devices/e1000e/ich8lan-3.2-orig.c
author Florian Pose <fp@igh-essen.com>
Tue, 05 Feb 2013 16:45:34 +0100
branchstable-1.5
changeset 2505 5ef3197e5e1f
parent 2407 35223d2e6e72
permissions -rw-r--r--
Added ecrt_slave_config_reg_so_entry_pos() to register non-unique entries.
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/*******************************************************************************
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  Intel PRO/1000 Linux driver
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  Copyright(c) 1999 - 2011 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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 * 82579LM Gigabit Network Connection
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 * 82579V Gigabit Network Connection
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 */
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#include "e1000.h"
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#define ICH_FLASH_GFPREG		0x0000
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#define ICH_FLASH_HSFSTS		0x0004
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#define ICH_FLASH_HSFCTL		0x0006
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#define ICH_FLASH_FADDR			0x0008
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#define ICH_FLASH_FDATA0		0x0010
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#define ICH_FLASH_PR0			0x0074
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#define ICH_FLASH_READ_COMMAND_TIMEOUT	500
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#define ICH_FLASH_WRITE_COMMAND_TIMEOUT	500
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#define ICH_FLASH_ERASE_COMMAND_TIMEOUT	3000000
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#define ICH_FLASH_LINEAR_ADDR_MASK	0x00FFFFFF
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#define ICH_FLASH_CYCLE_REPEAT_COUNT	10
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#define ICH_CYCLE_READ			0
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#define ICH_CYCLE_WRITE			2
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#define ICH_CYCLE_ERASE			3
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#define FLASH_GFPREG_BASE_MASK		0x1FFF
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#define FLASH_SECTOR_ADDR_SHIFT		12
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#define ICH_FLASH_SEG_SIZE_256		256
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#define ICH_FLASH_SEG_SIZE_4K		4096
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#define ICH_FLASH_SEG_SIZE_8K		8192
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#define ICH_FLASH_SEG_SIZE_64K		65536
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#define E1000_ICH_FWSM_RSPCIPHY	0x00000040 /* Reset PHY on PCI Reset */
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/* FW established a valid mode */
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#define E1000_ICH_FWSM_FW_VALID		0x00008000
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#define E1000_ICH_MNG_IAMT_MODE		0x2
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#define ID_LED_DEFAULT_ICH8LAN  ((ID_LED_DEF1_DEF2 << 12) | \
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				 (ID_LED_DEF1_OFF2 <<  8) | \
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				 (ID_LED_DEF1_ON2  <<  4) | \
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				 (ID_LED_DEF1_DEF2))
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#define E1000_ICH_NVM_SIG_WORD		0x13
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#define E1000_ICH_NVM_SIG_MASK		0xC000
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#define E1000_ICH_NVM_VALID_SIG_MASK    0xC0
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#define E1000_ICH_NVM_SIG_VALUE         0x80
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#define E1000_ICH8_LAN_INIT_TIMEOUT	1500
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#define E1000_FEXTNVM_SW_CONFIG		1
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#define E1000_FEXTNVM_SW_CONFIG_ICH8M (1 << 27) /* Bit redefined for ICH8M :/ */
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#define E1000_FEXTNVM4_BEACON_DURATION_MASK    0x7
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#define E1000_FEXTNVM4_BEACON_DURATION_8USEC   0x7
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#define E1000_FEXTNVM4_BEACON_DURATION_16USEC  0x3
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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_MASK       0x007F
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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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/* PHY Power Management Control */
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#define HV_PM_CTRL		PHY_REG(770, 17)
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/* PHY Low Power Idle Control */
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#define I82579_LPI_CTRL				PHY_REG(772, 20)
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#define I82579_LPI_CTRL_ENABLE_MASK		0x6000
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#define I82579_LPI_CTRL_FORCE_PLL_LOCK_COUNT	0x80
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/* EMI Registers */
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#define I82579_EMI_ADDR         0x10
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#define I82579_EMI_DATA         0x11
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#define I82579_LPI_UPDATE_TIMER 0x4805	/* in 40ns units + 40 ns base value */
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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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/* KMRN FIFO Control and Status */
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#define HV_KMRN_FIFO_CTRLSTA                  PHY_REG(770, 16)
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#define HV_KMRN_FIFO_CTRLSTA_PREAMBLE_MASK    0x7000
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#define HV_KMRN_FIFO_CTRLSTA_PREAMBLE_SHIFT   12
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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 bool e1000_check_mng_mode_ich8lan(struct e1000_hw *hw);
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static bool e1000_check_mng_mode_pchlan(struct e1000_hw *hw);
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static s32 e1000_k1_workaround_lv(struct e1000_hw *hw);
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static void e1000_gate_hw_phy_config_ich8lan(struct e1000_hw *hw, bool gate);
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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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static void e1000_toggle_lanphypc_value_ich8lan(struct e1000_hw *hw)
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{
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	u32 ctrl;
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	ctrl = er32(CTRL);
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	ctrl |= E1000_CTRL_LANPHYPC_OVERRIDE;
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	ctrl &= ~E1000_CTRL_LANPHYPC_VALUE;
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	ew32(CTRL, ctrl);
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	e1e_flush();
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	udelay(10);
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	ctrl &= ~E1000_CTRL_LANPHYPC_OVERRIDE;
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	ew32(CTRL, ctrl);
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}
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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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	struct e1000_phy_info *phy = &hw->phy;
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	u32 fwsm;
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	s32 ret_val = 0;
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	phy->addr                     = 1;
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	phy->reset_delay_us           = 100;
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   312
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	phy->ops.set_page             = e1000_set_page_igp;
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	phy->ops.read_reg             = e1000_read_phy_reg_hv;
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	phy->ops.read_reg_locked      = e1000_read_phy_reg_hv_locked;
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	phy->ops.read_reg_page        = e1000_read_phy_reg_page_hv;
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	phy->ops.set_d0_lplu_state    = e1000_set_lplu_state_pchlan;
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	phy->ops.set_d3_lplu_state    = e1000_set_lplu_state_pchlan;
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	phy->ops.write_reg            = e1000_write_phy_reg_hv;
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	phy->ops.write_reg_locked     = e1000_write_phy_reg_hv_locked;
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	phy->ops.write_reg_page       = e1000_write_phy_reg_page_hv;
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	phy->ops.power_up             = e1000_power_up_phy_copper;
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	phy->ops.power_down           = e1000_power_down_phy_copper_ich8lan;
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	phy->autoneg_mask             = AUTONEG_ADVERTISE_SPEED_DEFAULT;
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	/*
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	 * The MAC-PHY interconnect may still be in SMBus mode
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   328
	 * after Sx->S0.  If the manageability engine (ME) is
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	 * disabled, then toggle the LANPHYPC Value bit to force
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	 * the interconnect to PCIe mode.
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	 */
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	fwsm = er32(FWSM);
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	if (!(fwsm & E1000_ICH_FWSM_FW_VALID) && !e1000_check_reset_block(hw)) {
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		e1000_toggle_lanphypc_value_ich8lan(hw);
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   335
		msleep(50);
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   336
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		/*
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   338
		 * Gate automatic PHY configuration by hardware on
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   339
		 * non-managed 82579
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   340
		 */
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		if (hw->mac.type == e1000_pch2lan)
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   342
			e1000_gate_hw_phy_config_ich8lan(hw, true);
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   343
	}
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   344
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	/*
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diff changeset
   346
	 * Reset the PHY before any access to it.  Doing so, ensures that
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
	 * the PHY is in a known good state before we read/write PHY registers.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
	 * The generic reset is sufficient here, because we haven't determined
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
	 * the PHY type yet.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
	ret_val = e1000e_phy_hw_reset_generic(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
	/* Ungate automatic PHY configuration on non-managed 82579 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
	if ((hw->mac.type == e1000_pch2lan) &&
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
	    !(fwsm & E1000_ICH_FWSM_FW_VALID)) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
		usleep_range(10000, 20000);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
		e1000_gate_hw_phy_config_ich8lan(hw, false);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
	phy->id = e1000_phy_unknown;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
	switch (hw->mac.type) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
	default:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
		ret_val = e1000e_get_phy_id(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
		if ((phy->id != 0) && (phy->id != PHY_REVISION_MASK))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
		/* fall-through */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
	case e1000_pch2lan:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
		/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
		 * In case the PHY needs to be in mdio slow mode,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
		 * set slow mode and try to get the PHY id again.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
		 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
		ret_val = e1000_set_mdio_slow_mode_hv(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
		ret_val = e1000e_get_phy_id(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
	phy->type = e1000e_get_phy_type_from_id(phy->id);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
	switch (phy->type) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
	case e1000_phy_82577:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
	case e1000_phy_82579:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
		phy->ops.check_polarity = e1000_check_polarity_82577;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
		phy->ops.force_speed_duplex =
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
		    e1000_phy_force_speed_duplex_82577;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
		phy->ops.get_cable_length = e1000_get_cable_length_82577;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
		phy->ops.get_info = e1000_get_phy_info_82577;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
		phy->ops.commit = e1000e_phy_sw_reset;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
	case e1000_phy_82578:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
		phy->ops.check_polarity = e1000_check_polarity_m88;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
		phy->ops.force_speed_duplex = e1000e_phy_force_speed_duplex_m88;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
		phy->ops.get_cable_length = e1000e_get_cable_length_m88;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
		phy->ops.get_info = e1000e_get_phy_info_m88;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
	default:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
		ret_val = -E1000_ERR_PHY;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
out:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
 *  e1000_init_phy_params_ich8lan - Initialize PHY function pointers
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
 *  Initialize family-specific PHY parameters and function pointers.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
static s32 e1000_init_phy_params_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
	struct e1000_phy_info *phy = &hw->phy;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
	u16 i = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
	phy->addr			= 1;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
	phy->reset_delay_us		= 100;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
	phy->ops.power_up               = e1000_power_up_phy_copper;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
	phy->ops.power_down             = e1000_power_down_phy_copper_ich8lan;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
	 * We may need to do this twice - once for IGP and if that fails,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
	 * we'll set BM func pointers and try again
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
	ret_val = e1000e_determine_phy_address(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
	if (ret_val) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
		phy->ops.write_reg = e1000e_write_phy_reg_bm;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
		phy->ops.read_reg  = e1000e_read_phy_reg_bm;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
		ret_val = e1000e_determine_phy_address(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
		if (ret_val) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
			e_dbg("Cannot determine PHY addr. Erroring out\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
			return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
	phy->id = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
	while ((e1000_phy_unknown == e1000e_get_phy_type_from_id(phy->id)) &&
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
	       (i++ < 100)) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
		usleep_range(1000, 2000);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
		ret_val = e1000e_get_phy_id(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
			return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
	/* Verify phy id */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
	switch (phy->id) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
	case IGP03E1000_E_PHY_ID:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
		phy->type = e1000_phy_igp_3;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
		phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
		phy->ops.read_reg_locked = e1000e_read_phy_reg_igp_locked;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
		phy->ops.write_reg_locked = e1000e_write_phy_reg_igp_locked;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
		phy->ops.get_info = e1000e_get_phy_info_igp;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
		phy->ops.check_polarity = e1000_check_polarity_igp;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
		phy->ops.force_speed_duplex = e1000e_phy_force_speed_duplex_igp;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
	case IFE_E_PHY_ID:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
	case IFE_PLUS_E_PHY_ID:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
	case IFE_C_E_PHY_ID:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
		phy->type = e1000_phy_ife;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
		phy->autoneg_mask = E1000_ALL_NOT_GIG;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
		phy->ops.get_info = e1000_get_phy_info_ife;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
		phy->ops.check_polarity = e1000_check_polarity_ife;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
		phy->ops.force_speed_duplex = e1000_phy_force_speed_duplex_ife;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
	case BME1000_E_PHY_ID:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
		phy->type = e1000_phy_bm;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
		phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
		phy->ops.read_reg = e1000e_read_phy_reg_bm;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
		phy->ops.write_reg = e1000e_write_phy_reg_bm;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
		phy->ops.commit = e1000e_phy_sw_reset;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
		phy->ops.get_info = e1000e_get_phy_info_m88;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
		phy->ops.check_polarity = e1000_check_polarity_m88;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
		phy->ops.force_speed_duplex = e1000e_phy_force_speed_duplex_m88;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
	default:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
		return -E1000_ERR_PHY;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
	return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
 *  e1000_init_nvm_params_ich8lan - Initialize NVM function pointers
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
 *  Initialize family-specific NVM parameters and function
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
 *  pointers.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
static s32 e1000_init_nvm_params_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
	struct e1000_nvm_info *nvm = &hw->nvm;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
	u32 gfpreg, sector_base_addr, sector_end_addr;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
	u16 i;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
	/* Can't read flash registers if the register set isn't mapped. */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
	if (!hw->flash_address) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
		e_dbg("ERROR: Flash registers not mapped\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
		return -E1000_ERR_CONFIG;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
	nvm->type = e1000_nvm_flash_sw;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
	gfpreg = er32flash(ICH_FLASH_GFPREG);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
	 * sector_X_addr is a "sector"-aligned address (4096 bytes)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
	 * Add 1 to sector_end_addr since this sector is included in
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
	 * the overall size.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
	sector_base_addr = gfpreg & FLASH_GFPREG_BASE_MASK;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
	sector_end_addr = ((gfpreg >> 16) & FLASH_GFPREG_BASE_MASK) + 1;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
	/* flash_base_addr is byte-aligned */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
	nvm->flash_base_addr = sector_base_addr << FLASH_SECTOR_ADDR_SHIFT;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
	 * find total size of the NVM, then cut in half since the total
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
	 * size represents two separate NVM banks.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
	nvm->flash_bank_size = (sector_end_addr - sector_base_addr)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
				<< FLASH_SECTOR_ADDR_SHIFT;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
	nvm->flash_bank_size /= 2;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
	/* Adjust to word count */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
	nvm->flash_bank_size /= sizeof(u16);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   536
	nvm->word_size = E1000_ICH8_SHADOW_RAM_WORDS;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   537
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
	/* Clear shadow ram */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
	for (i = 0; i < nvm->word_size; i++) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   540
		dev_spec->shadow_ram[i].modified = false;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   541
		dev_spec->shadow_ram[i].value    = 0xFFFF;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   542
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   543
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   544
	return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   545
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   546
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   547
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   548
 *  e1000_init_mac_params_ich8lan - Initialize MAC function pointers
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   549
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   550
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   551
 *  Initialize family-specific MAC parameters and function
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   552
 *  pointers.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
static s32 e1000_init_mac_params_ich8lan(struct e1000_adapter *adapter)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
	struct e1000_hw *hw = &adapter->hw;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
	struct e1000_mac_info *mac = &hw->mac;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
	/* Set media type function pointer */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
	hw->phy.media_type = e1000_media_type_copper;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
	/* Set mta register count */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
	mac->mta_reg_count = 32;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
	/* Set rar entry count */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
	mac->rar_entry_count = E1000_ICH_RAR_ENTRIES;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
	if (mac->type == e1000_ich8lan)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
		mac->rar_entry_count--;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
	/* FWSM register */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
	mac->has_fwsm = true;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
	/* ARC subsystem not supported */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
	mac->arc_subsystem_valid = false;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
	/* Adaptive IFS supported */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
	mac->adaptive_ifs = true;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
	/* LED operations */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
	switch (mac->type) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
	case e1000_ich8lan:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
	case e1000_ich9lan:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
	case e1000_ich10lan:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
		/* check management mode */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
		mac->ops.check_mng_mode = e1000_check_mng_mode_ich8lan;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
		/* ID LED init */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
		mac->ops.id_led_init = e1000e_id_led_init;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
		/* blink LED */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
		mac->ops.blink_led = e1000e_blink_led_generic;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
		/* setup LED */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
		mac->ops.setup_led = e1000e_setup_led_generic;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
		/* cleanup LED */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
		mac->ops.cleanup_led = e1000_cleanup_led_ich8lan;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
		/* turn on/off LED */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
		mac->ops.led_on = e1000_led_on_ich8lan;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
		mac->ops.led_off = e1000_led_off_ich8lan;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   593
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
	case e1000_pchlan:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
	case e1000_pch2lan:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
		/* check management mode */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
		mac->ops.check_mng_mode = e1000_check_mng_mode_pchlan;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
		/* ID LED init */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
		mac->ops.id_led_init = e1000_id_led_init_pchlan;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
		/* setup LED */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
		mac->ops.setup_led = e1000_setup_led_pchlan;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
		/* cleanup LED */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
		mac->ops.cleanup_led = e1000_cleanup_led_pchlan;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
		/* turn on/off LED */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
		mac->ops.led_on = e1000_led_on_pchlan;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
		mac->ops.led_off = e1000_led_off_pchlan;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
	default:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
	/* Enable PCS Lock-loss workaround for ICH8 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
	if (mac->type == e1000_ich8lan)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
		e1000e_set_kmrn_lock_loss_workaround_ich8lan(hw, true);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
	/* Gate automatic PHY configuration by hardware on managed 82579 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
	if ((mac->type == e1000_pch2lan) &&
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
	    (er32(FWSM) & E1000_ICH_FWSM_FW_VALID))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
		e1000_gate_hw_phy_config_ich8lan(hw, true);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
	return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
 *  e1000_set_eee_pchlan - Enable/disable EEE support
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
 *  Enable/disable EEE based on setting in dev_spec structure.  The bits in
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
 *  the LPI Control register will remain set only if/when link is up.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
static s32 e1000_set_eee_pchlan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
	s32 ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
	u16 phy_reg;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
	if (hw->phy.type != e1000_phy_82579)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
	ret_val = e1e_rphy(hw, I82579_LPI_CTRL, &phy_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   642
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
	if (hw->dev_spec.ich8lan.eee_disable)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
		phy_reg &= ~I82579_LPI_CTRL_ENABLE_MASK;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
	else
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
