
	 * configure Collision Distance in the MAC.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
	e1000e_config_collision_dist(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
	 * Configure Flow Control now that Auto-Neg has completed.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
	 * First, we need to restore the desired flow control
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   593
	 * settings because we may have had to re-autoneg with a
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
	 * different link partner.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
	ret_val = e1000e_config_fc_after_link_up(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
		e_dbg("Error configuring flow control\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
out:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
	return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
static s32 e1000_get_variants_ich8lan(struct e1000_adapter *adapter)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
	struct e1000_hw *hw = &adapter->hw;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
	s32 rc;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
	rc = e1000_init_mac_params_ich8lan(adapter);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
	if (rc)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
		return rc;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
	rc = e1000_init_nvm_params_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
	if (rc)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
		return rc;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
	if (hw->mac.type == e1000_pchlan)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
		rc = e1000_init_phy_params_pchlan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
	else
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
		rc = e1000_init_phy_params_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
	if (rc)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
		return rc;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
	if (adapter->hw.phy.type == e1000_phy_ife) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
		adapter->flags &= ~FLAG_HAS_JUMBO_FRAMES;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
		adapter->max_hw_frame_size = ETH_FRAME_LEN + ETH_FCS_LEN;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
	if ((adapter->hw.mac.type == e1000_ich8lan) &&
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
	    (adapter->hw.phy.type == e1000_phy_igp_3))
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
		adapter->flags |= FLAG_LSC_GIG_SPEED_DROP;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
	return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
static DEFINE_MUTEX(nvm_mutex);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
 *  e1000_acquire_nvm_ich8lan - Acquire NVM mutex
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   642
 *  Acquires the mutex for performing NVM operations.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
static s32 e1000_acquire_nvm_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
	mutex_lock(&nvm_mutex);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
	return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
 *  e1000_release_nvm_ich8lan - Release NVM mutex
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
 *  Releases the mutex used while performing NVM operations.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
static void e1000_release_nvm_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
	mutex_unlock(&nvm_mutex);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
	return;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
static DEFINE_MUTEX(swflag_mutex);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
 *  e1000_acquire_swflag_ich8lan - Acquire software control flag
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
 *  Acquires the software control flag for performing PHY and select
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
 *  MAC CSR accesses.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   672
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
static s32 e1000_acquire_swflag_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   674
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
	u32 extcnf_ctrl, timeout = PHY_CFG_TIMEOUT;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
	s32 ret_val = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
	mutex_lock(&swflag_mutex);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
	while (timeout) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
		extcnf_ctrl = er32(EXTCNF_CTRL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
		if (!(extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG))
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
			break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
		mdelay(1);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
		timeout--;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
	if (!timeout) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
		e_dbg("SW/FW/HW has locked the resource for too long.\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
		ret_val = -E1000_ERR_CONFIG;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
	timeout = SW_FLAG_TIMEOUT;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
	extcnf_ctrl |= E1000_EXTCNF_CTRL_SWFLAG;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
	ew32(EXTCNF_CTRL, extcnf_ctrl);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
	while (timeout) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   701
		extcnf_ctrl = er32(EXTCNF_CTRL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
		if (extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
			break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
		mdelay(1);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
		timeout--;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   708
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
	if (!timeout) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
		e_dbg("Failed to acquire the semaphore.\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   711
		extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
		ew32(EXTCNF_CTRL, extcnf_ctrl);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
		ret_val = -E1000_ERR_CONFIG;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   716
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
out:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
		mutex_unlock(&swflag_mutex);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   720
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   721
	return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
 *  e1000_release_swflag_ich8lan - Release software control flag
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
 *  Releases the software control flag for performing PHY and select
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
 *  MAC CSR accesses.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
static void e1000_release_swflag_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
	u32 extcnf_ctrl;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   734
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
	extcnf_ctrl = er32(EXTCNF_CTRL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
	extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
	ew32(EXTCNF_CTRL, extcnf_ctrl);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   738
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
	mutex_unlock(&swflag_mutex);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
	return;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   742
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
 *  e1000_check_mng_mode_ich8lan - Checks management mode
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
 *  This checks if the adapter has manageability enabled.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
 *  This is a function pointer entry point only called by read/write
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
 *  routines for the PHY and NVM parts.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
static bool e1000_check_mng_mode_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
	u32 fwsm;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
	fwsm = er32(FWSM);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   757
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
	return (fwsm & E1000_FWSM_MODE_MASK) ==
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
		(E1000_ICH_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   761
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   762
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   763
 *  e1000_check_reset_block_ich8lan - Check if PHY reset is blocked
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   764
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   765
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   766
 *  Checks if firmware is blocking the reset of the PHY.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
 *  This is a function pointer entry point only called by
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   768
 *  reset routines.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   769
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
static s32 e1000_check_reset_block_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
	u32 fwsm;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
	fwsm = er32(FWSM);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   776
	return (fwsm & E1000_ICH_FWSM_RSPCIPHY) ? 0 : E1000_BLK_PHY_RESET;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   777
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
 *  e1000_sw_lcd_config_ich8lan - SW-based LCD Configuration
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
 *  @hw:   pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   783
 *  SW should configure the LCD from the NVM extended configuration region
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
 *  as a workaround for certain parts.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   785
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   786
static s32 e1000_sw_lcd_config_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   787
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
	struct e1000_phy_info *phy = &hw->phy;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
	u32 i, data, cnf_size, cnf_base_addr, sw_cfg_mask;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
	s32 ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   791
	u16 word_addr, reg_data, reg_addr, phy_page = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   792
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
	ret_val = hw->phy.ops.acquire(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   795
		return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   796
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   797
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
	 * Initialize the PHY from the NVM on ICH platforms.  This
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
	 * is needed due to an issue where the NVM configuration is
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
	 * not properly autoloaded after power transitions.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
	 * Therefore, after each PHY reset, we will load the
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
	 * configuration data out of the NVM manually.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
	if ((hw->mac.type == e1000_ich8lan && phy->type == e1000_phy_igp_3) ||
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
		(hw->mac.type == e1000_pchlan)) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
		struct e1000_adapter *adapter = hw->adapter;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   808
		/* Check if SW needs to configure the PHY */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   809
		if ((adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_M_AMT) ||
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
		    (adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_M) ||
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
		    (hw->mac.type == e1000_pchlan))
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
			sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG_ICH8M;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
		else
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
			sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
		data = er32(FEXTNVM);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
		if (!(data & sw_cfg_mask))
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
			goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
		/* Wait for basic configuration completes before proceeding */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
		e1000_lan_init_done_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
		/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
		 * Make sure HW does not configure LCD from PHY
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
		 * extended configuration before SW configuration
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
		 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
		data = er32(EXTCNF_CTRL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   828
		if (data & E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
			goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
		cnf_size = er32(EXTCNF_SIZE);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
		cnf_size &= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_MASK;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
		cnf_size >>= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_SHIFT;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
		if (!cnf_size)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
			goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
		cnf_base_addr = data & E1000_EXTCNF_CTRL_EXT_CNF_POINTER_MASK;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
		cnf_base_addr >>= E1000_EXTCNF_CTRL_EXT_CNF_POINTER_SHIFT;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
		if (!(data & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE) &&
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
		    (hw->mac.type == e1000_pchlan)) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
			/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
			 * HW configures the SMBus address and LEDs when the
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
			 * OEM and LCD Write Enable bits are set in the NVM.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
			 * When both NVM bits are cleared, SW will configure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   846
			 * them instead.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
			 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
			data = er32(STRAP);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
			data &= E1000_STRAP_SMBUS_ADDRESS_MASK;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
			reg_data = data >> E1000_STRAP_SMBUS_ADDRESS_SHIFT;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
			reg_data |= HV_SMB_ADDR_PEC_EN | HV_SMB_ADDR_VALID;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
			ret_val = e1000_write_phy_reg_hv_locked(hw, HV_SMB_ADDR,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
			                                        reg_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
			if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
				goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
			data = er32(LEDCTL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   858
			ret_val = e1000_write_phy_reg_hv_locked(hw,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   859
			                                        HV_LED_CONFIG,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
			                                        (u16)data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
			if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
				goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
		/* Configure LCD from extended configuration region. */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
		/* cnf_base_addr is in DWORD */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   867
		word_addr = (u16)(cnf_base_addr << 1);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   868
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
		for (i = 0; i < cnf_size; i++) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   870
			ret_val = e1000_read_nvm(hw, (word_addr + i * 2), 1,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
			                           &reg_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
			if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
				goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
			ret_val = e1000_read_nvm(hw, (word_addr + i * 2 + 1),
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   876
			                           1, &reg_addr);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
			if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
				goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   879
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   880
			/* Save off the PHY page for future writes. */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
			if (reg_addr == IGP01E1000_PHY_PAGE_SELECT) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
				phy_page = reg_data;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
				continue;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
			}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   885
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   886
			reg_addr &= PHY_REG_MASK;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
			reg_addr |= phy_page;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   888
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
			ret_val = phy->ops.write_reg_locked(hw,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   890
			                                    (u32)reg_addr,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   891
			                                    reg_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   892
			if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
				goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   894
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   895
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   897
out:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   898
	hw->phy.ops.release(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
	return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   900
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   901
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   902
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   903
 *  e1000_k1_gig_workaround_hv - K1 Si workaround
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
 *  @hw:   pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
 *  @link: link up bool flag
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   907
 *  If K1 is enabled for 1Gbps, the MAC might stall when transitioning
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   908
 *  from a lower speed.  This workaround disables K1 whenever link is at 1Gig
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
 *  If link is down, the function will restore the default K1 setting located
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
 *  in the NVM.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   912
static s32 e1000_k1_gig_workaround_hv(struct e1000_hw *hw, bool link)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   913
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   914
	s32 ret_val = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
	u16 status_reg = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
	bool k1_enable = hw->dev_spec.ich8lan.nvm_k1_enabled;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   918
	if (hw->mac.type != e1000_pchlan)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   919
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   920
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   921
	/* Wrap the whole flow with the sw flag */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   922
	ret_val = hw->phy.ops.acquire(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   923
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   924
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   925
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   926
	/* Disable K1 when link is 1Gbps, otherwise use the NVM setting */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
	if (link) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   928
		if (hw->phy.type == e1000_phy_82578) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
			ret_val = hw->phy.ops.read_reg_locked(hw, BM_CS_STATUS,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   930
			                                          &status_reg);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   931
			if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   932
				goto release;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   934
			status_reg &= BM_CS_STATUS_LINK_UP |
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   935
			              BM_CS_STATUS_RESOLVED |
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   936
			              BM_CS_STATUS_SPEED_MASK;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   937
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
			if (status_reg == (BM_CS_STATUS_LINK_UP |
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
			                   BM_CS_STATUS_RESOLVED |
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
			                   BM_CS_STATUS_SPEED_1000))
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   941
				k1_enable = false;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   942
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   944
		if (hw->phy.type == e1000_phy_82577) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   945
			ret_val = hw->phy.ops.read_reg_locked(hw, HV_M_STATUS,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   946
			                                          &status_reg);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
			if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   948
				goto release;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   949
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
			status_reg &= HV_M_STATUS_LINK_UP |
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   951
			              HV_M_STATUS_AUTONEG_COMPLETE |
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
			              HV_M_STATUS_SPEED_MASK;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
			if (status_reg == (HV_M_STATUS_LINK_UP |
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
			                   HV_M_STATUS_AUTONEG_COMPLETE |
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   956
			                   HV_M_STATUS_SPEED_1000))
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
				k1_enable = false;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   959
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   960
		/* Link stall fix for link up */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   961
		ret_val = hw->phy.ops.write_reg_locked(hw, PHY_REG(770, 19),
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   962
		                                           0x0100);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
			goto release;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   965
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
	} else {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   967
		/* Link stall fix for link down */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   968
		ret_val = hw->phy.ops.write_reg_locked(hw, PHY_REG(770, 19),
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
		                                           0x4100);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   970
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   971
			goto release;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   973
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
	ret_val = e1000_configure_k1_ich8lan(hw, k1_enable);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   975
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   976
release:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
	hw->phy.ops.release(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
out:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
	return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   980
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   981
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   982
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
 *  e1000_configure_k1_ich8lan - Configure K1 power state
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   984
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   985
 *  @enable: K1 state to configure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   986
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
 *  Configure the K1 power state based on the provided parameter.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   988
 *  Assumes semaphore already acquired.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
 *  Success returns 0, Failure returns -E1000_ERR_PHY (-2)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   991
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   992
s32 e1000_configure_k1_ich8lan(struct e1000_hw *hw, bool k1_enable)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   993
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   994
	s32 ret_val = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   995
	u32 ctrl_reg = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   996
	u32 ctrl_ext = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   997
	u32 reg = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   998
	u16 kmrn_reg = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   999
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1000
	ret_val = e1000e_read_kmrn_reg_locked(hw,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1001
	                                     E1000_KMRNCTRLSTA_K1_CONFIG,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1002
	                                     &kmrn_reg);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1003
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1004
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1005
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1006
	if (k1_enable)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1007
		kmrn_reg |= E1000_KMRNCTRLSTA_K1_ENABLE;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
	else
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
		kmrn_reg &= ~E1000_KMRNCTRLSTA_K1_ENABLE;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1010
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1011
	ret_val = e1000e_write_kmrn_reg_locked(hw,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1012
	                                      E1000_KMRNCTRLSTA_K1_CONFIG,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1013
	                                      kmrn_reg);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1014
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1015
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1016
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1017
	udelay(20);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
	ctrl_ext = er32(CTRL_EXT);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
	ctrl_reg = er32(CTRL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
	reg = ctrl_reg & ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
	reg |= E1000_CTRL_FRCSPD;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1023
	ew32(CTRL, reg);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
	ew32(CTRL_EXT, ctrl_ext | E1000_CTRL_EXT_SPD_BYPS);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
	udelay(20);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