		phy_reg |= I82579_LPI_CTRL_ENABLE_MASK;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
	ret_val = e1e_wphy(hw, I82579_LPI_CTRL, phy_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
out:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
 *  e1000_check_for_copper_link_ich8lan - Check for link (Copper)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
 *  Checks to see of the link status of the hardware has changed.  If a
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
 *  change in link status has been detected, then we read the PHY registers
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
 *  to get the current speed/duplex if link exists.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
	struct e1000_mac_info *mac = &hw->mac;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
	bool link;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
	u16 phy_reg;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
	 * We only want to go out to the PHY registers to see if Auto-Neg
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
	 * has completed and/or if our link status has changed.  The
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
	 * get_link_status flag is set upon receiving a Link Status
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   672
	 * Change or Rx Sequence Error interrupt.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   674
	if (!mac->get_link_status) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
		ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
	 * First we want to see if the MII Status Register reports
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
	 * link.  If so, then we want to get the current speed/duplex
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
	 * of the PHY.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
	if (hw->mac.type == e1000_pchlan) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
		ret_val = e1000_k1_gig_workaround_hv(hw, link);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
	if (!link)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
		goto out; /* No link detected */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
	mac->get_link_status = false;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
	switch (hw->mac.type) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
	case e1000_pch2lan:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   701
		ret_val = e1000_k1_workaround_lv(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
		/* fall-thru */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
	case e1000_pchlan:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
		if (hw->phy.type == e1000_phy_82578) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
			ret_val = e1000_link_stall_workaround_hv(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   708
			if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
				goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   711
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
		/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
		 * Workaround for PCHx parts in half-duplex:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
		 * Set the number of preambles removed from the packet
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
		 * when it is passed from the PHY to the MAC to prevent
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   716
		 * the MAC from misinterpreting the packet type.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
		 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
		e1e_rphy(hw, HV_KMRN_FIFO_CTRLSTA, &phy_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
		phy_reg &= ~HV_KMRN_FIFO_CTRLSTA_PREAMBLE_MASK;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   720
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   721
		if ((er32(STATUS) & E1000_STATUS_FD) != E1000_STATUS_FD)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
			phy_reg |= (1 << HV_KMRN_FIFO_CTRLSTA_PREAMBLE_SHIFT);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
		e1e_wphy(hw, HV_KMRN_FIFO_CTRLSTA, phy_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
	default:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
	 * Check if there was DownShift, must be checked
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
	 * immediately after link-up
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   734
	e1000e_check_downshift(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
	/* Enable/Disable EEE after link up */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
	ret_val = e1000_set_eee_pchlan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   738
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   742
	 * If we are forcing speed/duplex, then we simply return since
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
	 * we have already determined whether we have link or not.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
	if (!mac->autoneg) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
		ret_val = -E1000_ERR_CONFIG;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
	 * Auto-Neg is enabled.  Auto Speed Detection takes care
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
	 * of MAC speed/duplex configuration.  So we only need to
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
	 * configure Collision Distance in the MAC.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
	e1000e_config_collision_dist(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   757
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
	 * Configure Flow Control now that Auto-Neg has completed.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
	 * First, we need to restore the desired flow control
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
	 * settings because we may have had to re-autoneg with a
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   761
	 * different link partner.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   762
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   763
	ret_val = e1000e_config_fc_after_link_up(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   764
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   765
		e_dbg("Error configuring flow control\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   766
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
out:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   768
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   769
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
static s32 e1000_get_variants_ich8lan(struct e1000_adapter *adapter)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
	struct e1000_hw *hw = &adapter->hw;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
	s32 rc;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   776
	rc = e1000_init_mac_params_ich8lan(adapter);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   777
	if (rc)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
		return rc;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
	rc = e1000_init_nvm_params_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
	if (rc)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
		return rc;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   783
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
	switch (hw->mac.type) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   785
	case e1000_ich8lan:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   786
	case e1000_ich9lan:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   787
	case e1000_ich10lan:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
		rc = e1000_init_phy_params_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
	case e1000_pchlan:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   791
	case e1000_pch2lan:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   792
		rc = e1000_init_phy_params_pchlan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
	default:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   795
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   796
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   797
	if (rc)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
		return rc;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
	 * Disable Jumbo Frame support on parts with Intel 10/100 PHY or
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
	 * on parts with MACsec enabled in NVM (reflected in CTRL_EXT).
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
	if ((adapter->hw.phy.type == e1000_phy_ife) ||
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
	    ((adapter->hw.mac.type >= e1000_pch2lan) &&
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
	     (!(er32(CTRL_EXT) & E1000_CTRL_EXT_LSECCK)))) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
		adapter->flags &= ~FLAG_HAS_JUMBO_FRAMES;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   808
		adapter->max_hw_frame_size = ETH_FRAME_LEN + ETH_FCS_LEN;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   809
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
		hw->mac.ops.blink_led = NULL;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
	if ((adapter->hw.mac.type == e1000_ich8lan) &&
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
	    (adapter->hw.phy.type != e1000_phy_ife))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
		adapter->flags |= FLAG_LSC_GIG_SPEED_DROP;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
	/* Enable workaround for 82579 w/ ME enabled */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
	if ((adapter->hw.mac.type == e1000_pch2lan) &&
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
	    (er32(FWSM) & E1000_ICH_FWSM_FW_VALID))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
		adapter->flags2 |= FLAG2_PCIM2PCI_ARBITER_WA;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
	/* Disable EEE by default until IEEE802.3az spec is finalized */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
	if (adapter->flags2 & FLAG2_HAS_EEE)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
		adapter->hw.dev_spec.ich8lan.eee_disable = true;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
	return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   828
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
static DEFINE_MUTEX(nvm_mutex);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
 *  e1000_acquire_nvm_ich8lan - Acquire NVM mutex
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
 *  Acquires the mutex for performing NVM operations.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
static s32 e1000_acquire_nvm_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
	mutex_lock(&nvm_mutex);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
	return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
 *  e1000_release_nvm_ich8lan - Release NVM mutex
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   846
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
 *  Releases the mutex used while performing NVM operations.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
static void e1000_release_nvm_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
	mutex_unlock(&nvm_mutex);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
 *  e1000_acquire_swflag_ich8lan - Acquire software control flag
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   858
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   859
 *  Acquires the software control flag for performing PHY and select
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
 *  MAC CSR accesses.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
static s32 e1000_acquire_swflag_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
	u32 extcnf_ctrl, timeout = PHY_CFG_TIMEOUT;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
	s32 ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   867
	if (test_and_set_bit(__E1000_ACCESS_SHARED_RESOURCE,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   868
			     &hw->adapter->state)) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
		e_dbg("contention for Phy access\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   870
		return -E1000_ERR_PHY;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
	while (timeout) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
		extcnf_ctrl = er32(EXTCNF_CTRL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
		if (!(extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   876
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
		mdelay(1);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   879
		timeout--;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   880
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
	if (!timeout) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
		e_dbg("SW has already locked the resource.\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
		ret_val = -E1000_ERR_CONFIG;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   885
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   886
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   888
	timeout = SW_FLAG_TIMEOUT;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   890
	extcnf_ctrl |= E1000_EXTCNF_CTRL_SWFLAG;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   891
	ew32(EXTCNF_CTRL, extcnf_ctrl);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   892
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
	while (timeout) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   894
		extcnf_ctrl = er32(EXTCNF_CTRL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   895
		if (extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   897
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   898
		mdelay(1);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
		timeout--;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   900
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   901
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   902
	if (!timeout) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   903
		e_dbg("Failed to acquire the semaphore, FW or HW has it: "
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
		      "FWSM=0x%8.8x EXTCNF_CTRL=0x%8.8x)\n",
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
		      er32(FWSM), extcnf_ctrl);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
		extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   907
		ew32(EXTCNF_CTRL, extcnf_ctrl);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   908
		ret_val = -E1000_ERR_CONFIG;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   912
out:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   913
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   914
		clear_bit(__E1000_ACCESS_SHARED_RESOURCE, &hw->adapter->state);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   918
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   919
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   920
 *  e1000_release_swflag_ich8lan - Release software control flag
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   921
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   922
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   923
 *  Releases the software control flag for performing PHY and select
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   924
 *  MAC CSR accesses.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   925
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   926
static void e1000_release_swflag_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   928
	u32 extcnf_ctrl;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   930
	extcnf_ctrl = er32(EXTCNF_CTRL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   931
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   932
	if (extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
		extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   934
		ew32(EXTCNF_CTRL, extcnf_ctrl);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   935
	} else {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   936
		e_dbg("Semaphore unexpectedly released by sw/fw/hw\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   937
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
	clear_bit(__E1000_ACCESS_SHARED_RESOURCE, &hw->adapter->state);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   941
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   942
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
 *  e1000_check_mng_mode_ich8lan - Checks management mode
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   944
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   945
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   946
 *  This checks if the adapter has any manageability enabled.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
 *  This is a function pointer entry point only called by read/write
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   948
 *  routines for the PHY and NVM parts.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   949
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
static bool e1000_check_mng_mode_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   951
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
	u32 fwsm;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
	fwsm = er32(FWSM);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
	return (fwsm & E1000_ICH_FWSM_FW_VALID) &&
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   956
	       ((fwsm & E1000_FWSM_MODE_MASK) ==
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
		(E1000_ICH_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   959
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   960
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   961
 *  e1000_check_mng_mode_pchlan - Checks management mode
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   962
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
 *  This checks if the adapter has iAMT enabled.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   965
 *  This is a function pointer entry point only called by read/write
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
 *  routines for the PHY and NVM parts.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   967
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   968
static bool e1000_check_mng_mode_pchlan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   970
	u32 fwsm;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   971
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
	fwsm = er32(FWSM);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   973
	return (fwsm & E1000_ICH_FWSM_FW_VALID) &&
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
	       (fwsm & (E1000_ICH_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   975
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   976
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
 *  e1000_check_reset_block_ich8lan - Check if PHY reset is blocked
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   980
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   981
 *  Checks if firmware is blocking the reset of the PHY.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   982
 *  This is a function pointer entry point only called by
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
 *  reset routines.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   984
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   985
static s32 e1000_check_reset_block_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   986
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
	u32 fwsm;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   988
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
	fwsm = er32(FWSM);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   991
	return (fwsm & E1000_ICH_FWSM_RSPCIPHY) ? 0 : E1000_BLK_PHY_RESET;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   992
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   993
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   994
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   995
 *  e1000_write_smbus_addr - Write SMBus address to PHY needed during Sx states
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   996
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   997
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   998
 *  Assumes semaphore already acquired.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   999
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1000
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1001
static s32 e1000_write_smbus_addr(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1002
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1003
	u16 phy_data;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1004
	u32 strap = er32(STRAP);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1005
	s32 ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1006
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1007
	strap &= E1000_STRAP_SMBUS_ADDRESS_MASK;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
	ret_val = e1000_read_phy_reg_hv_locked(hw, HV_SMB_ADDR, &phy_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1010
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1011
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1012
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1013
	phy_data &= ~HV_SMB_ADDR_MASK;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1014
	phy_data |= (strap >> E1000_STRAP_SMBUS_ADDRESS_SHIFT);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1015
	phy_data |= HV_SMB_ADDR_PEC_EN | HV_SMB_ADDR_VALID;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1016
	ret_val = e1000_write_phy_reg_hv_locked(hw, HV_SMB_ADDR, phy_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1017
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
out:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1023
 *  e1000_sw_lcd_config_ich8lan - SW-based LCD Configuration
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
 *  @hw:   pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
 *  SW should configure the LCD from the NVM extended configuration region
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
 *  as a workaround for certain parts.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1028
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
static s32 e1000_sw_lcd_config_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1031
	struct e1000_phy_info *phy = &hw->phy;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1032
	u32 i, data, cnf_size, cnf_base_addr, sw_cfg_mask;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1033
	s32 ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
	u16 word_addr, reg_data, reg_addr, phy_page = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1037
	 * Initialize the PHY from the NVM on ICH platforms.  This
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
	 * is needed due to an issue where the NVM configuration is
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
	 * not properly autoloaded after power transitions.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1040
	 * Therefore, after each PHY reset, we will load the
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1041
	 * configuration data out of the NVM manually.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1042
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1043
	switch (hw->mac.type) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1044
	case e1000_ich8lan:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1045
		if (phy->type != e1000_phy_igp_3)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1046
			return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1048
		if ((hw->adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_AMT) ||
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1049
		    (hw->adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_C)) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1050
			sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1051
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
		/* Fall-thru */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1054
	case e1000_pchlan:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1055
	case e1000_pch2lan:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1056
		sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG_ICH8M;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1057
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1058
	default:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1059
		return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1060
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1061
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1062
	ret_val = hw->phy.ops.acquire(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
		return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1065
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1066
	data = er32(FEXTNVM);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1067
	if (!(data & sw_cfg_mask))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1068
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1069
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1070
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1071
	 * Make sure HW does not configure LCD from PHY
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1072
	 * extended configuration before SW configuration
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1074
	data = er32(EXTCNF_CTRL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
	if (!(hw->mac.type == e1000_pch2lan)) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1076
		if (data & E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1077
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1080
	cnf_size = er32(EXTCNF_SIZE);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
	cnf_size &= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_MASK;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
	cnf_size >>= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_SHIFT;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
	if (!cnf_size)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1085
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1086
	cnf_base_addr = data & E1000_EXTCNF_CTRL_EXT_CNF_POINTER_MASK;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1087
	cnf_base_addr >>= E1000_EXTCNF_CTRL_EXT_CNF_POINTER_SHIFT;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1088
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
	if ((!(data & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE) &&
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
	    (hw->mac.type == e1000_pchlan)) ||
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
	     (hw->mac.type == e1000_pch2lan)) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
		/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
		 * HW configures the SMBus address and LEDs when the
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
		 * OEM and LCD Write Enable bits are set in the NVM.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
		 * When both NVM bits are cleared, SW will configure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1096
		 * them instead.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1097
		 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
		ret_val = e1000_write_smbus_addr(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1099
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1100
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1101
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1102
		data = er32(LEDCTL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
		ret_val = e1000_write_phy_reg_hv_locked(hw, HV_LED_CONFIG,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1104
							(u16)data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1105
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1106
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1107
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1109
	/* Configure LCD from extended configuration region. */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
	/* cnf_base_addr is in DWORD */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1112
	word_addr = (u16)(cnf_base_addr << 1);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1113
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1114
	for (i = 0; i < cnf_size; i++) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1115
		ret_val = e1000_read_nvm(hw, (word_addr + i * 2), 1,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
					 &reg_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1117
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1119
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1120
		ret_val = e1000_read_nvm(hw, (word_addr + i * 2 + 1),
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1121
					 1, &reg_addr);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1122
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1123
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1124
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1125
		/* Save off the PHY page for future writes. */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1126
		if (reg_addr == IGP01E1000_PHY_PAGE_SELECT) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1127
			phy_page = reg_data;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
			continue;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1129
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1130
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1131
		reg_addr &= PHY_REG_MASK;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1132
		reg_addr |= phy_page;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1133
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
		ret_val = phy->ops.write_reg_locked(hw, (u32)reg_addr,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1135
						    reg_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1136
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1138
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1139
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
out:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1141
	hw->phy.ops.release(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1142
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1143
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1144
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1145
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1146
 *  e1000_k1_gig_workaround_hv - K1 Si workaround
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1147
 *  @hw:   pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1148
 *  @link: link up bool flag
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
 *  If K1 is enabled for 1Gbps, the MAC might stall when transitioning
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1151
 *  from a lower speed.  This workaround disables K1 whenever link is at 1Gig
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1152
 *  If link is down, the function will restore the default K1 setting located
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1153
 *  in the NVM.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1155
static s32 e1000_k1_gig_workaround_hv(struct e1000_hw *hw, bool link)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1156
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1157
	s32 ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1158
	u16 status_reg = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1159
	bool k1_enable = hw->dev_spec.ich8lan.nvm_k1_enabled;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1160
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1161
	if (hw->mac.type != e1000_pchlan)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1162
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1163
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
	/* Wrap the whole flow with the sw flag */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1165
	ret_val = hw->phy.ops.acquire(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1166
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1167
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1168
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1169
	/* Disable K1 when link is 1Gbps, otherwise use the NVM setting */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1170
	if (link) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1171
		if (hw->phy.type == e1000_phy_82578) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
			ret_val = hw->phy.ops.read_reg_locked(hw, BM_CS_STATUS,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1173
			                                          &status_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1174
			if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1175
				goto release;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1176
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1177
			status_reg &= BM_CS_STATUS_LINK_UP |
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1178
			              BM_CS_STATUS_RESOLVED |
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1179
			              BM_CS_STATUS_SPEED_MASK;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1180
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1181
			if (status_reg == (BM_CS_STATUS_LINK_UP |
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1182
			                   BM_CS_STATUS_RESOLVED |
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1183
			                   BM_CS_STATUS_SPEED_1000))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1184
				k1_enable = false;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1185
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1186
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1187
		if (hw->phy.type == e1000_phy_82577) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1188
			ret_val = hw->phy.ops.read_reg_locked(hw, HV_M_STATUS,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1189
			                                          &status_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1190
			if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1191
				goto release;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1192
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1193
			status_reg &= HV_M_STATUS_LINK_UP |
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1194
			              HV_M_STATUS_AUTONEG_COMPLETE |
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1195
			              HV_M_STATUS_SPEED_MASK;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1196
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1197
			if (status_reg == (HV_M_STATUS_LINK_UP |
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1198
			                   HV_M_STATUS_AUTONEG_COMPLETE |
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1199
			                   HV_M_STATUS_SPEED_1000))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1200
				k1_enable = false;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1201
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1202
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1203
		/* Link stall fix for link up */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1204
		ret_val = hw->phy.ops.write_reg_locked(hw, PHY_REG(770, 19),
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1205
		                                           0x0100);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1206
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1207
			goto release;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1208
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1209
	} else {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1210
		/* Link stall fix for link down */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1211
		ret_val = hw->phy.ops.write_reg_locked(hw, PHY_REG(770, 19),
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1212
		                                           0x4100);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
			goto release;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1215
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1216
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
	ret_val = e1000_configure_k1_ich8lan(hw, k1_enable);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1219
release:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1220
	hw->phy.ops.release(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
out:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1223
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1224
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1225
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1226
 *  e1000_configure_k1_ich8lan - Configure K1 power state
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
 *  @enable: K1 state to configure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
 *  Configure the K1 power state based on the provided parameter.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
 *  Assumes semaphore already acquired.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1232
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1233
 *  Success returns 0, Failure returns -E1000_ERR_PHY (-2)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1235
s32 e1000_configure_k1_ich8lan(struct e1000_hw *hw, bool k1_enable)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1236
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1237
	s32 ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
	u32 ctrl_reg = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
	u32 ctrl_ext = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1240
	u32 reg = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1241
	u16 kmrn_reg = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1242
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
	ret_val = e1000e_read_kmrn_reg_locked(hw,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
	                                     E1000_KMRNCTRLSTA_K1_CONFIG,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1245
	                                     &kmrn_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1246
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1247
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1248
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1249
	if (k1_enable)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1250
		kmrn_reg |= E1000_KMRNCTRLSTA_K1_ENABLE;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1251
	else
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1252
		kmrn_reg &= ~E1000_KMRNCTRLSTA_K1_ENABLE;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1253
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
	ret_val = e1000e_write_kmrn_reg_locked(hw,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
	                                      E1000_KMRNCTRLSTA_K1_CONFIG,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1256
	                                      kmrn_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1257
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1258
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1259
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1260
	udelay(20);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1261
	ctrl_ext = er32(CTRL_EXT);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1262
	ctrl_reg = er32(CTRL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1264
	reg = ctrl_reg & ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1265
	reg |= E1000_CTRL_FRCSPD;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1266
	ew32(CTRL, reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1267
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1268
	ew32(CTRL_EXT, ctrl_ext | E1000_CTRL_EXT_SPD_BYPS);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1269
	e1e_flush();
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1270
	udelay(20);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
	ew32(CTRL, ctrl_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1272
	ew32(CTRL_EXT, ctrl_ext);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1273
	e1e_flush();
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1274
	udelay(20);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1275
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1276
out:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1277
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1278
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1279
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
 *  e1000_oem_bits_config_ich8lan - SW-based LCD Configuration
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1282
 *  @hw:       pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1283
 *  @d0_state: boolean if entering d0 or d3 device state
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1284
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1285
 *  SW will configure Gbe Disable and LPLU based on the NVM. The four bits are
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1286
 *  collectively called OEM bits.  The OEM Write Enable bit and SW Config bit
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1287
 *  in NVM determines whether HW should configure LPLU and Gbe Disable.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1288
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1289
static s32 e1000_oem_bits_config_ich8lan(struct e1000_hw *hw, bool d0_state)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1290
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1291
	s32 ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1292
	u32 mac_reg;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
	u16 oem_reg;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1294
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1295
	if ((hw->mac.type != e1000_pch2lan) && (hw->mac.type != e1000_pchlan))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1296
		return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1297
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1298
	ret_val = hw->phy.ops.acquire(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1299
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1300
		return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1301
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1302
	if (!(hw->mac.type == e1000_pch2lan)) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1303
		mac_reg = er32(EXTCNF_CTRL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
		if (mac_reg & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1305
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1306
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1308
	mac_reg = er32(FEXTNVM);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
	if (!(mac_reg & E1000_FEXTNVM_SW_CONFIG_ICH8M))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
	mac_reg = er32(PHY_CTRL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
	ret_val = hw->phy.ops.read_reg_locked(hw, HV_OEM_BITS, &oem_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1315
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1316
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1317
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1318
	oem_reg &= ~(HV_OEM_BITS_GBE_DIS | HV_OEM_BITS_LPLU);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1319
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1320
	if (d0_state) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
		if (mac_reg & E1000_PHY_CTRL_GBE_DISABLE)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
			oem_reg |= HV_OEM_BITS_GBE_DIS;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1323
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1324
		if (mac_reg & E1000_PHY_CTRL_D0A_LPLU)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
			oem_reg |= HV_OEM_BITS_LPLU;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
		/* Set Restart auto-neg to activate the bits */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1328
		if (!e1000_check_reset_block(hw))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
			oem_reg |= HV_OEM_BITS_RESTART_AN;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1330
	} else {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
		if (mac_reg & (E1000_PHY_CTRL_GBE_DISABLE |
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1332
			       E1000_PHY_CTRL_NOND0A_GBE_DISABLE))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1333
			oem_reg |= HV_OEM_BITS_GBE_DIS;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1335
		if (mac_reg & (E1000_PHY_CTRL_D0A_LPLU |
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
			       E1000_PHY_CTRL_NOND0A_LPLU))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
			oem_reg |= HV_OEM_BITS_LPLU;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1338
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1339
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1340
	ret_val = hw->phy.ops.write_reg_locked(hw, HV_OEM_BITS, oem_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
out:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
	hw->phy.ops.release(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1345
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1346
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1347
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1348
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1349
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
 *  e1000_set_mdio_slow_mode_hv - Set slow MDIO access mode
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1351
 *  @hw:   pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1352
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1353
static s32 e1000_set_mdio_slow_mode_hv(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1354
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1355
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1356
	u16 data;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1357
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1358
	ret_val = e1e_rphy(hw, HV_KMRN_MODE_CTRL, &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1359
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1360
		return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1361
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
	data |= HV_KMRN_MDIO_SLOW;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
	ret_val = e1e_wphy(hw, HV_KMRN_MODE_CTRL, data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1366
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
 *  e1000_hv_phy_workarounds_ich8lan - A series of Phy workarounds to be
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1371
 *  done after every PHY reset.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1372
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1373
static s32 e1000_hv_phy_workarounds_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1374
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1375
	s32 ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1376
	u16 phy_data;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
	if (hw->mac.type != e1000_pchlan)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1379
		return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1381
	/* Set MDIO slow mode before any other MDIO access */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1382
	if (hw->phy.type == e1000_phy_82577) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
		ret_val = e1000_set_mdio_slow_mode_hv(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1384
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1387
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
	if (((hw->phy.type == e1000_phy_82577) &&
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
	     ((hw->phy.revision == 1) || (hw->phy.revision == 2))) ||
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
	    ((hw->phy.type == e1000_phy_82578) && (hw->phy.revision == 1))) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
		/* Disable generation of early preamble */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1392
		ret_val = e1e_wphy(hw, PHY_REG(769, 25), 0x4431);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1393
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
			return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1395
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1396
		/* Preamble tuning for SSC */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1397
		ret_val = e1e_wphy(hw, HV_KMRN_FIFO_CTRLSTA, 0xA204);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1398
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
			return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1401
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1402
	if (hw->phy.type == e1000_phy_82578) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
		/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1404
		 * Return registers to default by doing a soft reset then
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
		 * writing 0x3140 to the control register.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1406
		 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
		if (hw->phy.revision < 2) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1408
			e1000e_phy_sw_reset(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
			ret_val = e1e_wphy(hw, PHY_CONTROL, 0x3140);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1410
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1411
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1412
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1413
	/* Select page 0 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
	ret_val = hw->phy.ops.acquire(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1415
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
		return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1417
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1418
	hw->phy.addr = 1;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1419
	ret_val = e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT, 0);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1420
	hw->phy.ops.release(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1421
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1422
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1423
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1424
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1425
	 * Configure the K1 Si workaround during phy reset assuming there is
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1426
	 * link so that it disables K1 if link is in 1Gbps.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1427
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1428
	ret_val = e1000_k1_gig_workaround_hv(hw, true);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1430
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1431
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
	/* Workaround for link disconnects on a busy hub in half duplex */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1433
	ret_val = hw->phy.ops.acquire(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1434
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1435
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1436
	ret_val = hw->phy.ops.read_reg_locked(hw, BM_PORT_GEN_CFG, &phy_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1437
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1438
		goto release;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
	ret_val = hw->phy.ops.write_reg_locked(hw, BM_PORT_GEN_CFG,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1440
					       phy_data & 0x00FF);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
release:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1442
	hw->phy.ops.release(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
out:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1444
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1446
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1448
 *  e1000_copy_rx_addrs_to_phy_ich8lan - Copy Rx addresses from MAC to PHY
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1449
 *  @hw:   pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1451
void e1000_copy_rx_addrs_to_phy_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1452
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
	u32 mac_reg;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
	u16 i, phy_reg = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1455
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1456
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
	ret_val = hw->phy.ops.acquire(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
		return;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1460
	ret_val = e1000_enable_phy_wakeup_reg_access_bm(hw, &phy_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1461
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1462
		goto release;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1464
	/* Copy both RAL/H (rar_entry_count) and SHRAL/H (+4) to PHY */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1465
	for (i = 0; i < (hw->mac.rar_entry_count + 4); i++) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1466
		mac_reg = er32(RAL(i));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1467
		hw->phy.ops.write_reg_page(hw, BM_RAR_L(i),
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1468
					   (u16)(mac_reg & 0xFFFF));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1469
		hw->phy.ops.write_reg_page(hw, BM_RAR_M(i),
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
					   (u16)((mac_reg >> 16) & 0xFFFF));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1472
		mac_reg = er32(RAH(i));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1473
		hw->phy.ops.write_reg_page(hw, BM_RAR_H(i),
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1474
					   (u16)(mac_reg & 0xFFFF));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1475
		hw->phy.ops.write_reg_page(hw, BM_RAR_CTRL(i),
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1476
					   (u16)((mac_reg & E1000_RAH_AV)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1477
						 >> 16));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1478
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1479
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1480
	e1000_disable_phy_wakeup_reg_access_bm(hw, &phy_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1481
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1482
release:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1483
	hw->phy.ops.release(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1484
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1485
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1486
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1487
 *  e1000_lv_jumbo_workaround_ich8lan - required for jumbo frame operation
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
 *  with 82579 PHY
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
 *  @enable: flag to enable/disable workaround when enabling/disabling jumbos
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1492
s32 e1000_lv_jumbo_workaround_ich8lan(struct e1000_hw *hw, bool enable)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1493
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
	s32 ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
	u16 phy_reg, data;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
	u32 mac_reg;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1497
	u16 i;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1498
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1499
	if (hw->mac.type != e1000_pch2lan)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1500
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1501
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1502
	/* disable Rx path while enabling/disabling workaround */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
	e1e_rphy(hw, PHY_REG(769, 20), &phy_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
	ret_val = e1e_wphy(hw, PHY_REG(769, 20), phy_reg | (1 << 14));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1505
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1507
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1508
	if (enable) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
		/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1510
		 * Write Rx addresses (rar_entry_count for RAL/H, +4 for
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1511
		 * SHRAL/H) and initial CRC values to the MAC
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
		 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1513
		for (i = 0; i < (hw->mac.rar_entry_count + 4); i++) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
			u8 mac_addr[ETH_ALEN] = {0};
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1515
			u32 addr_high, addr_low;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
			addr_high = er32(RAH(i));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1518
			if (!(addr_high & E1000_RAH_AV))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1519
				continue;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1520
			addr_low = er32(RAL(i));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
			mac_addr[0] = (addr_low & 0xFF);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
			mac_addr[1] = ((addr_low >> 8) & 0xFF);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
			mac_addr[2] = ((addr_low >> 16) & 0xFF);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1524
			mac_addr[3] = ((addr_low >> 24) & 0xFF);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1525
			mac_addr[4] = (addr_high & 0xFF);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1526
			mac_addr[5] = ((addr_high >> 8) & 0xFF);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1528
			ew32(PCH_RAICC(i), ~ether_crc_le(ETH_ALEN, mac_addr));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1529
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1530
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
		/* Write Rx addresses to the PHY */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1532
		e1000_copy_rx_addrs_to_phy_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1533
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1534
		/* Enable jumbo frame workaround in the MAC */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1535
		mac_reg = er32(FFLT_DBG);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1536
		mac_reg &= ~(1 << 14);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1537
		mac_reg |= (7 << 15);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1538
		ew32(FFLT_DBG, mac_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1539
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
		mac_reg = er32(RCTL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1541
		mac_reg |= E1000_RCTL_SECRC;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1542
		ew32(RCTL, mac_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1543
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1544
		ret_val = e1000e_read_kmrn_reg(hw,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1545
						E1000_KMRNCTRLSTA_CTRL_OFFSET,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1546
						&data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1547
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1549
		ret_val = e1000e_write_kmrn_reg(hw,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
						E1000_KMRNCTRLSTA_CTRL_OFFSET,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