	ew32(CTRL, ctrl_reg);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1028
	ew32(CTRL_EXT, ctrl_ext);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
	udelay(20);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1031
out:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1032
	return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1033
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
 *  e1000_oem_bits_config_ich8lan - SW-based LCD Configuration
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1037
 *  @hw:       pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
 *  @d0_state: boolean if entering d0 or d3 device state
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1040
 *  SW will configure Gbe Disable and LPLU based on the NVM. The four bits are
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1041
 *  collectively called OEM bits.  The OEM Write Enable bit and SW Config bit
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1042
 *  in NVM determines whether HW should configure LPLU and Gbe Disable.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1043
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1044
static s32 e1000_oem_bits_config_ich8lan(struct e1000_hw *hw, bool d0_state)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1045
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1046
	s32 ret_val = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
	u32 mac_reg;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1048
	u16 oem_reg;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1049
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1050
	if (hw->mac.type != e1000_pchlan)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1051
		return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
	ret_val = hw->phy.ops.acquire(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1054
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1055
		return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1056
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1057
	mac_reg = er32(EXTCNF_CTRL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1058
	if (mac_reg & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1059
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1060
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1061
	mac_reg = er32(FEXTNVM);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1062
	if (!(mac_reg & E1000_FEXTNVM_SW_CONFIG_ICH8M))
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1065
	mac_reg = er32(PHY_CTRL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1066
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1067
	ret_val = hw->phy.ops.read_reg_locked(hw, HV_OEM_BITS, &oem_reg);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1068
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1069
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1070
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1071
	oem_reg &= ~(HV_OEM_BITS_GBE_DIS | HV_OEM_BITS_LPLU);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1072
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
	if (d0_state) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1074
		if (mac_reg & E1000_PHY_CTRL_GBE_DISABLE)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
			oem_reg |= HV_OEM_BITS_GBE_DIS;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1076
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1077
		if (mac_reg & E1000_PHY_CTRL_D0A_LPLU)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
			oem_reg |= HV_OEM_BITS_LPLU;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
	} else {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1080
		if (mac_reg & E1000_PHY_CTRL_NOND0A_GBE_DISABLE)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
			oem_reg |= HV_OEM_BITS_GBE_DIS;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
		if (mac_reg & E1000_PHY_CTRL_NOND0A_LPLU)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
			oem_reg |= HV_OEM_BITS_LPLU;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1085
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1086
	/* Restart auto-neg to activate the bits */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1087
	if (!e1000_check_reset_block(hw))
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1088
		oem_reg |= HV_OEM_BITS_RESTART_AN;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
	ret_val = hw->phy.ops.write_reg_locked(hw, HV_OEM_BITS, oem_reg);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
out:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
	hw->phy.ops.release(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
	return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1096
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1097
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1099
 *  e1000_set_mdio_slow_mode_hv - Set slow MDIO access mode
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1100
 *  @hw:   pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1101
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1102
static s32 e1000_set_mdio_slow_mode_hv(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1104
	s32 ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1105
	u16 data;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1106
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1107
	ret_val = e1e_rphy(hw, HV_KMRN_MODE_CTRL, &data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1109
		return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
	data |= HV_KMRN_MDIO_SLOW;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1112
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1113
	ret_val = e1e_wphy(hw, HV_KMRN_MODE_CTRL, data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1114
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1115
	return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1117
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1119
 *  e1000_hv_phy_workarounds_ich8lan - A series of Phy workarounds to be
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1120
 *  done after every PHY reset.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1121
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1122
static s32 e1000_hv_phy_workarounds_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1123
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1124
	s32 ret_val = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1125
	u16 phy_data;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1126
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1127
	if (hw->mac.type != e1000_pchlan)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
		return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1129
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1130
	/* Set MDIO slow mode before any other MDIO access */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1131
	if (hw->phy.type == e1000_phy_82577) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1132
		ret_val = e1000_set_mdio_slow_mode_hv(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1133
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
			goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1135
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1136
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
	if (((hw->phy.type == e1000_phy_82577) &&
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1138
	     ((hw->phy.revision == 1) || (hw->phy.revision == 2))) ||
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1139
	    ((hw->phy.type == e1000_phy_82578) && (hw->phy.revision == 1))) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
		/* Disable generation of early preamble */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1141
		ret_val = e1e_wphy(hw, PHY_REG(769, 25), 0x4431);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1142
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1143
			return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1144
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1145
		/* Preamble tuning for SSC */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1146
		ret_val = e1e_wphy(hw, PHY_REG(770, 16), 0xA204);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1147
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1148
			return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1151
	if (hw->phy.type == e1000_phy_82578) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1152
		/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1153
		 * Return registers to default by doing a soft reset then
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
		 * writing 0x3140 to the control register.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1155
		 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1156
		if (hw->phy.revision < 2) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1157
			e1000e_phy_sw_reset(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1158
			ret_val = e1e_wphy(hw, PHY_CONTROL, 0x3140);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1159
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1160
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1161
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1162
	/* Select page 0 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1163
	ret_val = hw->phy.ops.acquire(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1165
		return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1166
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1167
	hw->phy.addr = 1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1168
	ret_val = e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT, 0);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1169
	hw->phy.ops.release(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1170
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1171
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1173
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1174
	 * Configure the K1 Si workaround during phy reset assuming there is
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1175
	 * link so that it disables K1 if link is in 1Gbps.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1176
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1177
	ret_val = e1000_k1_gig_workaround_hv(hw, true);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1178
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1179
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1180
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1181
	/* Workaround for link disconnects on a busy hub in half duplex */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1182
	ret_val = hw->phy.ops.acquire(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1183
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1184
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1185
	ret_val = hw->phy.ops.read_reg_locked(hw,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1186
	                                      PHY_REG(BM_PORT_CTRL_PAGE, 17),
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1187
	                                      &phy_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1188
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1189
		goto release;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1190
	ret_val = hw->phy.ops.write_reg_locked(hw,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1191
	                                       PHY_REG(BM_PORT_CTRL_PAGE, 17),
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1192
	                                       phy_data & 0x00FF);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1193
release:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1194
	hw->phy.ops.release(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1195
out:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1196
	return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1197
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1198
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1199
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1200
 *  e1000_lan_init_done_ich8lan - Check for PHY config completion
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1201
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1202
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1203
 *  Check the appropriate indication the MAC has finished configuring the
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1204
 *  PHY after a software reset.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1205
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1206
static void e1000_lan_init_done_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1207
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1208
	u32 data, loop = E1000_ICH8_LAN_INIT_TIMEOUT;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1209
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1210
	/* Wait for basic configuration completes before proceeding */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1211
	do {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1212
		data = er32(STATUS);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
		data &= E1000_STATUS_LAN_INIT_DONE;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
		udelay(100);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1215
	} while ((!data) && --loop);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1216
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
	 * If basic configuration is incomplete before the above loop
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1219
	 * count reaches 0, loading the configuration from NVM will
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1220
	 * leave the PHY in a bad state possibly resulting in no link.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
	if (loop == 0)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1223
		e_dbg("LAN_INIT_DONE not set, increase timeout\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1224
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1225
	/* Clear the Init Done bit for the next init event */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1226
	data = er32(STATUS);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
	data &= ~E1000_STATUS_LAN_INIT_DONE;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
	ew32(STATUS, data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1232
 *  e1000_phy_hw_reset_ich8lan - Performs a PHY reset
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1233
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1235
 *  Resets the PHY
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1236
 *  This is a function pointer entry point called by drivers
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1237
 *  or other shared routines.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
static s32 e1000_phy_hw_reset_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1240
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1241
	s32 ret_val = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1242
	u16 reg;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
	ret_val = e1000e_phy_hw_reset_generic(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1245
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1246
		return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1247
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1248
	/* Allow time for h/w to get to a quiescent state after reset */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1249
	mdelay(10);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1250
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1251
	/* Perform any necessary post-reset workarounds */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1252
	if (hw->mac.type == e1000_pchlan) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1253
		ret_val = e1000_hv_phy_workarounds_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
			return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1256
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1257
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1258
	/* Dummy read to clear the phy wakeup bit after lcd reset */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1259
	if (hw->mac.type == e1000_pchlan)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1260
		e1e_rphy(hw, BM_WUC, &reg);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1261
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1262
	/* Configure the LCD with the extended configuration region in NVM */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
	ret_val = e1000_sw_lcd_config_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1264
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1265
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1266
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1267
	/* Configure the LCD with the OEM bits in NVM */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1268
	if (hw->mac.type == e1000_pchlan)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1269
		ret_val = e1000_oem_bits_config_ich8lan(hw, true);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1270
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
out:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1272
	return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1273
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1274
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1275
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1276
 *  e1000_set_lplu_state_pchlan - Set Low Power Link Up state
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1277
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1278
 *  @active: true to enable LPLU, false to disable
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1279
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
 *  Sets the LPLU state according to the active flag.  For PCH, if OEM write
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
 *  bit are disabled in the NVM, writing the LPLU bits in the MAC will not set
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1282
 *  the phy speed. This function will manually set the LPLU bit and restart
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1283
 *  auto-neg as hw would do. D3 and D0 LPLU will call the same function
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1284
 *  since it configures the same bit.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1285
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1286
static s32 e1000_set_lplu_state_pchlan(struct e1000_hw *hw, bool active)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1287
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1288
	s32 ret_val = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1289
	u16 oem_reg;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1290
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1291
	ret_val = e1e_rphy(hw, HV_OEM_BITS, &oem_reg);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1292
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1294
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1295
	if (active)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1296
		oem_reg |= HV_OEM_BITS_LPLU;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1297
	else
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1298
		oem_reg &= ~HV_OEM_BITS_LPLU;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1299
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1300
	oem_reg |= HV_OEM_BITS_RESTART_AN;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1301
	ret_val = e1e_wphy(hw, HV_OEM_BITS, oem_reg);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1302
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1303
out:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
	return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1305
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1306
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1308
 *  e1000_set_d0_lplu_state_ich8lan - Set Low Power Linkup D0 state
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
 *  @active: true to enable LPLU, false to disable
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
 *  Sets the LPLU D0 state according to the active flag.  When
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
 *  activating LPLU this function also disables smart speed
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
 *  and vice versa.  LPLU will not be activated unless the
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1315
 *  device autonegotiation advertisement meets standards of
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1316
 *  either 10 or 10/100 or 10/100/1000 at all duplexes.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1317
 *  This is a function pointer entry point only called by
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1318
 *  PHY setup routines.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1319
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1320
static s32 e1000_set_d0_lplu_state_ich8lan(struct e1000_hw *hw, bool active)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
	struct e1000_phy_info *phy = &hw->phy;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1323
	u32 phy_ctrl;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1324
	s32 ret_val = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
	u16 data;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
	if (phy->type == e1000_phy_ife)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1328
		return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1330
	phy_ctrl = er32(PHY_CTRL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1332
	if (active) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1333
		phy_ctrl |= E1000_PHY_CTRL_D0A_LPLU;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
		ew32(PHY_CTRL, phy_ctrl);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1335
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
		if (phy->type != e1000_phy_igp_3)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
			return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1338
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1339
		/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1340
		 * Call gig speed drop workaround on LPLU before accessing
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
		 * any PHY registers
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
		 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
		if (hw->mac.type == e1000_ich8lan)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
			e1000e_gig_downshift_workaround_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1345
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1346
		/* When LPLU is enabled, we should disable SmartSpeed */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1347
		ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, &data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1348
		data &= ~IGP01E1000_PSCFR_SMART_SPEED;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1349
		ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1351
			return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1352
	} else {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1353
		phy_ctrl &= ~E1000_PHY_CTRL_D0A_LPLU;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1354
		ew32(PHY_CTRL, phy_ctrl);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1355
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1356
		if (phy->type != e1000_phy_igp_3)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1357
			return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1358
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1359
		/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1360
		 * LPLU and SmartSpeed are mutually exclusive.  LPLU is used
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1361
		 * during Dx states where the power conservation is most
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
		 * important.  During driver activity we should enable
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
		 * SmartSpeed, so performance is maintained.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
		 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
		if (phy->smart_speed == e1000_smart_speed_on) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1366
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
					   &data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
			if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
				return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1371
			data |= IGP01E1000_PSCFR_SMART_SPEED;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1372
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1373
					   data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1374
			if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1375
				return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1376
		} else if (phy->smart_speed == e1000_smart_speed_off) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
					   &data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1379
			if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
				return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1381
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1382
			data &= ~IGP01E1000_PSCFR_SMART_SPEED;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1384
					   data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
			if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
				return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1387
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
	return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1392
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1393
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
 *  e1000_set_d3_lplu_state_ich8lan - Set Low Power Linkup D3 state
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1395
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1396
 *  @active: true to enable LPLU, false to disable
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1397
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1398
 *  Sets the LPLU D3 state according to the active flag.  When
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
 *  activating LPLU this function also disables smart speed
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
 *  and vice versa.  LPLU will not be activated unless the
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1401
 *  device autonegotiation advertisement meets standards of
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1402
 *  either 10 or 10/100 or 10/100/1000 at all duplexes.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
 *  This is a function pointer entry point only called by
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1404
 *  PHY setup routines.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1406
static s32 e1000_set_d3_lplu_state_ich8lan(struct e1000_hw *hw, bool active)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1408
	struct e1000_phy_info *phy = &hw->phy;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
	u32 phy_ctrl;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1410
	s32 ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1411
	u16 data;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1412
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1413
	phy_ctrl = er32(PHY_CTRL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1415
	if (!active) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
		phy_ctrl &= ~E1000_PHY_CTRL_NOND0A_LPLU;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1417
		ew32(PHY_CTRL, phy_ctrl);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1418
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1419
		if (phy->type != e1000_phy_igp_3)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1420
			return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1421
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1422
		/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1423
		 * LPLU and SmartSpeed are mutually exclusive.  LPLU is used
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1424
		 * during Dx states where the power conservation is most