						data | (1 << 0));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1553
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
		ret_val = e1000e_read_kmrn_reg(hw,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
						E1000_KMRNCTRLSTA_HD_CTRL,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
						&data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1557
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1558
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1559
		data &= ~(0xF << 8);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1560
		data |= (0xB << 8);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1561
		ret_val = e1000e_write_kmrn_reg(hw,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1562
						E1000_KMRNCTRLSTA_HD_CTRL,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1563
						data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1564
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1566
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1567
		/* Enable jumbo frame workaround in the PHY */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
		e1e_rphy(hw, PHY_REG(769, 23), &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
		data &= ~(0x7F << 5);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1570
		data |= (0x37 << 5);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1571
		ret_val = e1e_wphy(hw, PHY_REG(769, 23), data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1574
		e1e_rphy(hw, PHY_REG(769, 16), &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
		data &= ~(1 << 13);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1576
		ret_val = e1e_wphy(hw, PHY_REG(769, 16), data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1577
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1578
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1579
		e1e_rphy(hw, PHY_REG(776, 20), &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1580
		data &= ~(0x3FF << 2);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1581
		data |= (0x1A << 2);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
		ret_val = e1e_wphy(hw, PHY_REG(776, 20), data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1583
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1585
		ret_val = e1e_wphy(hw, PHY_REG(776, 23), 0xF100);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1587
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1588
		e1e_rphy(hw, HV_PM_CTRL, &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1589
		ret_val = e1e_wphy(hw, HV_PM_CTRL, data | (1 << 10));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1590
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1591
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1592
	} else {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1593
		/* Write MAC register values back to h/w defaults */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1594
		mac_reg = er32(FFLT_DBG);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
		mac_reg &= ~(0xF << 14);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1596
		ew32(FFLT_DBG, mac_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1597
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
		mac_reg = er32(RCTL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
		mac_reg &= ~E1000_RCTL_SECRC;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1600
		ew32(RCTL, mac_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1602
		ret_val = e1000e_read_kmrn_reg(hw,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1603
						E1000_KMRNCTRLSTA_CTRL_OFFSET,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1604
						&data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1606
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1607
		ret_val = e1000e_write_kmrn_reg(hw,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
						E1000_KMRNCTRLSTA_CTRL_OFFSET,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1609
						data & ~(1 << 0));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1610
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1611
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1612
		ret_val = e1000e_read_kmrn_reg(hw,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1613
						E1000_KMRNCTRLSTA_HD_CTRL,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1614
						&data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1615
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1616
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1617
		data &= ~(0xF << 8);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
		data |= (0xB << 8);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
		ret_val = e1000e_write_kmrn_reg(hw,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1620
						E1000_KMRNCTRLSTA_HD_CTRL,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1621
						data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1622
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1623
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
		/* Write PHY register values back to h/w defaults */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
		e1e_rphy(hw, PHY_REG(769, 23), &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1627
		data &= ~(0x7F << 5);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1628
		ret_val = e1e_wphy(hw, PHY_REG(769, 23), data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1629
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
		e1e_rphy(hw, PHY_REG(769, 16), &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
		data |= (1 << 13);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1633
		ret_val = e1e_wphy(hw, PHY_REG(769, 16), data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1635
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
		e1e_rphy(hw, PHY_REG(776, 20), &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
		data &= ~(0x3FF << 2);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
		data |= (0x8 << 2);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1639
		ret_val = e1e_wphy(hw, PHY_REG(776, 20), data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1640
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1641
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
		ret_val = e1e_wphy(hw, PHY_REG(776, 23), 0x7E00);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1643
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
		e1e_rphy(hw, HV_PM_CTRL, &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1646
		ret_val = e1e_wphy(hw, HV_PM_CTRL, data & ~(1 << 10));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1647
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
	/* re-enable Rx path after enabling/disabling workaround */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
	ret_val = e1e_wphy(hw, PHY_REG(769, 20), phy_reg & ~(1 << 14));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1653
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1654
out:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1658
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1659
 *  e1000_lv_phy_workarounds_ich8lan - A series of Phy workarounds to be
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
 *  done after every PHY reset.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1661
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
static s32 e1000_lv_phy_workarounds_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
	s32 ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1665
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1666
	if (hw->mac.type != e1000_pch2lan)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1667
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1668
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1669
	/* Set MDIO slow mode before any other MDIO access */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
	ret_val = e1000_set_mdio_slow_mode_hv(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1671
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
out:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1675
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1676
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
 *  e1000_k1_gig_workaround_lv - K1 Si workaround
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
 *  @hw:   pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1679
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
 *  Workaround to set the K1 beacon duration for 82579 parts
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1682
static s32 e1000_k1_workaround_lv(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1683
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
	s32 ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1685
	u16 status_reg = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1686
	u32 mac_reg;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1687
	u16 phy_reg;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1689
	if (hw->mac.type != e1000_pch2lan)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1690
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1691
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1692
	/* Set K1 beacon duration based on 1Gbps speed or otherwise */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
	ret_val = e1e_rphy(hw, HV_M_STATUS, &status_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1694
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1697
	if ((status_reg & (HV_M_STATUS_LINK_UP | HV_M_STATUS_AUTONEG_COMPLETE))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
	    == (HV_M_STATUS_LINK_UP | HV_M_STATUS_AUTONEG_COMPLETE)) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1699
		mac_reg = er32(FEXTNVM4);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1700
		mac_reg &= ~E1000_FEXTNVM4_BEACON_DURATION_MASK;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
		ret_val = e1e_rphy(hw, I82579_LPI_CTRL, &phy_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1703
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1704
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1706
		if (status_reg & HV_M_STATUS_SPEED_1000) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1707
			mac_reg |= E1000_FEXTNVM4_BEACON_DURATION_8USEC;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1708
			phy_reg &= ~I82579_LPI_CTRL_FORCE_PLL_LOCK_COUNT;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1709
		} else {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1710
			mac_reg |= E1000_FEXTNVM4_BEACON_DURATION_16USEC;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1711
			phy_reg |= I82579_LPI_CTRL_FORCE_PLL_LOCK_COUNT;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1712
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1713
		ew32(FEXTNVM4, mac_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1714
		ret_val = e1e_wphy(hw, I82579_LPI_CTRL, phy_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1716
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1717
out:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1719
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1720
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1721
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1722
 *  e1000_gate_hw_phy_config_ich8lan - disable PHY config via hardware
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1723
 *  @hw:   pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1724
 *  @gate: boolean set to true to gate, false to ungate
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1725
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1726
 *  Gate/ungate the automatic PHY configuration via hardware; perform
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1727
 *  the configuration via software instead.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1728
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1729
static void e1000_gate_hw_phy_config_ich8lan(struct e1000_hw *hw, bool gate)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1731
	u32 extcnf_ctrl;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
	if (hw->mac.type != e1000_pch2lan)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1734
		return;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1736
	extcnf_ctrl = er32(EXTCNF_CTRL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1737
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1738
	if (gate)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
		extcnf_ctrl |= E1000_EXTCNF_CTRL_GATE_PHY_CFG;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
	else
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
		extcnf_ctrl &= ~E1000_EXTCNF_CTRL_GATE_PHY_CFG;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1743
	ew32(EXTCNF_CTRL, extcnf_ctrl);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
	return;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1745
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1746
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
 *  e1000_lan_init_done_ich8lan - Check for PHY config completion
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1751
 *  Check the appropriate indication the MAC has finished configuring the
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1752
 *  PHY after a software reset.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
static void e1000_lan_init_done_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1755
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1756
	u32 data, loop = E1000_ICH8_LAN_INIT_TIMEOUT;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1758
	/* Wait for basic configuration completes before proceeding */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1759
	do {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
		data = er32(STATUS);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1761
		data &= E1000_STATUS_LAN_INIT_DONE;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1762
		udelay(100);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1763
	} while ((!data) && --loop);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1764
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1765
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
	 * If basic configuration is incomplete before the above loop
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
	 * count reaches 0, loading the configuration from NVM will
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
	 * leave the PHY in a bad state possibly resulting in no link.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1769
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1770
	if (loop == 0)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
		e_dbg("LAN_INIT_DONE not set, increase timeout\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
	/* Clear the Init Done bit for the next init event */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
	data = er32(STATUS);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
	data &= ~E1000_STATUS_LAN_INIT_DONE;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
	ew32(STATUS, data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1777
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1778
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1779
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
 *  e1000_post_phy_reset_ich8lan - Perform steps required after a PHY reset
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1782
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1783
static s32 e1000_post_phy_reset_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1784
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
	s32 ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
	u16 reg;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1787
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
	if (e1000_check_reset_block(hw))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1789
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1791
	/* Allow time for h/w to get to quiescent state after reset */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1792
	usleep_range(10000, 20000);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
	/* Perform any necessary post-reset workarounds */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1795
	switch (hw->mac.type) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1796
	case e1000_pchlan:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1797
		ret_val = e1000_hv_phy_workarounds_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1798
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1799
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1801
	case e1000_pch2lan:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1802
		ret_val = e1000_lv_phy_workarounds_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1804
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1805
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1806
	default:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1807
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1808
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1809
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1810
	/* Clear the host wakeup bit after lcd reset */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1811
	if (hw->mac.type >= e1000_pchlan) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
		e1e_rphy(hw, BM_PORT_GEN_CFG, &reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1813
		reg &= ~BM_WUC_HOST_WU_BIT;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1814
		e1e_wphy(hw, BM_PORT_GEN_CFG, reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1815
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1816
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1817
	/* Configure the LCD with the extended configuration region in NVM */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1818
	ret_val = e1000_sw_lcd_config_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1821
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
	/* Configure the LCD with the OEM bits in NVM */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1823
	ret_val = e1000_oem_bits_config_ich8lan(hw, true);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1824
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1825
	if (hw->mac.type == e1000_pch2lan) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
		/* Ungate automatic PHY configuration on non-managed 82579 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1827
		if (!(er32(FWSM) & E1000_ICH_FWSM_FW_VALID)) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1828
			usleep_range(10000, 20000);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
			e1000_gate_hw_phy_config_ich8lan(hw, false);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1832
		/* Set EEE LPI Update Timer to 200usec */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1833
		ret_val = hw->phy.ops.acquire(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1834
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1835
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1836
		ret_val = hw->phy.ops.write_reg_locked(hw, I82579_EMI_ADDR,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1837
						       I82579_LPI_UPDATE_TIMER);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1838
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
			goto release;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1840
		ret_val = hw->phy.ops.write_reg_locked(hw, I82579_EMI_DATA,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1841
						       0x1387);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1842
release:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
		hw->phy.ops.release(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1844
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1846
out:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1848
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1849
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1850
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1851
 *  e1000_phy_hw_reset_ich8lan - Performs a PHY reset
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1853
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1854
 *  Resets the PHY
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1855
 *  This is a function pointer entry point called by drivers
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1856
 *  or other shared routines.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1858
static s32 e1000_phy_hw_reset_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
	s32 ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1861
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1862
	/* Gate automatic PHY configuration by hardware on non-managed 82579 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1863
	if ((hw->mac.type == e1000_pch2lan) &&
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1864
	    !(er32(FWSM) & E1000_ICH_FWSM_FW_VALID))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1865
		e1000_gate_hw_phy_config_ich8lan(hw, true);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1866
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1867
	ret_val = e1000e_phy_hw_reset_generic(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1869
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1870
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
	ret_val = e1000_post_phy_reset_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1872
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1873
out:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1874
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1875
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1876
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1877
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1878
 *  e1000_set_lplu_state_pchlan - Set Low Power Link Up state
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1880
 *  @active: true to enable LPLU, false to disable
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1881
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1882
 *  Sets the LPLU state according to the active flag.  For PCH, if OEM write
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1883
 *  bit are disabled in the NVM, writing the LPLU bits in the MAC will not set
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
 *  the phy speed. This function will manually set the LPLU bit and restart
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1885
 *  auto-neg as hw would do. D3 and D0 LPLU will call the same function
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1886
 *  since it configures the same bit.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
static s32 e1000_set_lplu_state_pchlan(struct e1000_hw *hw, bool active)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1890
	s32 ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1891
	u16 oem_reg;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1892
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1893
	ret_val = e1e_rphy(hw, HV_OEM_BITS, &oem_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1894
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1895
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1896
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1897
	if (active)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1898
		oem_reg |= HV_OEM_BITS_LPLU;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1899
	else
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1900
		oem_reg &= ~HV_OEM_BITS_LPLU;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1901
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
	oem_reg |= HV_OEM_BITS_RESTART_AN;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1903
	ret_val = e1e_wphy(hw, HV_OEM_BITS, oem_reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1904
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1905
out:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1906
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1908
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1910
 *  e1000_set_d0_lplu_state_ich8lan - Set Low Power Linkup D0 state
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
 *  @active: true to enable LPLU, false to disable
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1913
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1914
 *  Sets the LPLU D0 state according to the active flag.  When
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1915
 *  activating LPLU this function also disables smart speed
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1916
 *  and vice versa.  LPLU will not be activated unless the
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1917
 *  device autonegotiation advertisement meets standards of
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1918
 *  either 10 or 10/100 or 10/100/1000 at all duplexes.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1919
 *  This is a function pointer entry point only called by
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1920
 *  PHY setup routines.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1922
static s32 e1000_set_d0_lplu_state_ich8lan(struct e1000_hw *hw, bool active)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1923
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1924
	struct e1000_phy_info *phy = &hw->phy;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1925
	u32 phy_ctrl;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
	s32 ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1927
	u16 data;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
	if (phy->type == e1000_phy_ife)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1930
		return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1931
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
	phy_ctrl = er32(PHY_CTRL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1933
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1934
	if (active) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
		phy_ctrl |= E1000_PHY_CTRL_D0A_LPLU;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1936
		ew32(PHY_CTRL, phy_ctrl);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1937
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1938
		if (phy->type != e1000_phy_igp_3)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1939
			return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1940
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1941
		/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1942
		 * Call gig speed drop workaround on LPLU before accessing
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1943
		 * any PHY registers
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
		 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1945
		if (hw->mac.type == e1000_ich8lan)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1946
			e1000e_gig_downshift_workaround_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1947
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
		/* When LPLU is enabled, we should disable SmartSpeed */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
		ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1950
		data &= ~IGP01E1000_PSCFR_SMART_SPEED;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1951
		ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
			return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1954
	} else {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1955
		phy_ctrl &= ~E1000_PHY_CTRL_D0A_LPLU;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
		ew32(PHY_CTRL, phy_ctrl);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
		if (phy->type != e1000_phy_igp_3)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
			return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1960
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
		/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
		 * LPLU and SmartSpeed are mutually exclusive.  LPLU is used
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1963
		 * during Dx states where the power conservation is most
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1964
		 * important.  During driver activity we should enable
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1965
		 * SmartSpeed, so performance is maintained.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1966
		 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1967
		if (phy->smart_speed == e1000_smart_speed_on) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1968
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1969
					   &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1970
			if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
				return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1972
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1973
			data |= IGP01E1000_PSCFR_SMART_SPEED;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1974
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1975
					   data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
			if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1977
				return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1978
		} else if (phy->smart_speed == e1000_smart_speed_off) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
					   &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1981
			if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1982
				return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1983
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
			data &= ~IGP01E1000_PSCFR_SMART_SPEED;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1985
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
					   data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1987
			if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1988
				return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1989
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1990