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1425
		 * important.  During driver activity we should enable
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1426
		 * SmartSpeed, so performance is maintained.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1427
		 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1428
		if (phy->smart_speed == e1000_smart_speed_on) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1430
					   &data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1431
			if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
				return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1433
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1434
			data |= IGP01E1000_PSCFR_SMART_SPEED;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1435
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1436
					   data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1437
			if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1438
				return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
		} else if (phy->smart_speed == e1000_smart_speed_off) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1440
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
					   &data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1442
			if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
				return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1444
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
			data &= ~IGP01E1000_PSCFR_SMART_SPEED;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1446
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
					   data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1448
			if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1449
				return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1451
	} else if ((phy->autoneg_advertised == E1000_ALL_SPEED_DUPLEX) ||
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1452
		   (phy->autoneg_advertised == E1000_ALL_NOT_GIG) ||
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
		   (phy->autoneg_advertised == E1000_ALL_10_SPEED)) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
		phy_ctrl |= E1000_PHY_CTRL_NOND0A_LPLU;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1455
		ew32(PHY_CTRL, phy_ctrl);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1456
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
		if (phy->type != e1000_phy_igp_3)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
			return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1460
		/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1461
		 * Call gig speed drop workaround on LPLU before accessing
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1462
		 * any PHY registers
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
		 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1464
		if (hw->mac.type == e1000_ich8lan)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1465
			e1000e_gig_downshift_workaround_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1466
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1467
		/* When LPLU is enabled, we should disable SmartSpeed */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1468
		ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, &data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1469
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
			return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1472
		data &= ~IGP01E1000_PSCFR_SMART_SPEED;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1473
		ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1474
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1475
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1476
	return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1477
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1478
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1479
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1480
 *  e1000_valid_nvm_bank_detect_ich8lan - finds out the valid bank 0 or 1
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1481
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1482
 *  @bank:  pointer to the variable that returns the active bank
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1483
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1484
 *  Reads signature byte from the NVM using the flash access registers.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1485
 *  Word 0x13 bits 15:14 = 10b indicate a valid signature for that bank.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1486
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1487
static s32 e1000_valid_nvm_bank_detect_ich8lan(struct e1000_hw *hw, u32 *bank)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
	u32 eecd;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
	struct e1000_nvm_info *nvm = &hw->nvm;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
	u32 bank1_offset = nvm->flash_bank_size * sizeof(u16);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1492
	u32 act_offset = E1000_ICH_NVM_SIG_WORD * 2 + 1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1493
	u8 sig_byte = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
	s32 ret_val = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
	switch (hw->mac.type) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1497
	case e1000_ich8lan:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1498
	case e1000_ich9lan:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1499
		eecd = er32(EECD);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1500
		if ((eecd & E1000_EECD_SEC1VAL_VALID_MASK) ==
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1501
		    E1000_EECD_SEC1VAL_VALID_MASK) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1502
			if (eecd & E1000_EECD_SEC1VAL)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
				*bank = 1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
			else
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1505
				*bank = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1507
			return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1508
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
		e_dbg("Unable to determine valid NVM bank via EEC - "
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1510
		       "reading flash signature\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1511
		/* fall-thru */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
	default:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1513
		/* set bank to 0 in case flash read fails */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
		*bank = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1515
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
		/* Check bank 0 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
		ret_val = e1000_read_flash_byte_ich8lan(hw, act_offset,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1518
		                                        &sig_byte);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1519
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1520
			return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
		if ((sig_byte & E1000_ICH_NVM_VALID_SIG_MASK) ==
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
		    E1000_ICH_NVM_SIG_VALUE) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
			*bank = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1524
			return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1525
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1526
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
		/* Check bank 1 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1528
		ret_val = e1000_read_flash_byte_ich8lan(hw, act_offset +
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1529
		                                        bank1_offset,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1530
		                                        &sig_byte);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1532
			return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1533
		if ((sig_byte & E1000_ICH_NVM_VALID_SIG_MASK) ==
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1534
		    E1000_ICH_NVM_SIG_VALUE) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1535
			*bank = 1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1536
			return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1537
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1538
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1539
		e_dbg("ERROR: No valid NVM bank present\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
		return -E1000_ERR_NVM;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1541
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1542
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1543
	return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1544
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1545
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1546
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1547
 *  e1000_read_nvm_ich8lan - Read word(s) from the NVM
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1549
 *  @offset: The offset (in bytes) of the word(s) to read.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
 *  @words: Size of data to read in words
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
 *  @data: Pointer to the word(s) to read at offset.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1553
 *  Reads a word(s) from the NVM using the flash access registers.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
static s32 e1000_read_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
				  u16 *data)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1557
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1558
	struct e1000_nvm_info *nvm = &hw->nvm;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1559
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1560
	u32 act_offset;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1561
	s32 ret_val = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1562
	u32 bank = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1563
	u16 i, word;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1564
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
	if ((offset >= nvm->word_size) || (words > nvm->word_size - offset) ||
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1566
	    (words == 0)) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1567
		e_dbg("nvm parameter(s) out of bounds\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
		ret_val = -E1000_ERR_NVM;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1570
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1571
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
	nvm->ops.acquire(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1574
	ret_val = e1000_valid_nvm_bank_detect_ich8lan(hw, &bank);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
	if (ret_val) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1576
		e_dbg("Could not detect valid bank, assuming bank 0\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1577
		bank = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1578
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1579
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1580
	act_offset = (bank) ? nvm->flash_bank_size : 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1581
	act_offset += offset;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1583
	ret_val = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
	for (i = 0; i < words; i++) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1585
		if ((dev_spec->shadow_ram) &&
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
		    (dev_spec->shadow_ram[offset+i].modified)) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1587
			data[i] = dev_spec->shadow_ram[offset+i].value;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1588
		} else {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1589
			ret_val = e1000_read_flash_word_ich8lan(hw,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1590
								act_offset + i,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1591
								&word);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1592
			if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1593
				break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1594
			data[i] = word;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1596
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1597
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
	nvm->ops.release(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1600
out:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1602
		e_dbg("NVM read error: %d\n", ret_val);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1603
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1604
	return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1606
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1607
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
 *  e1000_flash_cycle_init_ich8lan - Initialize flash
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1609
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1610
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1611
 *  This function does initial flash setup so that a new read/write/erase cycle
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1612
 *  can be started.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1613
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1614
static s32 e1000_flash_cycle_init_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1615
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1616
	union ich8_hws_flash_status hsfsts;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1617
	s32 ret_val = -E1000_ERR_NVM;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
	s32 i = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1620
	hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1621
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1622
	/* Check if the flash descriptor is valid */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1623
	if (hsfsts.hsf_status.fldesvalid == 0) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
		e_dbg("Flash descriptor invalid.  "
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
			 "SW Sequencing must be used.");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
		return -E1000_ERR_NVM;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1627
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1628
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1629
	/* Clear FCERR and DAEL in hw status by writing 1 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
	hsfsts.hsf_status.flcerr = 1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
	hsfsts.hsf_status.dael = 1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1633
	ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1635
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
	 * Either we should have a hardware SPI cycle in progress
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
	 * bit to check against, in order to start a new cycle or
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
	 * FDONE bit should be changed in the hardware so that it
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1639
	 * is 1 after hardware reset, which can then be used as an
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1640
	 * indication whether a cycle is in progress or has been
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1641
	 * completed.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1643
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
	if (hsfsts.hsf_status.flcinprog == 0) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
		/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1646
		 * There is no cycle running at present,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1647
		 * so we can start a cycle.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
		 * Begin by setting Flash Cycle Done.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
		 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
		hsfsts.hsf_status.flcdone = 1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
		ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
		ret_val = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1653
	} else {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1654
		/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
		 * Otherwise poll for sometime so the current
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
		 * cycle has a chance to end before giving up.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
		 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1658
		for (i = 0; i < ICH_FLASH_READ_COMMAND_TIMEOUT; i++) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1659
			hsfsts.regval = __er16flash(hw, ICH_FLASH_HSFSTS);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
			if (hsfsts.hsf_status.flcinprog == 0) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1661
				ret_val = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
				break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
			}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
			udelay(1);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1665
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1666
		if (ret_val == 0) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1667
			/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1668
			 * Successful in waiting for previous cycle to timeout,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1669
			 * now set the Flash Cycle Done.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
			 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1671
			hsfsts.hsf_status.flcdone = 1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
			ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
		} else {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
			e_dbg("Flash controller busy, cannot get access");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1675
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1676
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
	return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1679
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1682
 *  e1000_flash_cycle_ich8lan - Starts flash cycle (read/write/erase)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1683
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
 *  @timeout: maximum time to wait for completion
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1685
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1686
 *  This function starts a flash cycle and waits for its completion.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1687
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
static s32 e1000_flash_cycle_ich8lan(struct e1000_hw *hw, u32 timeout)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1689
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1690
	union ich8_hws_flash_ctrl hsflctl;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1691
	union ich8_hws_flash_status hsfsts;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1692
	s32 ret_val = -E1000_ERR_NVM;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
	u32 i = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1694
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
	/* Start a cycle by writing 1 in Flash Cycle Go in Hw Flash Control */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
	hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1697
	hsflctl.hsf_ctrl.flcgo = 1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
	ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1699
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1700
	/* wait till FDONE bit is set to 1 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
	do {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
		hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1703
		if (hsfsts.hsf_status.flcdone == 1)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1704
			break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
		udelay(1);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1706
	} while (i++ < timeout);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1707
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1708
	if (hsfsts.hsf_status.flcdone == 1 && hsfsts.hsf_status.flcerr == 0)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1709
		return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1710
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1711
	return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1712
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1713
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1714
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
 *  e1000_read_flash_word_ich8lan - Read word from flash
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1716
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1717
 *  @offset: offset to data location
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
 *  @data: pointer to the location for storing the data
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1719
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1720
 *  Reads the flash word at offset into data.  Offset is converted
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1721
 *  to bytes before read.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1722
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1723
static s32 e1000_read_flash_word_ich8lan(struct e1000_hw *hw, u32 offset,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1724
					 u16 *data)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1725
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1726
	/* Must convert offset into bytes. */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1727
	offset <<= 1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1728
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1729
	return e1000_read_flash_data_ich8lan(hw, offset, 2, data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1731
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
 *  e1000_read_flash_byte_ich8lan - Read byte from flash
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1734
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
 *  @offset: The offset of the byte to read.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1736
 *  @data: Pointer to a byte to store the value read.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1737
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1738
 *  Reads a single byte from the NVM using the flash access registers.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
static s32 e1000_read_flash_byte_ich8lan(struct e1000_hw *hw, u32 offset,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
					 u8 *data)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1743
	s32 ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
	u16 word = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1745
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1746
	ret_val = e1000_read_flash_data_ich8lan(hw, offset, 1, &word);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
		return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
	*data = (u8)word;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1751
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1752
	return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1755
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1756
 *  e1000_read_flash_data_ich8lan - Read byte or word from NVM
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1758
 *  @offset: The offset (in bytes) of the byte or word to read.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1759
 *  @size: Size of data to read, 1=byte 2=word
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
 *  @data: Pointer to the word to store the value read.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1761
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1762
 *  Reads a byte or word from the NVM using the flash access registers.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1763
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1764
static s32 e1000_read_flash_data_ich8lan(struct e1000_hw *hw, u32 offset,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1765
					 u8 size, u16 *data)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
	union ich8_hws_flash_status hsfsts;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
	union ich8_hws_flash_ctrl hsflctl;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1769
	u32 flash_linear_addr;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1770
	u32 flash_data = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
	s32 ret_val = -E1000_ERR_NVM;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
	u8 count = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
	if (size < 1  || size > 2 || offset > ICH_FLASH_LINEAR_ADDR_MASK)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
		return -E1000_ERR_NVM;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1777
	flash_linear_addr = (ICH_FLASH_LINEAR_ADDR_MASK & offset) +
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1778
			    hw->nvm.flash_base_addr;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1779
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
	do {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
		udelay(1);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1782
		/* Steps */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1783
		ret_val = e1000_flash_cycle_init_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1784
		if (ret_val != 0)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
			break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1787
		hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
		/* 0b/1b corresponds to 1 or 2 byte size, respectively. */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1789
		hsflctl.hsf_ctrl.fldbcount = size - 1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
		hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_READ;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1791
		ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1792
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
		ew32flash(ICH_FLASH_FADDR, flash_linear_addr);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1795
		ret_val = e1000_flash_cycle_ich8lan(hw,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1796
						ICH_FLASH_READ_COMMAND_TIMEOUT);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1797
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1798
		/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1799
		 * Check if FCERR is set to 1, if set to 1, clear it
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
		 * and try the whole sequence a few more times, else
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1801
		 * read in (shift in) the Flash Data0, the order is
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1802
		 * least significant byte first msb to lsb
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
		 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1804
		if (ret_val == 0) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1805
			flash_data = er32flash(ICH_FLASH_FDATA0);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1806
			if (size == 1) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1807
				*data = (u8)(flash_data & 0x000000FF);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1808
			} else if (size == 2) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1809
				*data = (u16)(flash_data & 0x0000FFFF);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1810
			}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1811
			break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
		} else {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1813
			/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1814
			 * If we've gotten here, then things are probably
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1815
			 * completely hosed, but if the error condition is
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1816
			 * detected, it won't hurt to give it another try...