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1991
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1992
	return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1994
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1995
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1996
 *  e1000_set_d3_lplu_state_ich8lan - Set Low Power Linkup D3 state
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1998
 *  @active: true to enable LPLU, false to disable
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1999
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
 *  Sets the LPLU D3 state according to the active flag.  When
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2001
 *  activating LPLU this function also disables smart speed
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2002
 *  and vice versa.  LPLU will not be activated unless the
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2003
 *  device autonegotiation advertisement meets standards of
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2004
 *  either 10 or 10/100 or 10/100/1000 at all duplexes.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2005
 *  This is a function pointer entry point only called by
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2006
 *  PHY setup routines.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2008
static s32 e1000_set_d3_lplu_state_ich8lan(struct e1000_hw *hw, bool active)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2010
	struct e1000_phy_info *phy = &hw->phy;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2011
	u32 phy_ctrl;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2012
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2013
	u16 data;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2014
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2015
	phy_ctrl = er32(PHY_CTRL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2017
	if (!active) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2018
		phy_ctrl &= ~E1000_PHY_CTRL_NOND0A_LPLU;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2019
		ew32(PHY_CTRL, phy_ctrl);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2020
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2021
		if (phy->type != e1000_phy_igp_3)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2022
			return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2023
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2024
		/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2025
		 * LPLU and SmartSpeed are mutually exclusive.  LPLU is used
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2026
		 * during Dx states where the power conservation is most
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2027
		 * important.  During driver activity we should enable
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2028
		 * SmartSpeed, so performance is maintained.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2029
		 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2030
		if (phy->smart_speed == e1000_smart_speed_on) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2031
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
					   &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
			if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
				return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2035
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2036
			data |= IGP01E1000_PSCFR_SMART_SPEED;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2037
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2038
					   data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2039
			if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2040
				return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2041
		} else if (phy->smart_speed == e1000_smart_speed_off) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
			ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
					   &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2044
			if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
				return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2047
			data &= ~IGP01E1000_PSCFR_SMART_SPEED;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2048
			ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2049
					   data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
			if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
				return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2052
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
	} else if ((phy->autoneg_advertised == E1000_ALL_SPEED_DUPLEX) ||
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2054
		   (phy->autoneg_advertised == E1000_ALL_NOT_GIG) ||
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
		   (phy->autoneg_advertised == E1000_ALL_10_SPEED)) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
		phy_ctrl |= E1000_PHY_CTRL_NOND0A_LPLU;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2057
		ew32(PHY_CTRL, phy_ctrl);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2058
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2059
		if (phy->type != e1000_phy_igp_3)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2060
			return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2061
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
		/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2063
		 * Call gig speed drop workaround on LPLU before accessing
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
		 * any PHY registers
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2065
		 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2066
		if (hw->mac.type == e1000_ich8lan)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2067
			e1000e_gig_downshift_workaround_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2068
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2069
		/* When LPLU is enabled, we should disable SmartSpeed */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
		ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2071
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2072
			return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2074
		data &= ~IGP01E1000_PSCFR_SMART_SPEED;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2075
		ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2076
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2077
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2078
	return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2079
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2080
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2081
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
 *  e1000_valid_nvm_bank_detect_ich8lan - finds out the valid bank 0 or 1
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2083
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2084
 *  @bank:  pointer to the variable that returns the active bank
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2086
 *  Reads signature byte from the NVM using the flash access registers.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2087
 *  Word 0x13 bits 15:14 = 10b indicate a valid signature for that bank.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2089
static s32 e1000_valid_nvm_bank_detect_ich8lan(struct e1000_hw *hw, u32 *bank)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2090
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2091
	u32 eecd;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2092
	struct e1000_nvm_info *nvm = &hw->nvm;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
	u32 bank1_offset = nvm->flash_bank_size * sizeof(u16);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
	u32 act_offset = E1000_ICH_NVM_SIG_WORD * 2 + 1;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2095
	u8 sig_byte = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
	s32 ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2097
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2098
	switch (hw->mac.type) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2099
	case e1000_ich8lan:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2100
	case e1000_ich9lan:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2101
		eecd = er32(EECD);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2102
		if ((eecd & E1000_EECD_SEC1VAL_VALID_MASK) ==
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
		    E1000_EECD_SEC1VAL_VALID_MASK) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2104
			if (eecd & E1000_EECD_SEC1VAL)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
				*bank = 1;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2106
			else
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2107
				*bank = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2108
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2109
			return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2110
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
		e_dbg("Unable to determine valid NVM bank via EEC - "
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2112
		       "reading flash signature\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
		/* fall-thru */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2114
	default:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2115
		/* set bank to 0 in case flash read fails */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2116
		*bank = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2117
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2118
		/* Check bank 0 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2119
		ret_val = e1000_read_flash_byte_ich8lan(hw, act_offset,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
		                                        &sig_byte);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2121
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2122
			return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
		if ((sig_byte & E1000_ICH_NVM_VALID_SIG_MASK) ==
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
		    E1000_ICH_NVM_SIG_VALUE) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2125
			*bank = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2126
			return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
		/* Check bank 1 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
		ret_val = e1000_read_flash_byte_ich8lan(hw, act_offset +
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
		                                        bank1_offset,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
		                                        &sig_byte);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2133
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
			return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2135
		if ((sig_byte & E1000_ICH_NVM_VALID_SIG_MASK) ==
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
		    E1000_ICH_NVM_SIG_VALUE) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2137
			*bank = 1;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2138
			return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2139
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2140
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2141
		e_dbg("ERROR: No valid NVM bank present\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2142
		return -E1000_ERR_NVM;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
	return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
 *  e1000_read_nvm_ich8lan - Read word(s) from the NVM
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2151
 *  @offset: The offset (in bytes) of the word(s) to read.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
 *  @words: Size of data to read in words
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
 *  @data: Pointer to the word(s) to read at offset.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
 *  Reads a word(s) from the NVM using the flash access registers.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
static s32 e1000_read_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
				  u16 *data)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2160
	struct e1000_nvm_info *nvm = &hw->nvm;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2161
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2162
	u32 act_offset;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
	s32 ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2164
	u32 bank = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
	u16 i, word;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2167
	if ((offset >= nvm->word_size) || (words > nvm->word_size - offset) ||
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2168
	    (words == 0)) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2169
		e_dbg("nvm parameter(s) out of bounds\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2170
		ret_val = -E1000_ERR_NVM;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2171
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2172
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2173
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2174
	nvm->ops.acquire(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2176
	ret_val = e1000_valid_nvm_bank_detect_ich8lan(hw, &bank);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
	if (ret_val) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2178
		e_dbg("Could not detect valid bank, assuming bank 0\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2179
		bank = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2180
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2182
	act_offset = (bank) ? nvm->flash_bank_size : 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2183
	act_offset += offset;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2184
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
	ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
	for (i = 0; i < words; i++) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2187
		if (dev_spec->shadow_ram[offset+i].modified) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
			data[i] = dev_spec->shadow_ram[offset+i].value;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2189
		} else {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2190
			ret_val = e1000_read_flash_word_ich8lan(hw,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
								act_offset + i,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
								&word);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2193
			if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2194
				break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2195
			data[i] = word;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2196
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
	nvm->ops.release(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2201
out:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2203
		e_dbg("NVM read error: %d\n", ret_val);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2204
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2205
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2206
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2207
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2208
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2209
 *  e1000_flash_cycle_init_ich8lan - Initialize flash
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2210
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2211
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
 *  This function does initial flash setup so that a new read/write/erase cycle
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
 *  can be started.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2215
static s32 e1000_flash_cycle_init_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2216
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
	union ich8_hws_flash_status hsfsts;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
	s32 ret_val = -E1000_ERR_NVM;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
	hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2221
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2222
	/* Check if the flash descriptor is valid */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2223
	if (hsfsts.hsf_status.fldesvalid == 0) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2224
		e_dbg("Flash descriptor invalid.  "
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2225
			 "SW Sequencing must be used.\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2226
		return -E1000_ERR_NVM;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2228
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2229
	/* Clear FCERR and DAEL in hw status by writing 1 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2230
	hsfsts.hsf_status.flcerr = 1;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
	hsfsts.hsf_status.dael = 1;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2233
	ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2235
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2236
	 * Either we should have a hardware SPI cycle in progress
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2237
	 * bit to check against, in order to start a new cycle or
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2238
	 * FDONE bit should be changed in the hardware so that it
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
	 * is 1 after hardware reset, which can then be used as an
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2240
	 * indication whether a cycle is in progress or has been
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2241
	 * completed.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2242
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2243
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2244
	if (hsfsts.hsf_status.flcinprog == 0) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2245
		/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2246
		 * There is no cycle running at present,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2247
		 * so we can start a cycle.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
		 * Begin by setting Flash Cycle Done.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2249
		 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2250
		hsfsts.hsf_status.flcdone = 1;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2251
		ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2252
		ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
	} else {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
		s32 i = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2255
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2256
		/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2257
		 * Otherwise poll for sometime so the current
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2258
		 * cycle has a chance to end before giving up.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2259
		 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2260
		for (i = 0; i < ICH_FLASH_READ_COMMAND_TIMEOUT; i++) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2261
			hsfsts.regval = __er16flash(hw, ICH_FLASH_HSFSTS);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2262
			if (hsfsts.hsf_status.flcinprog == 0) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2263
				ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2264
				break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2265
			}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2266
			udelay(1);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2268
		if (ret_val == 0) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2269
			/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
			 * Successful in waiting for previous cycle to timeout,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2271
			 * now set the Flash Cycle Done.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
			 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2273
			hsfsts.hsf_status.flcdone = 1;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2274
			ew16flash(ICH_FLASH_HSFSTS, hsfsts.regval);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2275
		} else {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2276
			e_dbg("Flash controller busy, cannot get access\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2282
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2283
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2284
 *  e1000_flash_cycle_ich8lan - Starts flash cycle (read/write/erase)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2285
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
 *  @timeout: maximum time to wait for completion
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2287
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2288
 *  This function starts a flash cycle and waits for its completion.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2289
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2290
static s32 e1000_flash_cycle_ich8lan(struct e1000_hw *hw, u32 timeout)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2291
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
	union ich8_hws_flash_ctrl hsflctl;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
	union ich8_hws_flash_status hsfsts;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2294
	s32 ret_val = -E1000_ERR_NVM;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
	u32 i = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2297
	/* Start a cycle by writing 1 in Flash Cycle Go in Hw Flash Control */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2298
	hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2299
	hsflctl.hsf_ctrl.flcgo = 1;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2300
	ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2302
	/* wait till FDONE bit is set to 1 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2303
	do {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
		hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2305
		if (hsfsts.hsf_status.flcdone == 1)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2307
		udelay(1);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2308
	} while (i++ < timeout);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2310
	if (hsfsts.hsf_status.flcdone == 1 && hsfsts.hsf_status.flcerr == 0)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2311
		return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2312
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2313
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2316
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2317
 *  e1000_read_flash_word_ich8lan - Read word from flash
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2318
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
 *  @offset: offset to data location
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
 *  @data: pointer to the location for storing the data
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2322
 *  Reads the flash word at offset into data.  Offset is converted
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
 *  to bytes before read.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
static s32 e1000_read_flash_word_ich8lan(struct e1000_hw *hw, u32 offset,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
					 u16 *data)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2327
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2328
	/* Must convert offset into bytes. */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
	offset <<= 1;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
	return e1000_read_flash_data_ich8lan(hw, offset, 2, data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2332
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2333
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2334
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2335
 *  e1000_read_flash_byte_ich8lan - Read byte from flash
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2336
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2337
 *  @offset: The offset of the byte to read.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2338
 *  @data: Pointer to a byte to store the value read.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2339
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2340
 *  Reads a single byte from the NVM using the flash access registers.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2342
static s32 e1000_read_flash_byte_ich8lan(struct e1000_hw *hw, u32 offset,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2343
					 u8 *data)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2344
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
	u16 word = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
	ret_val = e1000_read_flash_data_ich8lan(hw, offset, 1, &word);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2349
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
		return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2352
	*data = (u8)word;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2353
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2354
	return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
 *  e1000_read_flash_data_ich8lan - Read byte or word from NVM
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
 *  @offset: The offset (in bytes) of the byte or word to read.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2361
 *  @size: Size of data to read, 1=byte 2=word
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2362
 *  @data: Pointer to the word to store the value read.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
 *  Reads a byte or word from the NVM using the flash access registers.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2365
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2366
static s32 e1000_read_flash_data_ich8lan(struct e1000_hw *hw, u32 offset,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2367
					 u8 size, u16 *data)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2368
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
	union ich8_hws_flash_status hsfsts;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2370
	union ich8_hws_flash_ctrl hsflctl;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
	u32 flash_linear_addr;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2372
	u32 flash_data = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
	s32 ret_val = -E1000_ERR_NVM;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
	u8 count = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2375
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
	if (size < 1  || size > 2 || offset > ICH_FLASH_LINEAR_ADDR_MASK)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
		return -E1000_ERR_NVM;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2378
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
	flash_linear_addr = (ICH_FLASH_LINEAR_ADDR_MASK & offset) +
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
			    hw->nvm.flash_base_addr;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
	do {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2383
		udelay(1);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2384
		/* Steps */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2385
		ret_val = e1000_flash_cycle_init_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2386
		if (ret_val != 0)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2388
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2389
		hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
		/* 0b/1b corresponds to 1 or 2 byte size, respectively. */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2391
		hsflctl.hsf_ctrl.fldbcount = size - 1;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2392
		hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_READ;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
		ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2395
		ew32flash(ICH_FLASH_FADDR, flash_linear_addr);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
		ret_val = e1000_flash_cycle_ich8lan(hw,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
						ICH_FLASH_READ_COMMAND_TIMEOUT);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2399
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
		/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
		 * Check if FCERR is set to 1, if set to 1, clear it
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2402
		 * and try the whole sequence a few more times, else
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2403
		 * read in (shift in) the Flash Data0, the order is
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2404
		 * least significant byte first msb to lsb
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2405
		 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2406
		if (ret_val == 0) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2407
			flash_data = er32flash(ICH_FLASH_FDATA0);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2408
			if (size == 1)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2409
				*data = (u8)(flash_data & 0x000000FF);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2410
			else if (size == 2)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2411
				*data = (u16)(flash_data & 0x0000FFFF);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2412
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2413
		} else {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2414
			/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2415
			 * If we've gotten here, then things are probably
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
			 * completely hosed, but if the error condition is
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
			 * detected, it won't hurt to give it another try...
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
			 * ICH_FLASH_CYCLE_REPEAT_COUNT times.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2419
			 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
			hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
			if (hsfsts.hsf_status.flcerr == 1) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
				/* Repeat for some time before giving up. */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
				continue;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2424
			} else if (hsfsts.hsf_status.flcdone == 0) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2425
				e_dbg("Timeout error - flash cycle "
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2426
					 "did not complete.\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2427
				break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2428
			}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2430
	} while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2431
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2432
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
 *  e1000_write_nvm_ich8lan - Write word(s) to the NVM
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2438
 *  @offset: The offset (in bytes) of the word(s) to write.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
 *  @words: Size of data to write in words
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
 *  @data: Pointer to the word(s) to write at offset.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
 *  Writes a byte or word to the NVM using the flash access registers.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2444
static s32 e1000_write_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2445
				   u16 *data)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2447
	struct e1000_nvm_info *nvm = &hw->nvm;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2448
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
	u16 i;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2450
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2451
	if ((offset >= nvm->word_size) || (words > nvm->word_size - offset) ||
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
	    (words == 0)) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
		e_dbg("nvm parameter(s) out of bounds\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
		return -E1000_ERR_NVM;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2455
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2456
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2457
	nvm->ops.acquire(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
	for (i = 0; i < words; i++) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
		dev_spec->shadow_ram[offset+i].modified = true;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
		dev_spec->shadow_ram[offset+i].value = data[i];
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2463
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2464
	nvm->ops.release(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2465
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
	return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2468
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
 *  e1000_update_nvm_checksum_ich8lan - Update the checksum for NVM
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
 *  The NVM checksum is updated by calling the generic update_nvm_checksum,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
 *  which writes the checksum to the shadow ram.  The changes in the shadow
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
 *  ram are then committed to the EEPROM by processing each bank at a time
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2476
 *  checking for the modified bit and writing only the pending changes.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
 *  After a successful commit, the shadow ram is cleared and is ready for
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2478
 *  future writes.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2481
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2482
	struct e1000_nvm_info *nvm = &hw->nvm;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2483
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2484
	u32 i, act_offset, new_bank_offset, old_bank_offset, bank;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2485
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2486
	u16 data;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2488
	ret_val = e1000e_update_nvm_checksum_generic(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2490
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2491
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
	if (nvm->type != e1000_nvm_flash_sw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2493
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2495
	nvm->ops.acquire(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2496
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2497
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2498
	 * We're writing to the opposite bank so if we're on bank 1,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2499
	 * write to bank 0 etc.  We also need to erase the segment that
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
	 * is going to be written
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
	ret_val =  e1000_valid_nvm_bank_detect_ich8lan(hw, &bank);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
	if (ret_val) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2504
		e_dbg("Could not detect valid bank, assuming bank 0\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2505
		bank = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2506
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2507
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2508
	if (bank == 0) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2509
		new_bank_offset = nvm->flash_bank_size;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
		old_bank_offset = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2511
		ret_val = e1000_erase_flash_bank_ich8lan(hw, 1);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2512
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2513
			goto release;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2514
	} else {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2515
		old_bank_offset = nvm->flash_bank_size;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2516
		new_bank_offset = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2517
		ret_val = e1000_erase_flash_bank_ich8lan(hw, 0);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
			goto release;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2520
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2521
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2522
	for (i = 0; i < E1000_ICH8_SHADOW_RAM_WORDS; i++) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2523
		/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2524
		 * Determine whether to write the value stored
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2525
		 * in the other NVM bank or a modified value stored
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
		 * in the shadow RAM
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
		 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2528
		if (dev_spec->shadow_ram[i].modified) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2529
			data = dev_spec->shadow_ram[i].value;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2530
		} else {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
			ret_val = e1000_read_flash_word_ich8lan(hw, i +
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2532
			                                        old_bank_offset,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2533
			                                        &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2534
			if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2535
				break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2538
		/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2539
		 * If the word is 0x13, then make sure the signature bits
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
		 * (15:14) are 11b until the commit has completed.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
		 * This will allow us to write 10b which indicates the
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2542
		 * signature is valid.  We want to do this after the write
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2543
		 * has completed so that we don't mark the segment valid
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
		 * while the write is still in progress
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
		 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
		if (i == E1000_ICH_NVM_SIG_WORD)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
			data |= E1000_ICH_NVM_SIG_MASK;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2548
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
		/* Convert offset to bytes. */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2550
		act_offset = (i + new_bank_offset) << 1;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2551
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
		udelay(100);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
		/* Write the bytes to the new bank. */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
		ret_val = e1000_retry_write_flash_byte_ich8lan(hw,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
							       act_offset,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2556
							       (u8)data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2557
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2558
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2559
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2560
		udelay(100);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
		ret_val = e1000_retry_write_flash_byte_ich8lan(hw,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2562
							  act_offset + 1,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2563
							  (u8)(data >> 8));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2565
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2567
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2568
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2569
	 * Don't bother writing the segment valid bits if sector
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2570
	 * programming failed.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2571
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
	if (ret_val) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
		/* Possibly read-only, see e1000e_write_protect_nvm_ich8lan() */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2574
		e_dbg("Flash commit failed.\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2575
		goto release;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2576
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
	 * Finally validate the new segment by setting bit 15:14
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
	 * to 10b in word 0x13 , this can be done without an
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2581
	 * erase as well since these bits are 11 to start with
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2582
	 * and we need to change bit 14 to 0b
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2583
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2584
	act_offset = new_bank_offset + E1000_ICH_NVM_SIG_WORD;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2585
	ret_val = e1000_read_flash_word_ich8lan(hw, act_offset, &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2586
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
		goto release;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2588
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2589
	data &= 0xBFFF;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2590
	ret_val = e1000_retry_write_flash_byte_ich8lan(hw,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2591
						       act_offset * 2 + 1,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2592
						       (u8)(data >> 8));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2593
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2594
		goto release;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2596
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2597
	 * And invalidate the previously valid segment by setting
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
	 * its signature word (0x13) high_byte to 0b. This can be
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2599
	 * done without an erase because flash erase sets all bits
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
	 * to 1's. We can write 1's to 0's without an erase
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2601
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2602
	act_offset = (old_bank_offset + E1000_ICH_NVM_SIG_WORD) * 2 + 1;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
	ret_val = e1000_retry_write_flash_byte_ich8lan(hw, act_offset, 0);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2605
		goto release;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2606
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
	/* Great!  Everything worked, we can now clear the cached entries. */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2608
	for (i = 0; i < E1000_ICH8_SHADOW_RAM_WORDS; i++) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
		dev_spec->shadow_ram[i].modified = false;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
		dev_spec->shadow_ram[i].value = 0xFFFF;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2613
release:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2614
	nvm->ops.release(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2616
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
	 * Reload the EEPROM, or else modifications will not appear
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2618
	 * until after the next adapter reset.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2619
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
	if (!ret_val) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
		e1000e_reload_nvm(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2622
		usleep_range(10000, 20000);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2624
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2625
out:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2626
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2627
		e_dbg("NVM update error: %d\n", ret_val);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2629
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2630
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2631
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2632
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2633
 *  e1000_validate_nvm_checksum_ich8lan - Validate EEPROM checksum
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2634
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2635
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2636
 *  Check to see if checksum needs to be fixed by reading bit 6 in word 0x19.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
 *  If the bit is 0, that the EEPROM had been modified, but the checksum was not
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
 *  calculated, in which case we need to calculate the checksum and set bit 6.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2639
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
static s32 e1000_validate_nvm_checksum_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2642
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2643
	u16 data;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2644
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2645
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2646
	 * Read 0x19 and check bit 6.  If this bit is 0, the checksum
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
	 * needs to be fixed.  This bit is an indication that the NVM
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2648
	 * was prepared by OEM software and did not calculate the
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2649
	 * checksum...a likely scenario.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2651
	ret_val = e1000_read_nvm(hw, 0x19, 1, &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2652
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2653
		return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
	if ((data & 0x40) == 0) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
		data |= 0x40;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
		ret_val = e1000_write_nvm(hw, 0x19, 1, &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2659
			return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
		ret_val = e1000e_update_nvm_checksum(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
			return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2663
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2665
	return e1000e_validate_nvm_checksum_generic(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2666
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2667
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2668
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2669
 *  e1000e_write_protect_nvm_ich8lan - Make the NVM read-only
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2671
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2672
 *  To prevent malicious write/erase of the NVM, set it to be read-only
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
 *  so that the hardware ignores all write/erase cycles of the NVM via
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
 *  the flash control registers.  The shadow-ram copy of the NVM will
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2675
 *  still be updated, however any updates to this copy will not stick
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2676
 *  across driver reloads.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2677
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
void e1000e_write_protect_nvm_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2680
	struct e1000_nvm_info *nvm = &hw->nvm;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2681
	union ich8_flash_protected_range pr0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2682
	union ich8_hws_flash_status hsfsts;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2683
	u32 gfpreg;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2684
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
	nvm->ops.acquire(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2686
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
	gfpreg = er32flash(ICH_FLASH_GFPREG);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
	/* Write-protect GbE Sector of NVM */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2690
	pr0.regval = er32flash(ICH_FLASH_PR0);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
	pr0.range.base = gfpreg & FLASH_GFPREG_BASE_MASK;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
	pr0.range.limit = ((gfpreg >> 16) & FLASH_GFPREG_BASE_MASK);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2693
	pr0.range.wpe = true;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
	ew32flash(ICH_FLASH_PR0, pr0.regval);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2695
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2697
	 * Lock down a subset of GbE Flash Control Registers, e.g.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
	 * PR0 to prevent the write-protection from being lifted.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
	 * Once FLOCKDN is set, the registers protected by it cannot
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
	 * be written until FLOCKDN is cleared by a hardware reset.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2701
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2702
	hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2703
	hsfsts.hsf_status.flockdn = true;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
	ew32flash(ICH_FLASH_HSFSTS, hsfsts.regval);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2705
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
	nvm->ops.release(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2708
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2709
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
 *  e1000_write_flash_data_ich8lan - Writes bytes to the NVM
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
 *  @offset: The offset (in bytes) of the byte/word to read.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
 *  @size: Size of data to read, 1=byte 2=word
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
 *  @data: The byte(s) to write to the NVM.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2715
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2716
 *  Writes one/two bytes to the NVM using the flash access registers.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2717
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2718
static s32 e1000_write_flash_data_ich8lan(struct e1000_hw *hw, u32 offset,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2719
					  u8 size, u16 data)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2720
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2721
	union ich8_hws_flash_status hsfsts;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2722
	union ich8_hws_flash_ctrl hsflctl;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2723
	u32 flash_linear_addr;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2724
	u32 flash_data = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
	u8 count = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2727
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
	if (size < 1 || size > 2 || data > size * 0xff ||
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2729
	    offset > ICH_FLASH_LINEAR_ADDR_MASK)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
		return -E1000_ERR_NVM;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2732
	flash_linear_addr = (ICH_FLASH_LINEAR_ADDR_MASK & offset) +
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2733
			    hw->nvm.flash_base_addr;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2734
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
	do {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2736
		udelay(1);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2737
		/* Steps */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2738
		ret_val = e1000_flash_cycle_init_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2739
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2740
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2741
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2742
		hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2743
		/* 0b/1b corresponds to 1 or 2 byte size, respectively. */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2744
		hsflctl.hsf_ctrl.fldbcount = size -1;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2745
		hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_WRITE;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2746
		ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
		ew32flash(ICH_FLASH_FADDR, flash_linear_addr);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2749
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2750
		if (size == 1)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2751
			flash_data = (u32)data & 0x00FF;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2752
		else
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2753
			flash_data = (u32)data;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2754
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2755
		ew32flash(ICH_FLASH_FDATA0, flash_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2756
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2757
		/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
		 * check if FCERR is set to 1 , if set to 1, clear it
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
		 * and try the whole sequence a few more times else done
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2760
		 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2761
		ret_val = e1000_flash_cycle_ich8lan(hw,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2762
					       ICH_FLASH_WRITE_COMMAND_TIMEOUT);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
		if (!ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2765
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2766
		/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
		 * If we're here, then things are most likely
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
		 * completely hosed, but if the error condition
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2769
		 * is detected, it won't hurt to give it another
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
		 * try...ICH_FLASH_CYCLE_REPEAT_COUNT times.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2771
		 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2772
		hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2773
		if (hsfsts.hsf_status.flcerr == 1)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2774
			/* Repeat for some time before giving up. */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
			continue;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
		if (hsfsts.hsf_status.flcdone == 0) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2777
			e_dbg("Timeout error - flash cycle "
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2778
				 "did not complete.");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2780
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2781
	} while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2782
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2783
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2785
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2786
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2787
 *  e1000_write_flash_byte_ich8lan - Write a single byte to NVM
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2788
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
 *  @offset: The index of the byte to read.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2790
 *  @data: The byte to write to the NVM.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2791
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
 *  Writes a single byte to the NVM using the flash access registers.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
static s32 e1000_write_flash_byte_ich8lan(struct e1000_hw *hw, u32 offset,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2795
					  u8 data)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2796
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
	u16 word = (u16)data;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2798
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
	return e1000_write_flash_data_ich8lan(hw, offset, 1, word);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
 *  e1000_retry_write_flash_byte_ich8lan - Writes a single byte to NVM
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2804
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
 *  @offset: The offset of the byte to write.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
 *  @byte: The byte to write to the NVM.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2807
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2808
 *  Writes a single byte to the NVM using the flash access registers.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2809
 *  Goes through a retry algorithm before giving up.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
static s32 e1000_retry_write_flash_byte_ich8lan(struct e1000_hw *hw,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2812
						u32 offset, u8 byte)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2813
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
	u16 program_retries;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2816
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2817
	ret_val = e1000_write_flash_byte_ich8lan(hw, offset, byte);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2818
	if (!ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2819
		return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2821
	for (program_retries = 0; program_retries < 100; program_retries++) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2822
		e_dbg("Retrying Byte %2.2X at offset %u\n", byte, offset);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2823
		udelay(100);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2824
		ret_val = e1000_write_flash_byte_ich8lan(hw, offset, byte);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2825
		if (!ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2826
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2827
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2828
	if (program_retries == 100)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2829
		return -E1000_ERR_NVM;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2830
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2831
	return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2832
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2833
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2834
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2835
 *  e1000_erase_flash_bank_ich8lan - Erase a bank (4k) from NVM
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2837
 *  @bank: 0 for first bank, 1 for second bank, etc.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2839
 *  Erases the bank specified. Each bank is a 4k block. Banks are 0 based.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
 *  bank N is 4096 * N + flash_reg_addr.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2842
static s32 e1000_erase_flash_bank_ich8lan(struct e1000_hw *hw, u32 bank)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2843
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2844
	struct e1000_nvm_info *nvm = &hw->nvm;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2845
	union ich8_hws_flash_status hsfsts;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
	union ich8_hws_flash_ctrl hsflctl;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
	u32 flash_linear_addr;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
	/* bank size is in 16bit words - adjust to bytes */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2849
	u32 flash_bank_size = nvm->flash_bank_size * 2;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2850
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2851
	s32 count = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
	s32 j, iteration, sector_size;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
	hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2855
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2856
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2857
	 * Determine HW Sector size: Read BERASE bits of hw flash status
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
	 * register
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
	 * 00: The Hw sector is 256 bytes, hence we need to erase 16
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
	 *     consecutive sectors.  The start index for the nth Hw sector
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
	 *     can be calculated as = bank * 4096 + n * 256
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
	 * 01: The Hw sector is 4K bytes, hence we need to erase 1 sector.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
	 *     The start index for the nth Hw sector can be calculated
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
	 *     as = bank * 4096
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
	 * 10: The Hw sector is 8K bytes, nth sector = bank * 8192
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
	 *     (ich9 only, otherwise error condition)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
	 * 11: The Hw sector is 64K bytes, nth sector = bank * 65536
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
	switch (hsfsts.hsf_status.berasesz) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2870
	case 0:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
		/* Hw sector size 256 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2872
		sector_size = ICH_FLASH_SEG_SIZE_256;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
		iteration = flash_bank_size / ICH_FLASH_SEG_SIZE_256;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
	case 1:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2876
		sector_size = ICH_FLASH_SEG_SIZE_4K;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
		iteration = 1;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2879
	case 2:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
		sector_size = ICH_FLASH_SEG_SIZE_8K;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
		iteration = 1;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
	case 3:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2884
		sector_size = ICH_FLASH_SEG_SIZE_64K;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
		iteration = 1;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2887
	default:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2888
		return -E1000_ERR_NVM;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2889
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2890
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
	/* Start with the base address, then add the sector offset. */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2892
	flash_linear_addr = hw->nvm.flash_base_addr;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2893
	flash_linear_addr += (bank) ? flash_bank_size : 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2894
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
	for (j = 0; j < iteration ; j++) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
		do {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
			/* Steps */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
			ret_val = e1000_flash_cycle_init_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2899
			if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2900
				return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2901
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
			/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
			 * Write a value 11 (block Erase) in Flash
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2904
			 * Cycle field in hw flash control
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2905
			 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2906
			hsflctl.regval = er16flash(ICH_FLASH_HSFCTL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2907
			hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_ERASE;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
			ew16flash(ICH_FLASH_HSFCTL, hsflctl.regval);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2909
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
			/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
			 * Write the last 24 bits of an index within the
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
			 * block into Flash Linear address field in Flash
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2913
			 * Address.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
			 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
			flash_linear_addr += (j * sector_size);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2916
			ew32flash(ICH_FLASH_FADDR, flash_linear_addr);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2917
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2918
			ret_val = e1000_flash_cycle_ich8lan(hw,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2919
					       ICH_FLASH_ERASE_COMMAND_TIMEOUT);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
			if (ret_val == 0)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
				break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2922
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2923
			/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
			 * Check if FCERR is set to 1.  If 1,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
			 * clear it and try the whole sequence
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2926
			 * a few more times else Done
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2927
			 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2928
			hsfsts.regval = er16flash(ICH_FLASH_HSFSTS);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2929
			if (hsfsts.hsf_status.flcerr == 1)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
				/* repeat for some time before giving up */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2931
				continue;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2932
			else if (hsfsts.hsf_status.flcdone == 0)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
				return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
		} while (++count < ICH_FLASH_CYCLE_REPEAT_COUNT);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
	return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2938
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2940
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2941
 *  e1000_valid_led_default_ich8lan - Set the default LED settings
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2942
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
 *  @data: Pointer to the LED settings
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2944
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
 *  Reads the LED default settings from the NVM to data.  If the NVM LED
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
 *  settings is all 0's or F's, set the LED default to a valid LED default
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
 *  setting.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
static s32 e1000_valid_led_default_ich8lan(struct e1000_hw *hw, u16 *data)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2950
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
	ret_val = e1000_read_nvm(hw, NVM_ID_LED_SETTINGS, 1, data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
	if (ret_val) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2955
		e_dbg("NVM Read Error\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2956
		return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
	if (*data == ID_LED_RESERVED_0000 ||
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2960
	    *data == ID_LED_RESERVED_FFFF)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2961
		*data = ID_LED_DEFAULT_ICH8LAN;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2962
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
	return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2964
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2966
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
 *  e1000_id_led_init_pchlan - store LED configurations
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2969
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2970
 *  PCH does not control LEDs via the LEDCTL register, rather it uses
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
 *  the PHY LED configuration register.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2972
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2973
 *  PCH also does not have an "always on" or "always off" mode which
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2974
 *  complicates the ID feature.  Instead of using the "on" mode to indicate
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2975
 *  in ledctl_mode2 the LEDs to use for ID (see e1000e_id_led_init()),
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2976
 *  use "link_up" mode.  The LEDs will still ID on request if there is no
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
 *  link based on logic in e1000_led_[on|off]_pchlan().