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1817
			 * ICH_FLASH_CYCLE_REPEAT_COUNT times.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1818
			 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
			hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
			if (hsfsts.hsf_status.flcerr == 1) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1821
				/* Repeat for some time before giving up. */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
				continue;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1823
			} else if (hsfsts.hsf_status.flcdone == 0) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1824
				e_dbg("Timeout error - flash cycle "
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1825
					 "did not complete.");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
				break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1827
			}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1828
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
	} while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
	return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1832
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1833
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1834
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1835
 *  e1000_write_nvm_ich8lan - Write word(s) to the NVM
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1836
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1837
 *  @offset: The offset (in bytes) of the word(s) to write.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1838
 *  @words: Size of data to write in words
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
 *  @data: Pointer to the word(s) to write at offset.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1840
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1841
 *  Writes a byte or word to the NVM using the flash access registers.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1842
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
static s32 e1000_write_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1844
				   u16 *data)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1846
	struct e1000_nvm_info *nvm = &hw->nvm;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1848
	u16 i;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1849
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1850
	if ((offset >= nvm->word_size) || (words > nvm->word_size - offset) ||
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1851
	    (words == 0)) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
		e_dbg("nvm parameter(s) out of bounds\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1853
		return -E1000_ERR_NVM;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1854
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1855
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1856
	nvm->ops.acquire(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1858
	for (i = 0; i < words; i++) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
		dev_spec->shadow_ram[offset+i].modified = true;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
		dev_spec->shadow_ram[offset+i].value = data[i];
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1861
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1862
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1863
	nvm->ops.release(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1864
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1865
	return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1866
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1867
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1869
 *  e1000_update_nvm_checksum_ich8lan - Update the checksum for NVM
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1870
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1872
 *  The NVM checksum is updated by calling the generic update_nvm_checksum,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1873
 *  which writes the checksum to the shadow ram.  The changes in the shadow
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1874
 *  ram are then committed to the EEPROM by processing each bank at a time
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1875
 *  checking for the modified bit and writing only the pending changes.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1876
 *  After a successful commit, the shadow ram is cleared and is ready for
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1877
 *  future writes.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1878
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1880
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1881
	struct e1000_nvm_info *nvm = &hw->nvm;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1882
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1883
	u32 i, act_offset, new_bank_offset, old_bank_offset, bank;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
	s32 ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1885
	u16 data;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1886
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
	ret_val = e1000e_update_nvm_checksum_generic(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1890
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1891
	if (nvm->type != e1000_nvm_flash_sw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1892
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1893
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1894
	nvm->ops.acquire(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1895
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1896
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1897
	 * We're writing to the opposite bank so if we're on bank 1,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1898
	 * write to bank 0 etc.  We also need to erase the segment that
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1899
	 * is going to be written
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1900
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1901
	ret_val =  e1000_valid_nvm_bank_detect_ich8lan(hw, &bank);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
	if (ret_val) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1903
		e_dbg("Could not detect valid bank, assuming bank 0\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1904
		bank = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1905
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1906
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
	if (bank == 0) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1908
		new_bank_offset = nvm->flash_bank_size;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
		old_bank_offset = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1910
		ret_val = e1000_erase_flash_bank_ich8lan(hw, 1);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
		if (ret_val) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
			nvm->ops.release(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1913
			goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1914
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1915
	} else {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1916
		old_bank_offset = nvm->flash_bank_size;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1917
		new_bank_offset = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1918
		ret_val = e1000_erase_flash_bank_ich8lan(hw, 0);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1919
		if (ret_val) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1920
			nvm->ops.release(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
			goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1922
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1923
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1924
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1925
	for (i = 0; i < E1000_ICH8_SHADOW_RAM_WORDS; i++) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
		/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1927
		 * Determine whether to write the value stored
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
		 * in the other NVM bank or a modified value stored
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
		 * in the shadow RAM
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1930
		 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1931
		if (dev_spec->shadow_ram[i].modified) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
			data = dev_spec->shadow_ram[i].value;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1933
		} else {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1934
			ret_val = e1000_read_flash_word_ich8lan(hw, i +
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
			                                        old_bank_offset,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1936
			                                        &data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1937
			if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1938
				break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1939
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1940
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1941
		/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1942
		 * If the word is 0x13, then make sure the signature bits
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1943
		 * (15:14) are 11b until the commit has completed.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
		 * This will allow us to write 10b which indicates the
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1945
		 * signature is valid.  We want to do this after the write
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1946
		 * has completed so that we don't mark the segment valid
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1947
		 * while the write is still in progress
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
		 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
		if (i == E1000_ICH_NVM_SIG_WORD)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1950
			data |= E1000_ICH_NVM_SIG_MASK;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1951
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
		/* Convert offset to bytes. */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
		act_offset = (i + new_bank_offset) << 1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1954
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1955
		udelay(100);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
		/* Write the bytes to the new bank. */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
		ret_val = e1000_retry_write_flash_byte_ich8lan(hw,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
							       act_offset,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
							       (u8)data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1960
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
			break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1963
		udelay(100);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1964
		ret_val = e1000_retry_write_flash_byte_ich8lan(hw,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1965
							  act_offset + 1,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1966
							  (u8)(data >> 8));
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1967
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1968
			break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1969
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1970
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1972
	 * Don't bother writing the segment valid bits if sector
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1973
	 * programming failed.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1974
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1975
	if (ret_val) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
		/* Possibly read-only, see e1000e_write_protect_nvm_ich8lan() */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1977
		e_dbg("Flash commit failed.\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1978
		nvm->ops.release(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1981
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1982
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1983
	 * Finally validate the new segment by setting bit 15:14
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
	 * to 10b in word 0x13 , this can be done without an
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1985
	 * erase as well since these bits are 11 to start with
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
	 * and we need to change bit 14 to 0b
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1987
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1988
	act_offset = new_bank_offset + E1000_ICH_NVM_SIG_WORD;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1989
	ret_val = e1000_read_flash_word_ich8lan(hw, act_offset, &data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1990
	if (ret_val) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1991
		nvm->ops.release(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1992
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1994
	data &= 0xBFFF;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1995
	ret_val = e1000_retry_write_flash_byte_ich8lan(hw,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1996
						       act_offset * 2 + 1,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
						       (u8)(data >> 8));
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1998
	if (ret_val) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1999
		nvm->ops.release(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2001
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2002
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2003
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2004
	 * And invalidate the previously valid segment by setting
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2005
	 * its signature word (0x13) high_byte to 0b. This can be
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2006
	 * done without an erase because flash erase sets all bits
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
	 * to 1's. We can write 1's to 0's without an erase
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2008
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
	act_offset = (old_bank_offset + E1000_ICH_NVM_SIG_WORD) * 2 + 1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2010
	ret_val = e1000_retry_write_flash_byte_ich8lan(hw, act_offset, 0);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2011
	if (ret_val) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2012
		nvm->ops.release(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2013
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2014
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2015
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
	/* Great!  Everything worked, we can now clear the cached entries. */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2017
	for (i = 0; i < E1000_ICH8_SHADOW_RAM_WORDS; i++) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2018
		dev_spec->shadow_ram[i].modified = false;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2019
		dev_spec->shadow_ram[i].value = 0xFFFF;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2020
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2021
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2022
	nvm->ops.release(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2023
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2024
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2025
	 * Reload the EEPROM, or else modifications will not appear
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2026
	 * until after the next adapter reset.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2027
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2028
	e1000e_reload_nvm(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2029
	msleep(10);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2030
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2031
out:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
		e_dbg("NVM update error: %d\n", ret_val);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2035
	return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2036
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2037
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2038
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2039
 *  e1000_validate_nvm_checksum_ich8lan - Validate EEPROM checksum
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2040
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2041
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
 *  Check to see if checksum needs to be fixed by reading bit 6 in word 0x19.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
 *  If the bit is 0, that the EEPROM had been modified, but the checksum was not
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2044
 *  calculated, in which case we need to calculate the checksum and set bit 6.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
static s32 e1000_validate_nvm_checksum_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2047
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2048
	s32 ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2049
	u16 data;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2052
	 * Read 0x19 and check bit 6.  If this bit is 0, the checksum
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
	 * needs to be fixed.  This bit is an indication that the NVM
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2054
	 * was prepared by OEM software and did not calculate the
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
	 * checksum...a likely scenario.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2057
	ret_val = e1000_read_nvm(hw, 0x19, 1, &data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2058
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2059
		return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2060
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2061
	if ((data & 0x40) == 0) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
		data |= 0x40;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2063
		ret_val = e1000_write_nvm(hw, 0x19, 1, &data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2065
			return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2066
		ret_val = e1000e_update_nvm_checksum(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2067
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2068
			return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2069
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2071
	return e1000e_validate_nvm_checksum_generic(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2072
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2074
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2075
 *  e1000e_write_protect_nvm_ich8lan - Make the NVM read-only
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2076
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2077
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2078
 *  To prevent malicious write/erase of the NVM, set it to be read-only
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2079
 *  so that the hardware ignores all write/erase cycles of the NVM via
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2080
 *  the flash control registers.  The shadow-ram copy of the NVM will
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2081
 *  still be updated, however any updates to this copy will not stick
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
 *  across driver reloads.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2083
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2084
void e1000e_write_protect_nvm_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2086
	struct e1000_nvm_info *nvm = &hw->nvm;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2087
	union ich8_flash_protected_range pr0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
	union ich8_hws_flash_status hsfsts;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2089
	u32 gfpreg;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2090
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2091
	nvm->ops.acquire(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2092
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
	gfpreg = er32flash(ICH_FLASH_GFPREG);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2095
	/* Write-protect GbE Sector of NVM */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
	pr0.regval = er32flash(ICH_FLASH_PR0);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2097
	pr0.range.base = gfpreg & FLASH_GFPREG_BASE_MASK;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2098
	pr0.range.limit = ((gfpreg >> 16) & FLASH_GFPREG_BASE_MASK);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2099