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
static s32 e1000_id_led_init_pchlan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2980
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
	struct e1000_mac_info *mac = &hw->mac;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2982
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
	const u32 ledctl_on = E1000_LEDCTL_MODE_LINK_UP;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2984
	const u32 ledctl_off = E1000_LEDCTL_MODE_LINK_UP | E1000_PHY_LED0_IVRT;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2985
	u16 data, i, temp, shift;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2987
	/* Get default ID LED modes */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2988
	ret_val = hw->nvm.ops.valid_led_default(hw, &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
		goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
	mac->ledctl_default = er32(LEDCTL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
	mac->ledctl_mode1 = mac->ledctl_default;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
	mac->ledctl_mode2 = mac->ledctl_default;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2995
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2996
	for (i = 0; i < 4; i++) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
		temp = (data >> (i << 2)) & E1000_LEDCTL_LED0_MODE_MASK;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
		shift = (i * 5);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2999
		switch (temp) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
		case ID_LED_ON1_DEF2:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
		case ID_LED_ON1_ON2:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
		case ID_LED_ON1_OFF2:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
			mac->ledctl_mode1 &= ~(E1000_PHY_LED0_MASK << shift);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3004
			mac->ledctl_mode1 |= (ledctl_on << shift);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3005
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3006
		case ID_LED_OFF1_DEF2:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3007
		case ID_LED_OFF1_ON2:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3008
		case ID_LED_OFF1_OFF2:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3009
			mac->ledctl_mode1 &= ~(E1000_PHY_LED0_MASK << shift);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3010
			mac->ledctl_mode1 |= (ledctl_off << shift);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3011
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3012
		default:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
			/* Do nothing */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3015
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
		switch (temp) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3017
		case ID_LED_DEF1_ON2:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3018
		case ID_LED_ON1_ON2:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3019
		case ID_LED_OFF1_ON2:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3020
			mac->ledctl_mode2 &= ~(E1000_PHY_LED0_MASK << shift);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
			mac->ledctl_mode2 |= (ledctl_on << shift);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3022
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3023
		case ID_LED_DEF1_OFF2:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
		case ID_LED_ON1_OFF2:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
		case ID_LED_OFF1_OFF2:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
			mac->ledctl_mode2 &= ~(E1000_PHY_LED0_MASK << shift);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3027
			mac->ledctl_mode2 |= (ledctl_off << shift);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3028
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
		default:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3030
			/* Do nothing */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3031
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3032
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3033
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3034
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
out:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3037
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3038
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3040
 *  e1000_get_bus_info_ich8lan - Get/Set the bus type and width
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3041
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3042
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3043
 *  ICH8 use the PCI Express bus, but does not contain a PCI Express Capability
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
 *  register, so the the bus width is hard coded.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3046
static s32 e1000_get_bus_info_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
	struct e1000_bus_info *bus = &hw->bus;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3049
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3050
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3051
	ret_val = e1000e_get_bus_info_pcie(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3053
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3054
	 * ICH devices are "PCI Express"-ish.  They have
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3055
	 * a configuration space, but do not contain
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3056
	 * PCI Express Capability registers, so bus width
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
	 * must be hardcoded.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
	if (bus->width == e1000_bus_width_unknown)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
		bus->width = e1000_bus_width_pcie_x1;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3062
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3063
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3064
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3065
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3066
 *  e1000_reset_hw_ich8lan - Reset the hardware
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3067
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3068
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3069
 *  Does a full reset of the hardware which includes a reset of the PHY and
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3070
 *  MAC.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3071
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3072
static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3073
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3074
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3075
	u16 reg;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3076
	u32 ctrl, kab;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3077
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3078
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3079
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3080
	 * Prevent the PCI-E bus from sticking if there is no TLP connection
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3081
	 * on the last TLP read/write transaction when MAC is reset.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3082
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3083
	ret_val = e1000e_disable_pcie_master(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3084
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3085
		e_dbg("PCI-E Master disable polling has failed.\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3086
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3087
	e_dbg("Masking off all interrupts\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3088
	ew32(IMC, 0xffffffff);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3089
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3090
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3091
	 * Disable the Transmit and Receive units.  Then delay to allow
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3092
	 * any pending transactions to complete before we hit the MAC
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3093
	 * with the global reset.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3094
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3095
	ew32(RCTL, 0);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3096
	ew32(TCTL, E1000_TCTL_PSP);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3097
	e1e_flush();
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3098
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3099
	usleep_range(10000, 20000);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3100
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3101
	/* Workaround for ICH8 bit corruption issue in FIFO memory */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3102
	if (hw->mac.type == e1000_ich8lan) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3103
		/* Set Tx and Rx buffer allocation to 8k apiece. */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3104
		ew32(PBA, E1000_PBA_8K);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3105
		/* Set Packet Buffer Size to 16k. */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3106
		ew32(PBS, E1000_PBS_16K);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3107
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3108
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3109
	if (hw->mac.type == e1000_pchlan) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3110
		/* Save the NVM K1 bit setting*/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3111
		ret_val = e1000_read_nvm(hw, E1000_NVM_K1_CONFIG, 1, &reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3112
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3113
			return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3114
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3115
		if (reg & E1000_NVM_K1_ENABLE)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3116
			dev_spec->nvm_k1_enabled = true;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3117
		else
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3118
			dev_spec->nvm_k1_enabled = false;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3119
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3120
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3121
	ctrl = er32(CTRL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3122
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3123
	if (!e1000_check_reset_block(hw)) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3124
		/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3125
		 * Full-chip reset requires MAC and PHY reset at the same
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3126
		 * time to make sure the interface between MAC and the
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3127
		 * external PHY is reset.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3128
		 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3129
		ctrl |= E1000_CTRL_PHY_RST;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3130
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3131
		/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3132
		 * Gate automatic PHY configuration by hardware on
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3133
		 * non-managed 82579
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3134
		 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3135
		if ((hw->mac.type == e1000_pch2lan) &&
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3136
		    !(er32(FWSM) & E1000_ICH_FWSM_FW_VALID))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3137
			e1000_gate_hw_phy_config_ich8lan(hw, true);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3138
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3139
	ret_val = e1000_acquire_swflag_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3140
	e_dbg("Issuing a global reset to ich8lan\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3141
	ew32(CTRL, (ctrl | E1000_CTRL_RST));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3142
	/* cannot issue a flush here because it hangs the hardware */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3143
	msleep(20);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3144
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3145
	if (!ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3146
		clear_bit(__E1000_ACCESS_SHARED_RESOURCE, &hw->adapter->state);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3147
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3148
	if (ctrl & E1000_CTRL_PHY_RST) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3149
		ret_val = hw->phy.ops.get_cfg_done(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3150
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3151
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3152
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3153
		ret_val = e1000_post_phy_reset_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3154
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3155
			goto out;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3156
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3157
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3158
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3159
	 * For PCH, this write will make sure that any noise
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3160
	 * will be detected as a CRC error and be dropped rather than show up
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3161
	 * as a bad packet to the DMA engine.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3162
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3163
	if (hw->mac.type == e1000_pchlan)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3164
		ew32(CRC_OFFSET, 0x65656565);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3165
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3166
	ew32(IMC, 0xffffffff);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3167
	er32(ICR);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3168
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3169
	kab = er32(KABGTXD);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3170
	kab |= E1000_KABGTXD_BGSQLBIAS;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3171
	ew32(KABGTXD, kab);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3172
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3173
out:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3174
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3175
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3176
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3177
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3178
 *  e1000_init_hw_ich8lan - Initialize the hardware
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3179
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3180
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3181
 *  Prepares the hardware for transmit and receive by doing the following:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3182
 *   - initialize hardware bits
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3183
 *   - initialize LED identification
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3184
 *   - setup receive address registers
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3185
 *   - setup flow control
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3186
 *   - setup transmit descriptors
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3187
 *   - clear statistics
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3188
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3189
static s32 e1000_init_hw_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3190
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3191
	struct e1000_mac_info *mac = &hw->mac;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3192
	u32 ctrl_ext, txdctl, snoop;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3193
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3194
	u16 i;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3195
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3196
	e1000_initialize_hw_bits_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3197
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3198
	/* Initialize identification LED */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3199
	ret_val = mac->ops.id_led_init(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3200
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3201
		e_dbg("Error initializing identification LED\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3202
		/* This is not fatal and we should not stop init due to this */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3203
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3204
	/* Setup the receive address. */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3205
	e1000e_init_rx_addrs(hw, mac->rar_entry_count);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3206
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3207
	/* Zero out the Multicast HASH table */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3208
	e_dbg("Zeroing the MTA\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3209
	for (i = 0; i < mac->mta_reg_count; i++)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3210
		E1000_WRITE_REG_ARRAY(hw, E1000_MTA, i, 0);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3211
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3212
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3213
	 * The 82578 Rx buffer will stall if wakeup is enabled in host and
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3214
	 * the ME.  Disable wakeup by clearing the host wakeup bit.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3215
	 * Reset the phy after disabling host wakeup to reset the Rx buffer.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3216
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3217
	if (hw->phy.type == e1000_phy_82578) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3218
		e1e_rphy(hw, BM_PORT_GEN_CFG, &i);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3219
		i &= ~BM_WUC_HOST_WU_BIT;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3220
		e1e_wphy(hw, BM_PORT_GEN_CFG, i);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3221
		ret_val = e1000_phy_hw_reset_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3222
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3223
			return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3224
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3225
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3226
	/* Setup link and flow control */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3227
	ret_val = e1000_setup_link_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3228
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3229
	/* Set the transmit descriptor write-back policy for both queues */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3230
	txdctl = er32(TXDCTL(0));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3231
	txdctl = (txdctl & ~E1000_TXDCTL_WTHRESH) |
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3232
		 E1000_TXDCTL_FULL_TX_DESC_WB;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3233
	txdctl = (txdctl & ~E1000_TXDCTL_PTHRESH) |
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3234
		 E1000_TXDCTL_MAX_TX_DESC_PREFETCH;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3235
	ew32(TXDCTL(0), txdctl);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3236
	txdctl = er32(TXDCTL(1));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3237
	txdctl = (txdctl & ~E1000_TXDCTL_WTHRESH) |
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3238
		 E1000_TXDCTL_FULL_TX_DESC_WB;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3239
	txdctl = (txdctl & ~E1000_TXDCTL_PTHRESH) |
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3240
		 E1000_TXDCTL_MAX_TX_DESC_PREFETCH;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3241
	ew32(TXDCTL(1), txdctl);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3242
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3243
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3244
	 * ICH8 has opposite polarity of no_snoop bits.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3245
	 * By default, we should use snoop behavior.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3246
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3247
	if (mac->type == e1000_ich8lan)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3248
		snoop = PCIE_ICH8_SNOOP_ALL;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3249
	else
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3250
		snoop = (u32) ~(PCIE_NO_SNOOP_ALL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3251
	e1000e_set_pcie_no_snoop(hw, snoop);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3252
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3253
	ctrl_ext = er32(CTRL_EXT);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3254
	ctrl_ext |= E1000_CTRL_EXT_RO_DIS;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3255
	ew32(CTRL_EXT, ctrl_ext);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3256
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3257
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3258
	 * Clear all of the statistics registers (clear on read).  It is
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3259
	 * important that we do this after we have tried to establish link
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3260
	 * because the symbol error count will increment wildly if there
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3261
	 * is no link.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3262
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3263
	e1000_clear_hw_cntrs_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3264
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3265
	return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3266
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3267
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3268
 *  e1000_initialize_hw_bits_ich8lan - Initialize required hardware bits
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3269
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3270
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3271
 *  Sets/Clears required hardware bits necessary for correctly setting up the
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3272
 *  hardware for transmit and receive.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3273
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3274
static void e1000_initialize_hw_bits_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3275
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3276
	u32 reg;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3277
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3278
	/* Extended Device Control */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3279
	reg = er32(CTRL_EXT);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3280
	reg |= (1 << 22);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3281
	/* Enable PHY low-power state when MAC is at D3 w/o WoL */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3282
	if (hw->mac.type >= e1000_pchlan)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3283
		reg |= E1000_CTRL_EXT_PHYPDEN;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3284
	ew32(CTRL_EXT, reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3285
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3286
	/* Transmit Descriptor Control 0 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3287
	reg = er32(TXDCTL(0));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3288
	reg |= (1 << 22);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3289
	ew32(TXDCTL(0), reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3290
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3291
	/* Transmit Descriptor Control 1 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3292
	reg = er32(TXDCTL(1));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3293
	reg |= (1 << 22);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3294
	ew32(TXDCTL(1), reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3295
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3296
	/* Transmit Arbitration Control 0 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3297
	reg = er32(TARC(0));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3298
	if (hw->mac.type == e1000_ich8lan)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3299
		reg |= (1 << 28) | (1 << 29);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3300
	reg |= (1 << 23) | (1 << 24) | (1 << 26) | (1 << 27);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3301
	ew32(TARC(0), reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3302
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3303
	/* Transmit Arbitration Control 1 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3304
	reg = er32(TARC(1));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3305
	if (er32(TCTL) & E1000_TCTL_MULR)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3306
		reg &= ~(1 << 28);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3307
	else
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3308
		reg |= (1 << 28);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3309
	reg |= (1 << 24) | (1 << 26) | (1 << 30);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3310
	ew32(TARC(1), reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3311
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3312
	/* Device Status */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3313
	if (hw->mac.type == e1000_ich8lan) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3314
		reg = er32(STATUS);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3315
		reg &= ~(1 << 31);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3316
		ew32(STATUS, reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3317
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3318
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3319
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3320
	 * work-around descriptor data corruption issue during nfs v2 udp
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3321
	 * traffic, just disable the nfs filtering capability
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3322
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3323
	reg = er32(RFCTL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3324
	reg |= (E1000_RFCTL_NFSW_DIS | E1000_RFCTL_NFSR_DIS);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3325
	ew32(RFCTL, reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3326
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3327
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3328
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3329
 *  e1000_setup_link_ich8lan - Setup flow control and link settings
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3330
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3331
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3332
 *  Determines which flow control settings to use, then configures flow
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3333
 *  control.  Calls the appropriate media-specific link configuration
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3334
 *  function.  Assuming the adapter has a valid link partner, a valid link
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3335
 *  should be established.  Assumes the hardware has previously been reset
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3336
 *  and the transmitter and receiver are not enabled.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3337
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3338
static s32 e1000_setup_link_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3339
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3340
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3341
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3342
	if (e1000_check_reset_block(hw))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3343
		return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3344
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3345
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3346
	 * ICH parts do not have a word in the NVM to determine
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3347
	 * the default flow control setting, so we explicitly
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3348
	 * set it to full.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3349
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3350
	if (hw->fc.requested_mode == e1000_fc_default) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3351
		/* Workaround h/w hang when Tx flow control enabled */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3352
		if (hw->mac.type == e1000_pchlan)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3353
			hw->fc.requested_mode = e1000_fc_rx_pause;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3354
		else
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3355
			hw->fc.requested_mode = e1000_fc_full;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3356
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3357
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3358
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3359
	 * Save off the requested flow control mode for use later.  Depending
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3360
	 * on the link partner's capabilities, we may or may not use this mode.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3361
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3362
	hw->fc.current_mode = hw->fc.requested_mode;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3363
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3364
	e_dbg("After fix-ups FlowControl is now = %x\n",
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3365
		hw->fc.current_mode);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3366
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3367
	/* Continue to configure the copper link. */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3368
	ret_val = e1000_setup_copper_link_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3369
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3370
		return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3371
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3372
	ew32(FCTTV, hw->fc.pause_time);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3373
	if ((hw->phy.type == e1000_phy_82578) ||
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3374
	    (hw->phy.type == e1000_phy_82579) ||
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3375
	    (hw->phy.type == e1000_phy_82577)) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3376
		ew32(FCRTV_PCH, hw->fc.refresh_time);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3377
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3378
		ret_val = e1e_wphy(hw, PHY_REG(BM_PORT_CTRL_PAGE, 27),
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3379
				   hw->fc.pause_time);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3380
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3381
			return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3382
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3383
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3384
	return e1000e_set_fc_watermarks(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3385
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3386
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3387
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3388
 *  e1000_setup_copper_link_ich8lan - Configure MAC/PHY interface
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3389
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3390
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3391
 *  Configures the kumeran interface to the PHY to wait the appropriate time
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3392
 *  when polling the PHY, then call the generic setup_copper_link to finish
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3393
 *  configuring the copper link.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3394
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3395
static s32 e1000_setup_copper_link_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3396
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3397
	u32 ctrl;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3398
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3399
	u16 reg_data;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3400
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3401
	ctrl = er32(CTRL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3402
	ctrl |= E1000_CTRL_SLU;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3403
	ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3404
	ew32(CTRL, ctrl);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3405
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3406
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3407
	 * Set the mac to wait the maximum time between each iteration
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3408
	 * and increase the max iterations when polling the phy;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3409
	 * this fixes erroneous timeouts at 10Mbps.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3410
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3411
	ret_val = e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_TIMEOUTS, 0xFFFF);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3412
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3413
		return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3414
	ret_val = e1000e_read_kmrn_reg(hw, E1000_KMRNCTRLSTA_INBAND_PARAM,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3415
	                               &reg_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3416
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3417
		return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3418
	reg_data |= 0x3F;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3419
	ret_val = e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_INBAND_PARAM,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3420
	                                reg_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3421
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3422
		return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3423
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3424
	switch (hw->phy.type) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3425
	case e1000_phy_igp_3:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3426
		ret_val = e1000e_copper_link_setup_igp(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3427
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3428
			return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3429
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3430
	case e1000_phy_bm:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3431
	case e1000_phy_82578:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3432
		ret_val = e1000e_copper_link_setup_m88(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3433
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3434
			return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3435
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3436
	case e1000_phy_82577:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3437
	case e1000_phy_82579:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3438
		ret_val = e1000_copper_link_setup_82577(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3439
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3440
			return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3441
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3442
	case e1000_phy_ife:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3443
		ret_val = e1e_rphy(hw, IFE_PHY_MDIX_CONTROL, &reg_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3444
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3445
			return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3446
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3447
		reg_data &= ~IFE_PMC_AUTO_MDIX;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3448
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3449
		switch (hw->phy.mdix) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3450
		case 1:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3451
			reg_data &= ~IFE_PMC_FORCE_MDIX;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3452
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3453
		case 2:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3454
			reg_data |= IFE_PMC_FORCE_MDIX;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3455
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3456
		case 0:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3457
		default:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3458
			reg_data |= IFE_PMC_AUTO_MDIX;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3459
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3460
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3461
		ret_val = e1e_wphy(hw, IFE_PHY_MDIX_CONTROL, reg_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3462
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3463
			return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3464
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3465
	default:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3466
		break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3467
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3468
	return e1000e_setup_copper_link(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3469
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3470
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3471
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3472
 *  e1000_get_link_up_info_ich8lan - Get current link speed and duplex
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3473
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3474
 *  @speed: pointer to store current link speed
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3475
 *  @duplex: pointer to store the current link duplex
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3476
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3477
 *  Calls the generic get_speed_and_duplex to retrieve the current link
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3478
 *  information and then calls the Kumeran lock loss workaround for links at
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3479
 *  gigabit speeds.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3480
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3481
static s32 e1000_get_link_up_info_ich8lan(struct e1000_hw *hw, u16 *speed,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3482
					  u16 *duplex)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3483
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3484
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3485
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3486
	ret_val = e1000e_get_speed_and_duplex_copper(hw, speed, duplex);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3487
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3488
		return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3489
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3490
	if ((hw->mac.type == e1000_ich8lan) &&
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3491
	    (hw->phy.type == e1000_phy_igp_3) &&
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3492
	    (*speed == SPEED_1000)) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3493
		ret_val = e1000_kmrn_lock_loss_workaround_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3494
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3495
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3496
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3497
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3498
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3499
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3500
 *  e1000_kmrn_lock_loss_workaround_ich8lan - Kumeran workaround
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3501
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3502
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3503
 *  Work-around for 82566 Kumeran PCS lock loss:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3504
 *  On link status change (i.e. PCI reset, speed change) and link is up and
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3505
 *  speed is gigabit-
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3506
 *    0) if workaround is optionally disabled do nothing
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3507
 *    1) wait 1ms for Kumeran link to come up
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3508
 *    2) check Kumeran Diagnostic register PCS lock loss bit
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3509
 *    3) if not set the link is locked (all is good), otherwise...