	pr0.range.wpe = true;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2100
	ew32flash(ICH_FLASH_PR0, pr0.regval);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2101
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2102
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
	 * Lock down a subset of GbE Flash Control Registers, e.g.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2104
	 * PR0 to prevent the write-protection from being lifted.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
	 * Once FLOCKDN is set, the registers protected by it cannot
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2106
	 * be written until FLOCKDN is cleared by a hardware reset.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2107
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2108
	hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2109
	hsfsts.hsf_status.flockdn = true;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2110
	ew32flash(ICH_FLASH_HSFSTS, hsfsts.regval);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2112
	nvm->ops.release(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2114
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2115
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2116
 *  e1000_write_flash_data_ich8lan - Writes bytes to the NVM
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2117
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2118
 *  @offset: The offset (in bytes) of the byte/word to read.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2119
 *  @size: Size of data to read, 1=byte 2=word
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
 *  @data: The byte(s) to write to the NVM.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2121
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2122
 *  Writes one/two bytes to the NVM using the flash access registers.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
static s32 e1000_write_flash_data_ich8lan(struct e1000_hw *hw, u32 offset,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2125
					  u8 size, u16 data)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2126
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
	union ich8_hws_flash_status hsfsts;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
	union ich8_hws_flash_ctrl hsflctl;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
	u32 flash_linear_addr;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
	u32 flash_data = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
	s32 ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
	u8 count = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2133
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
	if (size < 1 || size > 2 || data > size * 0xff ||
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2135
	    offset > ICH_FLASH_LINEAR_ADDR_MASK)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
		return -E1000_ERR_NVM;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2137
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2138
	flash_linear_addr = (ICH_FLASH_LINEAR_ADDR_MASK & offset) +
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2139
			    hw->nvm.flash_base_addr;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2140
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2141
	do {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2142
		udelay(1);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
		/* Steps */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
		ret_val = e1000_flash_cycle_init_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
			break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
		hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
		/* 0b/1b corresponds to 1 or 2 byte size, respectively. */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
		hsflctl.hsf_ctrl.fldbcount = size -1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2151
		hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_WRITE;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
		ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
		ew32flash(ICH_FLASH_FADDR, flash_linear_addr);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
		if (size == 1)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
			flash_data = (u32)data & 0x00FF;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
		else
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
			flash_data = (u32)data;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2160
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2161
		ew32flash(ICH_FLASH_FDATA0, flash_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2162
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
		/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2164
		 * check if FCERR is set to 1 , if set to 1, clear it
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
		 * and try the whole sequence a few more times else done
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
		 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2167
		ret_val = e1000_flash_cycle_ich8lan(hw,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2168
					       ICH_FLASH_WRITE_COMMAND_TIMEOUT);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2169
		if (!ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2170
			break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2171
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2172
		/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2173
		 * If we're here, then things are most likely
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2174
		 * completely hosed, but if the error condition
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
		 * is detected, it won't hurt to give it another
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2176
		 * try...ICH_FLASH_CYCLE_REPEAT_COUNT times.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
		 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2178
		hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2179
		if (hsfsts.hsf_status.flcerr == 1)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2180
			/* Repeat for some time before giving up. */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
			continue;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2182
		if (hsfsts.hsf_status.flcdone == 0) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2183
			e_dbg("Timeout error - flash cycle "
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2184
				 "did not complete.");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
			break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2187
	} while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2189
	return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2190
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2193
 *  e1000_write_flash_byte_ich8lan - Write a single byte to NVM
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2194
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2195
 *  @offset: The index of the byte to read.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2196
 *  @data: The byte to write to the NVM.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
 *  Writes a single byte to the NVM using the flash access registers.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
static s32 e1000_write_flash_byte_ich8lan(struct e1000_hw *hw, u32 offset,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2201
					  u8 data)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2203
	u16 word = (u16)data;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2204
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2205
	return e1000_write_flash_data_ich8lan(hw, offset, 1, word);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2206
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2207
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2208
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2209
 *  e1000_retry_write_flash_byte_ich8lan - Writes a single byte to NVM
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2210
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2211
 *  @offset: The offset of the byte to write.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
 *  @byte: The byte to write to the NVM.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
 *  Writes a single byte to the NVM using the flash access registers.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2215
 *  Goes through a retry algorithm before giving up.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2216
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
static s32 e1000_retry_write_flash_byte_ich8lan(struct e1000_hw *hw,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
						u32 offset, u8 byte)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
	s32 ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2221
	u16 program_retries;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2222
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2223
	ret_val = e1000_write_flash_byte_ich8lan(hw, offset, byte);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2224
	if (!ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2225
		return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2226
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
	for (program_retries = 0; program_retries < 100; program_retries++) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2228
		e_dbg("Retrying Byte %2.2X at offset %u\n", byte, offset);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2229
		udelay(100);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2230
		ret_val = e1000_write_flash_byte_ich8lan(hw, offset, byte);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
		if (!ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
			break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2233
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
	if (program_retries == 100)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2235
		return -E1000_ERR_NVM;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2236
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2237
	return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2238
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2240
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2241
 *  e1000_erase_flash_bank_ich8lan - Erase a bank (4k) from NVM
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2242
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2243
 *  @bank: 0 for first bank, 1 for second bank, etc.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2244
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2245
 *  Erases the bank specified. Each bank is a 4k block. Banks are 0 based.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2246
 *  bank N is 4096 * N + flash_reg_addr.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2247
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
static s32 e1000_erase_flash_bank_ich8lan(struct e1000_hw *hw, u32 bank)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2249
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2250
	struct e1000_nvm_info *nvm = &hw->nvm;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2251
	union ich8_hws_flash_status hsfsts;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2252
	union ich8_hws_flash_ctrl hsflctl;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
	u32 flash_linear_addr;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
	/* bank size is in 16bit words - adjust to bytes */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2255
	u32 flash_bank_size = nvm->flash_bank_size * 2;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2256
	s32 ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2257
	s32 count = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2258
	s32 j, iteration, sector_size;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2259
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2260
	hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2261
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2262
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2263
	 * Determine HW Sector size: Read BERASE bits of hw flash status
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2264
	 * register
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2265
	 * 00: The Hw sector is 256 bytes, hence we need to erase 16
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2266
	 *     consecutive sectors.  The start index for the nth Hw sector
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
	 *     can be calculated as = bank * 4096 + n * 256
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2268
	 * 01: The Hw sector is 4K bytes, hence we need to erase 1 sector.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2269
	 *     The start index for the nth Hw sector can be calculated
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
	 *     as = bank * 4096
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2271
	 * 10: The Hw sector is 8K bytes, nth sector = bank * 8192
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
	 *     (ich9 only, otherwise error condition)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2273
	 * 11: The Hw sector is 64K bytes, nth sector = bank * 65536
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2274
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2275
	switch (hsfsts.hsf_status.berasesz) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2276
	case 0:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
		/* Hw sector size 256 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
		sector_size = ICH_FLASH_SEG_SIZE_256;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
		iteration = flash_bank_size / ICH_FLASH_SEG_SIZE_256;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
		break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
	case 1:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2282
		sector_size = ICH_FLASH_SEG_SIZE_4K;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2283
		iteration = 1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2284
		break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2285
	case 2:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
		sector_size = ICH_FLASH_SEG_SIZE_8K;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2287
		iteration = 1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2288
		break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2289
	case 3:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2290
		sector_size = ICH_FLASH_SEG_SIZE_64K;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2291
		iteration = 1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
		break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
	default:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2294
		return -E1000_ERR_NVM;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2297
	/* Start with the base address, then add the sector offset. */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2298
	flash_linear_addr = hw->nvm.flash_base_addr;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2299
	flash_linear_addr += (bank) ? flash_bank_size : 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2300
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
	for (j = 0; j < iteration ; j++) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2302
		do {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2303
			/* Steps */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
			ret_val = e1000_flash_cycle_init_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2305
			if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
				return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2307
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2308
			/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
			 * Write a value 11 (block Erase) in Flash
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2310
			 * Cycle field in hw flash control
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2311
			 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2312
			hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2313
			hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_ERASE;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
			ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2316
			/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2317
			 * Write the last 24 bits of an index within the
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2318
			 * block into Flash Linear address field in Flash
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
			 * Address.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
			 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
			flash_linear_addr += (j * sector_size);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2322
			ew32flash(ICH_FLASH_FADDR, flash_linear_addr);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
			ret_val = e1000_flash_cycle_ich8lan(hw,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
					       ICH_FLASH_ERASE_COMMAND_TIMEOUT);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
			if (ret_val == 0)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2327
				break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2328
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
			/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
			 * Check if FCERR is set to 1.  If 1,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
			 * clear it and try the whole sequence
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2332
			 * a few more times else Done
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2333
			 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2334
			hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2335
			if (hsfsts.hsf_status.flcerr == 1)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2336
				/* repeat for some time before giving up */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2337
				continue;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2338
			else if (hsfsts.hsf_status.flcdone == 0)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2339
				return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2340
		} while (++count < ICH_FLASH_CYCLE_REPEAT_COUNT);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2342
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2343
	return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2344
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
 *  e1000_valid_led_default_ich8lan - Set the default LED settings
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2349
 *  @data: Pointer to the LED settings
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
 *  Reads the LED default settings from the NVM to data.  If the NVM LED
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2352
 *  settings is all 0's or F's, set the LED default to a valid LED default
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2353
 *  setting.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2354
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
static s32 e1000_valid_led_default_ich8lan(struct e1000_hw *hw, u16 *data)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
	s32 ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
	ret_val = e1000_read_nvm(hw, NVM_ID_LED_SETTINGS, 1, data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
	if (ret_val) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2361
		e_dbg("NVM Read Error\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2362
		return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2365
	if (*data == ID_LED_RESERVED_0000 ||
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2366
	    *data == ID_LED_RESERVED_FFFF)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2367
		*data = ID_LED_DEFAULT_ICH8LAN;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2368
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
	return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2370
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2372
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
 *  e1000_id_led_init_pchlan - store LED configurations
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2375
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
 *  PCH does not control LEDs via the LEDCTL register, rather it uses
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
 *  the PHY LED configuration register.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2378
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
 *  PCH also does not have an "always on" or "always off" mode which
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
 *  complicates the ID feature.  Instead of using the "on" mode to indicate
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
 *  in ledctl_mode2 the LEDs to use for ID (see e1000e_id_led_init()),
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
 *  use "link_up" mode.  The LEDs will still ID on request if there is no
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2383
 *  link based on logic in e1000_led_[on|off]_pchlan().
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2384
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2385
static s32 e1000_id_led_init_pchlan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2386
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
	struct e1000_mac_info *mac = &hw->mac;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2388
	s32 ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2389
	const u32 ledctl_on = E1000_LEDCTL_MODE_LINK_UP;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
	const u32 ledctl_off = E1000_LEDCTL_MODE_LINK_UP | E1000_PHY_LED0_IVRT;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2391
	u16 data, i, temp, shift;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2392
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
	/* Get default ID LED modes */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
	ret_val = hw->nvm.ops.valid_led_default(hw, &data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2395
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
	mac->ledctl_default = er32(LEDCTL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2399
	mac->ledctl_mode1 = mac->ledctl_default;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
	mac->ledctl_mode2 = mac->ledctl_default;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2402
	for (i = 0; i < 4; i++) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2403
		temp = (data >> (i << 2)) & E1000_LEDCTL_LED0_MODE_MASK;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2404
		shift = (i * 5);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2405
		switch (temp) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2406
		case ID_LED_ON1_DEF2:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2407
		case ID_LED_ON1_ON2:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2408
		case ID_LED_ON1_OFF2:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2409
			mac->ledctl_mode1 &= ~(E1000_PHY_LED0_MASK << shift);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2410
			mac->ledctl_mode1 |= (ledctl_on << shift);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2411
			break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2412
		case ID_LED_OFF1_DEF2:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2413
		case ID_LED_OFF1_ON2:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2414
		case ID_LED_OFF1_OFF2:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2415
			mac->ledctl_mode1 &= ~(E1000_PHY_LED0_MASK << shift);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
			mac->ledctl_mode1 |= (ledctl_off << shift);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
			break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
		default:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2419
			/* Do nothing */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
			break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
		switch (temp) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
		case ID_LED_DEF1_ON2:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2424
		case ID_LED_ON1_ON2:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2425
		case ID_LED_OFF1_ON2:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2426
			mac->ledctl_mode2 &= ~(E1000_PHY_LED0_MASK << shift);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2427
			mac->ledctl_mode2 |= (ledctl_on << shift);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2428
			break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
		case ID_LED_DEF1_OFF2:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2430
		case ID_LED_ON1_OFF2:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2431
		case ID_LED_OFF1_OFF2:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2432
			mac->ledctl_mode2 &= ~(E1000_PHY_LED0_MASK << shift);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
			mac->ledctl_mode2 |= (ledctl_off << shift);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
			break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
		default:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
			/* Do nothing */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
			break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2438
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
out:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
	return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2444
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2445
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
 *  e1000_get_bus_info_ich8lan - Get/Set the bus type and width
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2447
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2448
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
 *  ICH8 use the PCI Express bus, but does not contain a PCI Express Capability
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2450
 *  register, so the the bus width is hard coded.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2451
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
static s32 e1000_get_bus_info_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
	struct e1000_bus_info *bus = &hw->bus;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2455
	s32 ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2456
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2457
	ret_val = e1000e_get_bus_info_pcie(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
	 * ICH devices are "PCI Express"-ish.  They have
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
	 * a configuration space, but do not contain
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
	 * PCI Express Capability registers, so bus width
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2463
	 * must be hardcoded.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2464
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2465
	if (bus->width == e1000_bus_width_unknown)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
		bus->width = e1000_bus_width_pcie_x1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2468
	return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
 *  e1000_reset_hw_ich8lan - Reset the hardware
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
 *  Does a full reset of the hardware which includes a reset of the PHY and
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2476
 *  MAC.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2478
static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2481
	u16 reg;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2482
	u32 ctrl, icr, kab;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2483
	s32 ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2484
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2485
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2486
	 * Prevent the PCI-E bus from sticking if there is no TLP connection
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
	 * on the last TLP read/write transaction when MAC is reset.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2488
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
	ret_val = e1000e_disable_pcie_master(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2490
	if (ret_val) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2491
		e_dbg("PCI-E Master disable polling has failed.\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2493
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
	e_dbg("Masking off all interrupts\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2495
	ew32(IMC, 0xffffffff);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2496
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2497
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2498
	 * Disable the Transmit and Receive units.  Then delay to allow
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2499
	 * any pending transactions to complete before we hit the MAC
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
	 * with the global reset.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
	ew32(RCTL, 0);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
	ew32(TCTL, E1000_TCTL_PSP);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2504
	e1e_flush();
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2505
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2506
	msleep(10);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2507
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2508
	/* Workaround for ICH8 bit corruption issue in FIFO memory */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2509
	if (hw->mac.type == e1000_ich8lan) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
		/* Set Tx and Rx buffer allocation to 8k apiece. */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2511
		ew32(PBA, E1000_PBA_8K);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2512
		/* Set Packet Buffer Size to 16k. */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2513
		ew32(PBS, E1000_PBS_16K);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2514
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2515
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2516
	if (hw->mac.type == e1000_pchlan) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2517
		/* Save the NVM K1 bit setting*/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
		ret_val = e1000_read_nvm(hw, E1000_NVM_K1_CONFIG, 1, &reg);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2520
			return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2521
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2522
		if (reg & E1000_NVM_K1_ENABLE)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2523
			dev_spec->nvm_k1_enabled = true;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2524
		else
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2525
			dev_spec->nvm_k1_enabled = false;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2528
	ctrl = er32(CTRL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2529
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2530
	if (!e1000_check_reset_block(hw)) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
		/* Clear PHY Reset Asserted bit */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2532
		if (hw->mac.type >= e1000_pchlan) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2533
			u32 status = er32(STATUS);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2534
			ew32(STATUS, status & ~E1000_STATUS_PHYRA);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2535
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
		/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2538
		 * PHY HW reset requires MAC CORE reset at the same
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2539
		 * time to make sure the interface between MAC and the
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
		 * external PHY is reset.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
		 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2542
		ctrl |= E1000_CTRL_PHY_RST;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2543
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
	ret_val = e1000_acquire_swflag_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
	e_dbg("Issuing a global reset to ich8lan\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
	ew32(CTRL, (ctrl | E1000_CTRL_RST));
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
	msleep(20);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2548
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
	if (!ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2550
		e1000_release_swflag_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2551
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
	/* Perform any necessary post-reset workarounds */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
	if (hw->mac.type == e1000_pchlan)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
		ret_val = e1000_hv_phy_workarounds_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2556
	if (ctrl & E1000_CTRL_PHY_RST)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2557
		ret_val = hw->phy.ops.get_cfg_done(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2558
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2559
	if (hw->mac.type >= e1000_ich10lan) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2560
		e1000_lan_init_done_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
	} else {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2562
		ret_val = e1000e_get_auto_rd_done(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2563
		if (ret_val) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
			/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2565
			 * When auto config read does not complete, do not
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
			 * return with an error. This can happen in situations
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2567
			 * where there is no eeprom and prevents getting link.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2568
			 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2569
			e_dbg("Auto Read Done did not complete\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2570
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2571
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
	/* Dummy read to clear the phy wakeup bit after lcd reset */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
	if (hw->mac.type == e1000_pchlan)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2574
		e1e_rphy(hw, BM_WUC, &reg);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2575
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2576
	ret_val = e1000_sw_lcd_config_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
		goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
	if (hw->mac.type == e1000_pchlan) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2581
		ret_val = e1000_oem_bits_config_ich8lan(hw, true);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2582
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2583
			goto out;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2584
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2585
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2586
	 * For PCH, this write will make sure that any noise
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
	 * will be detected as a CRC error and be dropped rather than show up
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2588
	 * as a bad packet to the DMA engine.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2589
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2590
	if (hw->mac.type == e1000_pchlan)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2591
		ew32(CRC_OFFSET, 0x65656565);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2592
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2593
	ew32(IMC, 0xffffffff);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2594
	icr = er32(ICR);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2596
	kab = er32(KABGTXD);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2597
	kab |= E1000_KABGTXD_BGSQLBIAS;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
	ew32(KABGTXD, kab);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2599
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
out:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2601
	return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2602
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2605
 *  e1000_init_hw_ich8lan - Initialize the hardware
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2606
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2608
 *  Prepares the hardware for transmit and receive by doing the following:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
 *   - initialize hardware bits
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
 *   - initialize LED identification
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
 *   - setup receive address registers
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
 *   - setup flow control
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2613
 *   - setup transmit descriptors
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2614
 *   - clear statistics
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2616
static s32 e1000_init_hw_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2618
	struct e1000_mac_info *mac = &hw->mac;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2619
	u32 ctrl_ext, txdctl, snoop;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
	s32 ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
	u16 i;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2622
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
	e1000_initialize_hw_bits_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2624
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2625
	/* Initialize identification LED */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2626
	ret_val = mac->ops.id_led_init(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2627
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
		e_dbg("Error initializing identification LED\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2629
		/* This is not fatal and we should not stop init due to this */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2630
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2631
	/* Setup the receive address. */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2632
	e1000e_init_rx_addrs(hw, mac->rar_entry_count);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2633
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2634
	/* Zero out the Multicast HASH table */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2635
	e_dbg("Zeroing the MTA\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2636
	for (i = 0; i < mac->mta_reg_count; i++)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
		E1000_WRITE_REG_ARRAY(hw, E1000_MTA, i, 0);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2639
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
	 * The 82578 Rx buffer will stall if wakeup is enabled in host and
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
	 * the ME.  Reading the BM_WUC register will clear the host wakeup bit.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2642
	 * Reset the phy after disabling host wakeup to reset the Rx buffer.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2643
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2644
	if (hw->phy.type == e1000_phy_82578) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2645
		hw->phy.ops.read_reg(hw, BM_WUC, &i);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2646
		ret_val = e1000_phy_hw_reset_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2648
			return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2649
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2651
	/* Setup link and flow control */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2652
	ret_val = e1000_setup_link_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2653
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
	/* Set the transmit descriptor write-back policy for both queues */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
	txdctl = er32(TXDCTL(0));
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
	txdctl = (txdctl & ~E1000_TXDCTL_WTHRESH) |
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
		 E1000_TXDCTL_FULL_TX_DESC_WB;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
	txdctl = (txdctl & ~E1000_TXDCTL_PTHRESH) |
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2659
		 E1000_TXDCTL_MAX_TX_DESC_PREFETCH;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
	ew32(TXDCTL(0), txdctl);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
	txdctl = er32(TXDCTL(1));
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
	txdctl = (txdctl & ~E1000_TXDCTL_WTHRESH) |
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2663
		 E1000_TXDCTL_FULL_TX_DESC_WB;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
	txdctl = (txdctl & ~E1000_TXDCTL_PTHRESH) |
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2665
		 E1000_TXDCTL_MAX_TX_DESC_PREFETCH;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2666
	ew32(TXDCTL(1), txdctl);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2667
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2668
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2669
	 * ICH8 has opposite polarity of no_snoop bits.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
	 * By default, we should use snoop behavior.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2671
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2672
	if (mac->type == e1000_ich8lan)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
		snoop = PCIE_ICH8_SNOOP_ALL;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
	else
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2675
		snoop = (u32) ~(PCIE_NO_SNOOP_ALL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2676
	e1000e_set_pcie_no_snoop(hw, snoop);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2677
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
	ctrl_ext = er32(CTRL_EXT);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
	ctrl_ext |= E1000_CTRL_EXT_RO_DIS;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2680
	ew32(CTRL_EXT, ctrl_ext);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2681
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2682
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2683
	 * Clear all of the statistics registers (clear on read).  It is
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2684
	 * important that we do this after we have tried to establish link
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
	 * because the symbol error count will increment wildly if there
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2686
	 * is no link.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
	e1000_clear_hw_cntrs_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2690
	return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2693
 *  e1000_initialize_hw_bits_ich8lan - Initialize required hardware bits
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2695
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
 *  Sets/Clears required hardware bits necessary for correctly setting up the
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2697
 *  hardware for transmit and receive.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
static void e1000_initialize_hw_bits_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2701
	u32 reg;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2702
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2703
	/* Extended Device Control */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
	reg = er32(CTRL_EXT);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2705
	reg |= (1 << 22);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
	/* Enable PHY low-power state when MAC is at D3 w/o WoL */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
	if (hw->mac.type >= e1000_pchlan)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2708
		reg |= E1000_CTRL_EXT_PHYPDEN;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2709
	ew32(CTRL_EXT, reg);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
	/* Transmit Descriptor Control 0 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
	reg = er32(TXDCTL(0));
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
	reg |= (1 << 22);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
	ew32(TXDCTL(0), reg);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2715
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2716
	/* Transmit Descriptor Control 1 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2717
	reg = er32(TXDCTL(1));
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2718
	reg |= (1 << 22);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2719
	ew32(TXDCTL(1), reg);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2720
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2721
	/* Transmit Arbitration Control 0 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2722
	reg = er32(TARC(0));
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2723
	if (hw->mac.type == e1000_ich8lan)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2724
		reg |= (1 << 28) | (1 << 29);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
	reg |= (1 << 23) | (1 << 24) | (1 << 26) | (1 << 27);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
	ew32(TARC(0), reg);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2727
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
	/* Transmit Arbitration Control 1 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2729
	reg = er32(TARC(1));
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
	if (er32(TCTL) & E1000_TCTL_MULR)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
		reg &= ~(1 << 28);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2732
	else
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2733
		reg |= (1 << 28);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2734
	reg |= (1 << 24) | (1 << 26) | (1 << 30);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
	ew32(TARC(1), reg);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2736
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2737
	/* Device Status */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2738
	if (hw->mac.type == e1000_ich8lan) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2739
		reg = er32(STATUS);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2740
		reg &= ~(1 << 31);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2741
		ew32(STATUS, reg);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2742
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2743
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2744
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2745
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2746
 *  e1000_setup_link_ich8lan - Setup flow control and link settings
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2749
 *  Determines which flow control settings to use, then configures flow
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2750
 *  control.  Calls the appropriate media-specific link configuration
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2751
 *  function.  Assuming the adapter has a valid link partner, a valid link
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2752
 *  should be established.  Assumes the hardware has previously been reset
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2753
 *  and the transmitter and receiver are not enabled.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2754
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2755
static s32 e1000_setup_link_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2756
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2757
	s32 ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
	if (e1000_check_reset_block(hw))
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2760
		return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2761
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2762
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
	 * ICH parts do not have a word in the NVM to determine
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
	 * the default flow control setting, so we explicitly
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2765
	 * set it to full.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2766
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
	if (hw->fc.requested_mode == e1000_fc_default) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
		/* Workaround h/w hang when Tx flow control enabled */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2769
		if (hw->mac.type == e1000_pchlan)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
			hw->fc.requested_mode = e1000_fc_rx_pause;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2771
		else
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2772
			hw->fc.requested_mode = e1000_fc_full;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2773
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2774
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
	 * Save off the requested flow control mode for use later.  Depending
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2777
	 * on the link partner's capabilities, we may or may not use this mode.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2778
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
	hw->fc.current_mode = hw->fc.requested_mode;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2780
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2781
	e_dbg("After fix-ups FlowControl is now = %x\n",
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2782
		hw->fc.current_mode);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2783
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
	/* Continue to configure the copper link. */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2785
	ret_val = e1000_setup_copper_link_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2786
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2787
		return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2788
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
	ew32(FCTTV, hw->fc.pause_time);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2790
	if ((hw->phy.type == e1000_phy_82578) ||
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2791
	    (hw->phy.type == e1000_phy_82577)) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
		ret_val = hw->phy.ops.write_reg(hw,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
		                             PHY_REG(BM_PORT_CTRL_PAGE, 27),
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
		                             hw->fc.pause_time);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2795
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2796
			return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2798
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
	return e1000e_set_fc_watermarks(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
 *  e1000_setup_copper_link_ich8lan - Configure MAC/PHY interface
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2804
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
 *  Configures the kumeran interface to the PHY to wait the appropriate time
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2807
 *  when polling the PHY, then call the generic setup_copper_link to finish
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2808
 *  configuring the copper link.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2809
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
static s32 e1000_setup_copper_link_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2812
	u32 ctrl;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2813
	s32 ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
	u16 reg_data;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2816
	ctrl = er32(CTRL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2817
	ctrl |= E1000_CTRL_SLU;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2818
	ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2819
	ew32(CTRL, ctrl);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2821
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2822
	 * Set the mac to wait the maximum time between each iteration
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2823
	 * and increase the max iterations when polling the phy;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2824
	 * this fixes erroneous timeouts at 10Mbps.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2825
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2826
	ret_val = e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_TIMEOUTS, 0xFFFF);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2827
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2828
		return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2829
	ret_val = e1000e_read_kmrn_reg(hw, E1000_KMRNCTRLSTA_INBAND_PARAM,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2830
	                               &reg_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2831
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2832
		return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2833
	reg_data |= 0x3F;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2834
	ret_val = e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_INBAND_PARAM,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2835
	                                reg_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2837
		return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2839
	switch (hw->phy.type) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
	case e1000_phy_igp_3:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
		ret_val = e1000e_copper_link_setup_igp(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2842
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2843
			return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2844
		break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2845
	case e1000_phy_bm:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
	case e1000_phy_82578:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
		ret_val = e1000e_copper_link_setup_m88(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2849
			return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2850
		break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2851
	case e1000_phy_82577:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
		ret_val = e1000_copper_link_setup_82577(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
			return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2855
		break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2856
	case e1000_phy_ife:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2857
		ret_val = hw->phy.ops.read_reg(hw, IFE_PHY_MDIX_CONTROL,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
		                               &reg_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
			return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
		reg_data &= ~IFE_PMC_AUTO_MDIX;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
		switch (hw->phy.mdix) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
		case 1:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
			reg_data &= ~IFE_PMC_FORCE_MDIX;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
			break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
		case 2:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
			reg_data |= IFE_PMC_FORCE_MDIX;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2870
			break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
		case 0:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2872
		default:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
			reg_data |= IFE_PMC_AUTO_MDIX;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
			break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2876
		ret_val = hw->phy.ops.write_reg(hw, IFE_PHY_MDIX_CONTROL,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
		                                reg_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2879
			return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
		break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
	default:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
		break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2884
	return e1000e_setup_copper_link(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2887
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2888
 *  e1000_get_link_up_info_ich8lan - Get current link speed and duplex
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2889
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2890
 *  @speed: pointer to store current link speed
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
 *  @duplex: pointer to store the current link duplex
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2892
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2893
 *  Calls the generic get_speed_and_duplex to retrieve the current link
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2894
 *  information and then calls the Kumeran lock loss workaround for links at
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
 *  gigabit speeds.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
static s32 e1000_get_link_up_info_ich8lan(struct e1000_hw *hw, u16 *speed,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
					  u16 *duplex)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2899
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2900
	s32 ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2901
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
	ret_val = e1000e_get_speed_and_duplex_copper(hw, speed, duplex);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2904
		return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2905
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2906
	if ((hw->mac.type == e1000_ich8lan) &&
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2907
	    (hw->phy.type == e1000_phy_igp_3) &&
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
	    (*speed == SPEED_1000)) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2909
		ret_val = e1000_kmrn_lock_loss_workaround_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
	return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2913
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2916
 *  e1000_kmrn_lock_loss_workaround_ich8lan - Kumeran workaround
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2917
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2918
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2919
 *  Work-around for 82566 Kumeran PCS lock loss:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
 *  On link status change (i.e. PCI reset, speed change) and link is up and
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
 *  speed is gigabit-
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2922
 *    0) if workaround is optionally disabled do nothing
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2923
 *    1) wait 1ms for Kumeran link to come up
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
 *    2) check Kumeran Diagnostic register PCS lock loss bit
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
 *    3) if not set the link is locked (all is good), otherwise...
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2926
 *    4) reset the PHY
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2927
 *    5) repeat up to 10 times
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2928
 *  Note: this is only called for IGP3 copper when speed is 1gb.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2929
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
static s32 e1000_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2931
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2932
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
	u32 phy_ctrl;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
	s32 ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
	u16 i, data;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
	bool link;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2938
	if (!dev_spec->kmrn_lock_loss_workaround_enabled)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
		return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2940
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2941
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2942
	 * Make sure link is up before proceeding.  If not just return.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
	 * Attempting this while link is negotiating fouled up link
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2944
	 * stability
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
	if (!link)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
		return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2950
	for (i = 0; i < 10; i++) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
		/* read once to clear */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
		ret_val = e1e_rphy(hw, IGP3_KMRN_DIAG, &data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
			return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2955
		/* and again to get new status */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2956
		ret_val = e1e_rphy(hw, IGP3_KMRN_DIAG, &data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
		if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
			return ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2960
		/* check for PCS lock */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2961
		if (!(data & IGP3_KMRN_DIAG_PCS_LOCK_LOSS))
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2962
			return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2964
		/* Issue PHY reset */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
		e1000_phy_hw_reset(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2966
		mdelay(5);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
	/* Disable GigE link negotiation */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2969
	phy_ctrl = er32(PHY_CTRL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2970
	phy_ctrl |= (E1000_PHY_CTRL_GBE_DISABLE |
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
		     E1000_PHY_CTRL_NOND0A_GBE_DISABLE);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2972
	ew32(PHY_CTRL, phy_ctrl);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2973
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2974
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2975
	 * Call gig speed drop workaround on Gig disable before accessing
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2976
	 * any PHY registers
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
	e1000e_gig_downshift_workaround_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2980
	/* unable to acquire PCS lock */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
	return -E1000_ERR_PHY;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2982
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2984
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2985
 *  e1000_set_kmrn_lock_loss_workaround_ich8lan - Set Kumeran workaround state
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2987
 *  @state: boolean value used to set the current Kumeran workaround state
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2988
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
 *  If ICH8, set the current Kumeran workaround state (enabled - true
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
 *  /disabled - false).
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
void e1000e_set_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
						 bool state)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2995
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2996
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
	if (hw->mac.type != e1000_ich8lan) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
		e_dbg("Workaround applies to ICH8 only.\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2999
		return;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
	dev_spec->kmrn_lock_loss_workaround_enabled = state;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3004
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3005
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3006
 *  e1000_ipg3_phy_powerdown_workaround_ich8lan - Power down workaround on D3
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3007
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3008
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3009
 *  Workaround for 82566 power-down on D3 entry:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3010
 *    1) disable gigabit link
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3011
 *    2) write VR power-down enable
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3012
 *    3) read it back
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
 *  Continue if successful, else issue LCD reset and repeat
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3015
void e1000e_igp3_phy_powerdown_workaround_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3017
	u32 reg;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3018
	u16 data;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3019
	u8  retry = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3020
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
	if (hw->phy.type != e1000_phy_igp_3)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3022
		return;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3023
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
	/* Try the workaround twice (if needed) */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
	do {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
		/* Disable link */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3027
		reg = er32(PHY_CTRL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3028
		reg |= (E1000_PHY_CTRL_GBE_DISABLE |
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
			E1000_PHY_CTRL_NOND0A_GBE_DISABLE);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3030
		ew32(PHY_CTRL, reg);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3031
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3032
		/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3033
		 * Call gig speed drop workaround on Gig disable before
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3034
		 * accessing any PHY registers
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
		 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
		if (hw->mac.type == e1000_ich8lan)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3037
			e1000e_gig_downshift_workaround_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3038
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
		/* Write VR power-down enable */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3040
		e1e_rphy(hw, IGP3_VR_CTRL, &data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3041
		data &= ~IGP3_VR_CTRL_DEV_POWERDOWN_MODE_MASK;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3042
		e1e_wphy(hw, IGP3_VR_CTRL, data | IGP3_VR_CTRL_MODE_SHUTDOWN);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3043
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
		/* Read it back and test */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
		e1e_rphy(hw, IGP3_VR_CTRL, &data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3046
		data &= IGP3_VR_CTRL_DEV_POWERDOWN_MODE_MASK;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
		if ((data == IGP3_VR_CTRL_MODE_SHUTDOWN) || retry)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
			break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3049
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3050
		/* Issue PHY reset and repeat at most one more time */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3051
		reg = er32(CTRL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
		ew32(CTRL, reg | E1000_CTRL_PHY_RST);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3053
		retry++;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3054
	} while (retry);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3055
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3056
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
 *  e1000e_gig_downshift_workaround_ich8lan - WoL from S5 stops working
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
 *  Steps to take when dropping from 1Gb/s (eg. link cable removal (LSC),
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3062
 *  LPLU, Gig disable, MDIC PHY reset):
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3063
 *    1) Set Kumeran Near-end loopback
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3064
 *    2) Clear Kumeran Near-end loopback
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3065
 *  Should only be called for ICH8[m] devices with IGP_3 Phy.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3066
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3067
void e1000e_gig_downshift_workaround_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3068
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3069
	s32 ret_val;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3070
	u16 reg_data;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3071
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3072
	if ((hw->mac.type != e1000_ich8lan) ||
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3073
	    (hw->phy.type != e1000_phy_igp_3))
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3074
		return;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3075
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3076
	ret_val = e1000e_read_kmrn_reg(hw, E1000_KMRNCTRLSTA_DIAG_OFFSET,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3077
				      &reg_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3078
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3079
		return;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3080
	reg_data |= E1000_KMRNCTRLSTA_DIAG_NELPBK;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3081
	ret_val = e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_DIAG_OFFSET,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3082
				       reg_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3083
	if (ret_val)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3084
		return;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3085
	reg_data &= ~E1000_KMRNCTRLSTA_DIAG_NELPBK;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3086
	ret_val = e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_DIAG_OFFSET,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3087
				       reg_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3088
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3089
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3090
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3091
 *  e1000e_disable_gig_wol_ich8lan - disable gig during WoL
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3092
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3093
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3094
 *  During S0 to Sx transition, it is possible the link remains at gig
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3095
 *  instead of negotiating to a lower speed.  Before going to Sx, set
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3096
 *  'LPLU Enabled' and 'Gig Disable' to force link speed negotiation
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3097
 *  to a lower speed.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3098
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3099
 *  Should only be called for applicable parts.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3100
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3101
void e1000e_disable_gig_wol_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3102
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3103
	u32 phy_ctrl;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3104
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3105
	switch (hw->mac.type) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3106
	case e1000_ich8lan:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3107
	case e1000_ich9lan:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3108
	case e1000_ich10lan:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3109
	case e1000_pchlan:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3110
		phy_ctrl = er32(PHY_CTRL);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3111
		phy_ctrl |= E1000_PHY_CTRL_D0A_LPLU |
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3112
		            E1000_PHY_CTRL_GBE_DISABLE;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3113
		ew32(PHY_CTRL, phy_ctrl);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3114
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3115
		if (hw->mac.type == e1000_pchlan)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3116
			e1000_phy_hw_reset_ich8lan(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3117
	default:
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3118
		break;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3119
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3120
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3121
	return;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3122
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3123
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3124
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3125
 *  e1000_cleanup_led_ich8lan - Restore the default LED operation
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3126
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3127
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3128
 *  Return the LED back to the default configuration.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3129
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3130
static s32 e1000_cleanup_led_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3131
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3132
	if (hw->phy.type == e1000_phy_ife)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3133
		return e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED, 0);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3134
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3135
	ew32(LEDCTL, hw->mac.ledctl_default);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3136
	return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3137
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3138
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3139
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3140
 *  e1000_led_on_ich8lan - Turn LEDs on
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3141
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3142
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3143
 *  Turn on the LEDs.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3144
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3145
static s32 e1000_led_on_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3146
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3147
	if (hw->phy.type == e1000_phy_ife)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3148
		return e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3149
				(IFE_PSCL_PROBE_MODE | IFE_PSCL_PROBE_LEDS_ON));
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3150
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3151
	ew32(LEDCTL, hw->mac.ledctl_mode2);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3152
	return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3153
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3154
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3155
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3156
 *  e1000_led_off_ich8lan - Turn LEDs off
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3157
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3158
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3159
 *  Turn off the LEDs.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3160
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3161
static s32 e1000_led_off_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3162
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3163
	if (hw->phy.type == e1000_phy_ife)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3164
		return e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3165
			       (IFE_PSCL_PROBE_MODE | IFE_PSCL_PROBE_LEDS_OFF));
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3166
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3167
	ew32(LEDCTL, hw->mac.ledctl_mode1);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3168
	return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3169
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3170
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3171
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3172
 *  e1000_setup_led_pchlan - Configures SW controllable LED
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3173
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3174
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3175
 *  This prepares the SW controllable LED for use.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3176
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3177
static s32 e1000_setup_led_pchlan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3178
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3179
	return hw->phy.ops.write_reg(hw, HV_LED_CONFIG,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3180
					(u16)hw->mac.ledctl_mode1);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3181
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3182
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3183
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3184
 *  e1000_cleanup_led_pchlan - Restore the default LED operation
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3185
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3186
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3187
 *  Return the LED back to the default configuration.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3188
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3189
static s32 e1000_cleanup_led_pchlan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3190
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3191
	return hw->phy.ops.write_reg(hw, HV_LED_CONFIG,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3192
					(u16)hw->mac.ledctl_default);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3193
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3194
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3195
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3196
 *  e1000_led_on_pchlan - Turn LEDs on
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3197
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3198
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3199
 *  Turn on the LEDs.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3200
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3201
static s32 e1000_led_on_pchlan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3202
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3203
	u16 data = (u16)hw->mac.ledctl_mode2;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3204
	u32 i, led;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3205
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3206
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3207
	 * If no link, then turn LED on by setting the invert bit
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3208
	 * for each LED that's mode is "link_up" in ledctl_mode2.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3209
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3210
	if (!(er32(STATUS) & E1000_STATUS_LU)) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3211
		for (i = 0; i < 3; i++) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3212
			led = (data >> (i * 5)) & E1000_PHY_LED0_MASK;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3213
			if ((led & E1000_PHY_LED0_MODE_MASK) !=
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3214
			    E1000_LEDCTL_MODE_LINK_UP)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3215
				continue;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3216
			if (led & E1000_PHY_LED0_IVRT)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3217
				data &= ~(E1000_PHY_LED0_IVRT << (i * 5));
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3218
			else
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3219
				data |= (E1000_PHY_LED0_IVRT << (i * 5));
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3220
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3221
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3222
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3223
	return hw->phy.ops.write_reg(hw, HV_LED_CONFIG, data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3224
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3225
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3226
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3227
 *  e1000_led_off_pchlan - Turn LEDs off
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3228
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3229
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3230
 *  Turn off the LEDs.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3231
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3232
static s32 e1000_led_off_pchlan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3233
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3234
	u16 data = (u16)hw->mac.ledctl_mode1;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3235
	u32 i, led;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3236
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3237
	/*
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3238
	 * If no link, then turn LED off by clearing the invert bit
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3239
	 * for each LED that's mode is "link_up" in ledctl_mode1.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3240
	 */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3241
	if (!(er32(STATUS) & E1000_STATUS_LU)) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3242
		for (i = 0; i < 3; i++) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3243
			led = (data >> (i * 5)) & E1000_PHY_LED0_MASK;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3244
			if ((led & E1000_PHY_LED0_MODE_MASK) !=
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3245
			    E1000_LEDCTL_MODE_LINK_UP)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3246
				continue;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3247
			if (led & E1000_PHY_LED0_IVRT)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3248
				data &= ~(E1000_PHY_LED0_IVRT << (i * 5));
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3249
			else
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3250
				data |= (E1000_PHY_LED0_IVRT << (i * 5));
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3251
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3252
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3253
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3254
	return hw->phy.ops.write_reg(hw, HV_LED_CONFIG, data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3255
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3256
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3257
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3258
 *  e1000_get_cfg_done_ich8lan - Read config done bit
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3259
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3260
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3261
 *  Read the management control register for the config done bit for
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3262
 *  completion status.  NOTE: silicon which is EEPROM-less will fail trying
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3263
 *  to read the config done bit, so an error is *ONLY* logged and returns
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3264
 *  0.  If we were to return with error, EEPROM-less silicon
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3265
 *  would not be able to be reset or change link.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3266
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3267
static s32 e1000_get_cfg_done_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3268
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3269
	u32 bank = 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3270
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3271
	if (hw->mac.type >= e1000_pchlan) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3272
		u32 status = er32(STATUS);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3273
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3274
		if (status & E1000_STATUS_PHYRA)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3275
			ew32(STATUS, status & ~E1000_STATUS_PHYRA);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3276
		else
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3277
			e_dbg("PHY Reset Asserted not set - needs delay\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3278
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3279
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3280
	e1000e_get_cfg_done(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3281
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3282
	/* If EEPROM is not marked present, init the IGP 3 PHY manually */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3283
	if ((hw->mac.type != e1000_ich10lan) &&
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3284
	    (hw->mac.type != e1000_pchlan)) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3285
		if (((er32(EECD) & E1000_EECD_PRES) == 0) &&
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3286
		    (hw->phy.type == e1000_phy_igp_3)) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3287
			e1000e_phy_init_script_igp3(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3288
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3289
	} else {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3290
		if (e1000_valid_nvm_bank_detect_ich8lan(hw, &bank)) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3291
			/* Maybe we should do a basic PHY config */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3292
			e_dbg("EEPROM not present\n");
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3293
			return -E1000_ERR_CONFIG;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3294
		}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3295
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3296
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3297
	return 0;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3298
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3299
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3300
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3301
 * e1000_power_down_phy_copper_ich8lan - Remove link during PHY power down
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3302
 * @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3303
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3304
 * In the case of a PHY power down to save power, or to turn off link during a
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3305
 * driver unload, or wake on lan is not enabled, remove the link.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3306
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3307
static void e1000_power_down_phy_copper_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3308
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3309
	/* If the management interface is not enabled, then power down */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3310
	if (!(hw->mac.ops.check_mng_mode(hw) ||
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3311
	      hw->phy.ops.check_reset_block(hw)))
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3312
		e1000_power_down_phy_copper(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3313
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3314
	return;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3315
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3316
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3317
/**
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3318
 *  e1000_clear_hw_cntrs_ich8lan - Clear statistical counters
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3319
 *  @hw: pointer to the HW structure
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3320
 *
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3321
 *  Clears hardware counters specific to the silicon family and calls
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3322
 *  clear_hw_cntrs_generic to clear all general purpose counters.
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3323
 **/
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3324
static void e1000_clear_hw_cntrs_ich8lan(struct e1000_hw *hw)
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3325
{
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3326
	u16 phy_data;
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3327
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3328
	e1000e_clear_hw_cntrs_base(hw);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3329
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3330
	er32(ALGNERRC);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3331
	er32(RXERRC);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3332
	er32(TNCRS);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3333
	er32(CEXTERR);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3334
	er32(TSCTC);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3335
	er32(TSCTFC);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3336
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3337
	er32(MGTPRC);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3338
	er32(MGTPDC);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3339
	er32(MGTPTC);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3340
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3341
	er32(IAC);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3342
	er32(ICRXOC);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3343
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3344
	/* Clear PHY statistics registers */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3345
	if ((hw->phy.type == e1000_phy_82578) ||
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3346
	    (hw->phy.type == e1000_phy_82577)) {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3347
		hw->phy.ops.read_reg(hw, HV_SCC_UPPER, &phy_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3348
		hw->phy.ops.read_reg(hw, HV_SCC_LOWER, &phy_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3349
		hw->phy.ops.read_reg(hw, HV_ECOL_UPPER, &phy_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3350
		hw->phy.ops.read_reg(hw, HV_ECOL_LOWER, &phy_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3351
		hw->phy.ops.read_reg(hw, HV_MCC_UPPER, &phy_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3352
		hw->phy.ops.read_reg(hw, HV_MCC_LOWER, &phy_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3353
		hw->phy.ops.read_reg(hw, HV_LATECOL_UPPER, &phy_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3354
		hw->phy.ops.read_reg(hw, HV_LATECOL_LOWER, &phy_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3355
		hw->phy.ops.read_reg(hw, HV_COLC_UPPER, &phy_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3356
		hw->phy.ops.read_reg(hw, HV_COLC_LOWER, &phy_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3357
		hw->phy.ops.read_reg(hw, HV_DC_UPPER, &phy_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3358
		hw->phy.ops.read_reg(hw, HV_DC_LOWER, &phy_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3359
		hw->phy.ops.read_reg(hw, HV_TNCRS_UPPER, &phy_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3360
		hw->phy.ops.read_reg(hw, HV_TNCRS_LOWER, &phy_data);
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3361
	}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3362
}
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3363
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3364
static struct e1000_mac_operations ich8_mac_ops = {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3365
	.id_led_init		= e1000e_id_led_init,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3366
	.check_mng_mode		= e1000_check_mng_mode_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3367
	.check_for_link		= e1000_check_for_copper_link_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3368
	/* cleanup_led dependent on mac type */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3369
	.clear_hw_cntrs		= e1000_clear_hw_cntrs_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3370
	.get_bus_info		= e1000_get_bus_info_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3371
	.get_link_up_info	= e1000_get_link_up_info_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3372
	/* led_on dependent on mac type */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3373
	/* led_off dependent on mac type */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3374
	.update_mc_addr_list	= e1000e_update_mc_addr_list_generic,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3375
	.reset_hw		= e1000_reset_hw_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3376
	.init_hw		= e1000_init_hw_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3377
	.setup_link		= e1000_setup_link_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3378
	.setup_physical_interface= e1000_setup_copper_link_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3379
	/* id_led_init dependent on mac type */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3380
};
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3381
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3382
static struct e1000_phy_operations ich8_phy_ops = {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3383
	.acquire		= e1000_acquire_swflag_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3384
	.check_reset_block	= e1000_check_reset_block_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3385
	.commit			= NULL,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3386
	.get_cfg_done		= e1000_get_cfg_done_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3387
	.get_cable_length	= e1000e_get_cable_length_igp_2,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3388
	.read_reg		= e1000e_read_phy_reg_igp,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3389
	.release		= e1000_release_swflag_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3390
	.reset			= e1000_phy_hw_reset_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3391
	.set_d0_lplu_state	= e1000_set_d0_lplu_state_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3392
	.set_d3_lplu_state	= e1000_set_d3_lplu_state_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3393
	.write_reg		= e1000e_write_phy_reg_igp,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3394
};
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3395
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3396
static struct e1000_nvm_operations ich8_nvm_ops = {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3397
	.acquire		= e1000_acquire_nvm_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3398
	.read		 	= e1000_read_nvm_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3399
	.release		= e1000_release_nvm_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3400
	.update			= e1000_update_nvm_checksum_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3401
	.valid_led_default	= e1000_valid_led_default_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3402
	.validate		= e1000_validate_nvm_checksum_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3403
	.write			= e1000_write_nvm_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3404
};
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3405
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3406
struct e1000_info e1000_ich8_info = {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3407
	.mac			= e1000_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3408
	.flags			= FLAG_HAS_WOL
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3409
				  | FLAG_IS_ICH
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3410
				  | FLAG_RX_CSUM_ENABLED
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3411
				  | FLAG_HAS_CTRLEXT_ON_LOAD
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3412
				  | FLAG_HAS_AMT
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3413
				  | FLAG_HAS_FLASH
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3414
				  | FLAG_APME_IN_WUC,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3415
	.pba			= 8,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3416
	.max_hw_frame_size	= ETH_FRAME_LEN + ETH_FCS_LEN,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3417
	.get_variants		= e1000_get_variants_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3418
	.mac_ops		= &ich8_mac_ops,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3419
	.phy_ops		= &ich8_phy_ops,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3420
	.nvm_ops		= &ich8_nvm_ops,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3421
};
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3422
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3423
struct e1000_info e1000_ich9_info = {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3424
	.mac			= e1000_ich9lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3425
	.flags			= FLAG_HAS_JUMBO_FRAMES
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3426
				  | FLAG_IS_ICH
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3427
				  | FLAG_HAS_WOL
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3428
				  | FLAG_RX_CSUM_ENABLED
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3429
				  | FLAG_HAS_CTRLEXT_ON_LOAD
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3430
				  | FLAG_HAS_AMT
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3431
				  | FLAG_HAS_ERT
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3432
				  | FLAG_HAS_FLASH
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3433
				  | FLAG_APME_IN_WUC,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3434
	.pba			= 10,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3435
	.max_hw_frame_size	= DEFAULT_JUMBO,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3436
	.get_variants		= e1000_get_variants_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3437
	.mac_ops		= &ich8_mac_ops,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3438
	.phy_ops		= &ich8_phy_ops,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3439
	.nvm_ops		= &ich8_nvm_ops,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3440
};
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3441
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3442
struct e1000_info e1000_ich10_info = {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3443
	.mac			= e1000_ich10lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3444
	.flags			= FLAG_HAS_JUMBO_FRAMES
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3445
				  | FLAG_IS_ICH
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3446
				  | FLAG_HAS_WOL
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3447
				  | FLAG_RX_CSUM_ENABLED
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3448
				  | FLAG_HAS_CTRLEXT_ON_LOAD
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3449
				  | FLAG_HAS_AMT
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3450
				  | FLAG_HAS_ERT
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3451
				  | FLAG_HAS_FLASH
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3452
				  | FLAG_APME_IN_WUC,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3453
	.pba			= 10,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3454
	.max_hw_frame_size	= DEFAULT_JUMBO,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3455
	.get_variants		= e1000_get_variants_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3456
	.mac_ops		= &ich8_mac_ops,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3457
	.phy_ops		= &ich8_phy_ops,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3458
	.nvm_ops		= &ich8_nvm_ops,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3459
};
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3460
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3461
struct e1000_info e1000_pch_info = {
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3462
	.mac			= e1000_pchlan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3463
	.flags			= FLAG_IS_ICH
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3464
				  | FLAG_HAS_WOL
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3465
				  | FLAG_RX_CSUM_ENABLED
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3466
				  | FLAG_HAS_CTRLEXT_ON_LOAD
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3467
				  | FLAG_HAS_AMT
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3468
				  | FLAG_HAS_FLASH
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3469
				  | FLAG_HAS_JUMBO_FRAMES
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3470
				  | FLAG_DISABLE_FC_PAUSE_TIME /* errata */
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3471
				  | FLAG_APME_IN_WUC,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3472
	.pba			= 26,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3473
	.max_hw_frame_size	= 4096,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3474
	.get_variants		= e1000_get_variants_ich8lan,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3475
	.mac_ops		= &ich8_mac_ops,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3476
	.phy_ops		= &ich8_phy_ops,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3477
	.nvm_ops		= &ich8_nvm_ops,
cedacf485d81 Added e1000e driver for 2.6.33.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3478
};