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3510
 *    4) reset the PHY
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3511
 *    5) repeat up to 10 times
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3512
 *  Note: this is only called for IGP3 copper when speed is 1gb.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3513
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3514
static s32 e1000_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3515
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3516
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3517
	u32 phy_ctrl;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3518
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3519
	u16 i, data;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3520
	bool link;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3521
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3522
	if (!dev_spec->kmrn_lock_loss_workaround_enabled)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3523
		return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3524
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3525
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3526
	 * Make sure link is up before proceeding.  If not just return.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3527
	 * Attempting this while link is negotiating fouled up link
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3528
	 * stability
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3529
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3530
	ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3531
	if (!link)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3532
		return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3533
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3534
	for (i = 0; i < 10; i++) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3535
		/* read once to clear */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3536
		ret_val = e1e_rphy(hw, IGP3_KMRN_DIAG, &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3537
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3538
			return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3539
		/* and again to get new status */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3540
		ret_val = e1e_rphy(hw, IGP3_KMRN_DIAG, &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3541
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3542
			return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3543
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3544
		/* check for PCS lock */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3545
		if (!(data & IGP3_KMRN_DIAG_PCS_LOCK_LOSS))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3546
			return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3547
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3548
		/* Issue PHY reset */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3549
		e1000_phy_hw_reset(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3550
		mdelay(5);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3551
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3552
	/* Disable GigE link negotiation */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3553
	phy_ctrl = er32(PHY_CTRL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3554
	phy_ctrl |= (E1000_PHY_CTRL_GBE_DISABLE |
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3555
		     E1000_PHY_CTRL_NOND0A_GBE_DISABLE);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3556
	ew32(PHY_CTRL, phy_ctrl);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3557
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3558
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3559
	 * Call gig speed drop workaround on Gig disable before accessing
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3560
	 * any PHY registers
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3561
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3562
	e1000e_gig_downshift_workaround_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3563
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3564
	/* unable to acquire PCS lock */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3565
	return -E1000_ERR_PHY;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3566
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3567
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3568
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3569
 *  e1000_set_kmrn_lock_loss_workaround_ich8lan - Set Kumeran workaround state
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3570
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3571
 *  @state: boolean value used to set the current Kumeran workaround state
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3572
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3573
 *  If ICH8, set the current Kumeran workaround state (enabled - true
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3574
 *  /disabled - false).
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3575
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3576
void e1000e_set_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3577
						 bool state)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3578
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3579
	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3580
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3581
	if (hw->mac.type != e1000_ich8lan) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3582
		e_dbg("Workaround applies to ICH8 only.\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3583
		return;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3584
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3585
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3586
	dev_spec->kmrn_lock_loss_workaround_enabled = state;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3587
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3588
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3589
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3590
 *  e1000_ipg3_phy_powerdown_workaround_ich8lan - Power down workaround on D3
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3591
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3592
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3593
 *  Workaround for 82566 power-down on D3 entry:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3594
 *    1) disable gigabit link
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3595
 *    2) write VR power-down enable
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3596
 *    3) read it back
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3597
 *  Continue if successful, else issue LCD reset and repeat
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3598
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3599
void e1000e_igp3_phy_powerdown_workaround_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3600
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3601
	u32 reg;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3602
	u16 data;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3603
	u8  retry = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3604
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3605
	if (hw->phy.type != e1000_phy_igp_3)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3606
		return;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3607
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3608
	/* Try the workaround twice (if needed) */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3609
	do {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3610
		/* Disable link */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3611
		reg = er32(PHY_CTRL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3612
		reg |= (E1000_PHY_CTRL_GBE_DISABLE |
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3613
			E1000_PHY_CTRL_NOND0A_GBE_DISABLE);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3614
		ew32(PHY_CTRL, reg);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3615
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3616
		/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3617
		 * Call gig speed drop workaround on Gig disable before
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3618
		 * accessing any PHY registers
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3619
		 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3620
		if (hw->mac.type == e1000_ich8lan)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3621
			e1000e_gig_downshift_workaround_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3622
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3623
		/* Write VR power-down enable */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3624
		e1e_rphy(hw, IGP3_VR_CTRL, &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3625
		data &= ~IGP3_VR_CTRL_DEV_POWERDOWN_MODE_MASK;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3626
		e1e_wphy(hw, IGP3_VR_CTRL, data | IGP3_VR_CTRL_MODE_SHUTDOWN);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3627
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3628
		/* Read it back and test */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3629
		e1e_rphy(hw, IGP3_VR_CTRL, &data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3630
		data &= IGP3_VR_CTRL_DEV_POWERDOWN_MODE_MASK;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3631
		if ((data == IGP3_VR_CTRL_MODE_SHUTDOWN) || retry)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3632
			break;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3633
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3634
		/* Issue PHY reset and repeat at most one more time */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3635
		reg = er32(CTRL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3636
		ew32(CTRL, reg | E1000_CTRL_PHY_RST);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3637
		retry++;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3638
	} while (retry);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3639
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3640
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3641
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3642
 *  e1000e_gig_downshift_workaround_ich8lan - WoL from S5 stops working
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3643
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3644
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3645
 *  Steps to take when dropping from 1Gb/s (eg. link cable removal (LSC),
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3646
 *  LPLU, Gig disable, MDIC PHY reset):
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3647
 *    1) Set Kumeran Near-end loopback
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3648
 *    2) Clear Kumeran Near-end loopback
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3649
 *  Should only be called for ICH8[m] devices with any 1G Phy.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3650
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3651
void e1000e_gig_downshift_workaround_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3652
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3653
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3654
	u16 reg_data;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3655
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3656
	if ((hw->mac.type != e1000_ich8lan) || (hw->phy.type == e1000_phy_ife))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3657
		return;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3658
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3659
	ret_val = e1000e_read_kmrn_reg(hw, E1000_KMRNCTRLSTA_DIAG_OFFSET,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3660
				      &reg_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3661
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3662
		return;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3663
	reg_data |= E1000_KMRNCTRLSTA_DIAG_NELPBK;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3664
	ret_val = e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_DIAG_OFFSET,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3665
				       reg_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3666
	if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3667
		return;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3668
	reg_data &= ~E1000_KMRNCTRLSTA_DIAG_NELPBK;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3669
	ret_val = e1000e_write_kmrn_reg(hw, E1000_KMRNCTRLSTA_DIAG_OFFSET,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3670
				       reg_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3671
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3672
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3673
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3674
 *  e1000_suspend_workarounds_ich8lan - workarounds needed during S0->Sx
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3675
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3676
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3677
 *  During S0 to Sx transition, it is possible the link remains at gig
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3678
 *  instead of negotiating to a lower speed.  Before going to Sx, set
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3679
 *  'LPLU Enabled' and 'Gig Disable' to force link speed negotiation
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3680
 *  to a lower speed.  For PCH and newer parts, the OEM bits PHY register
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3681
 *  (LED, GbE disable and LPLU configurations) also needs to be written.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3682
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3683
void e1000_suspend_workarounds_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3684
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3685
	u32 phy_ctrl;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3686
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3687
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3688
	phy_ctrl = er32(PHY_CTRL);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3689
	phy_ctrl |= E1000_PHY_CTRL_D0A_LPLU | E1000_PHY_CTRL_GBE_DISABLE;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3690
	ew32(PHY_CTRL, phy_ctrl);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3691
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3692
	if (hw->mac.type == e1000_ich8lan)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3693
		e1000e_gig_downshift_workaround_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3694
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3695
	if (hw->mac.type >= e1000_pchlan) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3696
		e1000_oem_bits_config_ich8lan(hw, false);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3697
		e1000_phy_hw_reset_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3698
		ret_val = hw->phy.ops.acquire(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3699
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3700
			return;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3701
		e1000_write_smbus_addr(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3702
		hw->phy.ops.release(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3703
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3704
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3705
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3706
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3707
 *  e1000_resume_workarounds_pchlan - workarounds needed during Sx->S0
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3708
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3709
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3710
 *  During Sx to S0 transitions on non-managed devices or managed devices
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3711
 *  on which PHY resets are not blocked, if the PHY registers cannot be
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3712
 *  accessed properly by the s/w toggle the LANPHYPC value to power cycle
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3713
 *  the PHY.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3714
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3715
void e1000_resume_workarounds_pchlan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3716
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3717
	u32 fwsm;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3718
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3719
	if (hw->mac.type != e1000_pch2lan)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3720
		return;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3721
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3722
	fwsm = er32(FWSM);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3723
	if (!(fwsm & E1000_ICH_FWSM_FW_VALID) || !e1000_check_reset_block(hw)) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3724
		u16 phy_id1, phy_id2;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3725
		s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3726
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3727
		ret_val = hw->phy.ops.acquire(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3728
		if (ret_val) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3729
			e_dbg("Failed to acquire PHY semaphore in resume\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3730
			return;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3731
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3732
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3733
		/* Test access to the PHY registers by reading the ID regs */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3734
		ret_val = hw->phy.ops.read_reg_locked(hw, PHY_ID1, &phy_id1);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3735
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3736
			goto release;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3737
		ret_val = hw->phy.ops.read_reg_locked(hw, PHY_ID2, &phy_id2);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3738
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3739
			goto release;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3740
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3741
		if (hw->phy.id == ((u32)(phy_id1 << 16) |
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3742
				   (u32)(phy_id2 & PHY_REVISION_MASK)))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3743
			goto release;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3744
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3745
		e1000_toggle_lanphypc_value_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3746
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3747
		hw->phy.ops.release(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3748
		msleep(50);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3749
		e1000_phy_hw_reset(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3750
		msleep(50);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3751
		return;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3752
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3753
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3754
release:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3755
	hw->phy.ops.release(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3756
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3757
	return;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3758
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3759
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3760
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3761
 *  e1000_cleanup_led_ich8lan - Restore the default LED operation
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3762
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3763
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3764
 *  Return the LED back to the default configuration.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3765
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3766
static s32 e1000_cleanup_led_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3767
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3768
	if (hw->phy.type == e1000_phy_ife)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3769
		return e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED, 0);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3770
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3771
	ew32(LEDCTL, hw->mac.ledctl_default);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3772
	return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3773
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3774
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3775
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3776
 *  e1000_led_on_ich8lan - Turn LEDs on
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3777
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3778
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3779
 *  Turn on the LEDs.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3780
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3781
static s32 e1000_led_on_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3782
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3783
	if (hw->phy.type == e1000_phy_ife)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3784
		return e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3785
				(IFE_PSCL_PROBE_MODE | IFE_PSCL_PROBE_LEDS_ON));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3786
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3787
	ew32(LEDCTL, hw->mac.ledctl_mode2);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3788
	return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3789
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3790
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3791
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3792
 *  e1000_led_off_ich8lan - Turn LEDs off
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3793
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3794
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3795
 *  Turn off the LEDs.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3796
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3797
static s32 e1000_led_off_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3798
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3799
	if (hw->phy.type == e1000_phy_ife)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3800
		return e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3801
				(IFE_PSCL_PROBE_MODE |
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3802
				 IFE_PSCL_PROBE_LEDS_OFF));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3803
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3804
	ew32(LEDCTL, hw->mac.ledctl_mode1);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3805
	return 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3806
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3807
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3808
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3809
 *  e1000_setup_led_pchlan - Configures SW controllable LED
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3810
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3811
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3812
 *  This prepares the SW controllable LED for use.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3813
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3814
static s32 e1000_setup_led_pchlan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3815
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3816
	return e1e_wphy(hw, HV_LED_CONFIG, (u16)hw->mac.ledctl_mode1);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3817
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3818
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3819
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3820
 *  e1000_cleanup_led_pchlan - Restore the default LED operation
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3821
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3822
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3823
 *  Return the LED back to the default configuration.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3824
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3825
static s32 e1000_cleanup_led_pchlan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3826
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3827
	return e1e_wphy(hw, HV_LED_CONFIG, (u16)hw->mac.ledctl_default);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3828
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3829
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3830
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3831
 *  e1000_led_on_pchlan - Turn LEDs on
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3832
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3833
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3834
 *  Turn on the LEDs.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3835
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3836
static s32 e1000_led_on_pchlan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3837
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3838
	u16 data = (u16)hw->mac.ledctl_mode2;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3839
	u32 i, led;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3840
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3841
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3842
	 * If no link, then turn LED on by setting the invert bit
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3843
	 * for each LED that's mode is "link_up" in ledctl_mode2.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3844
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3845
	if (!(er32(STATUS) & E1000_STATUS_LU)) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3846
		for (i = 0; i < 3; i++) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3847
			led = (data >> (i * 5)) & E1000_PHY_LED0_MASK;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3848
			if ((led & E1000_PHY_LED0_MODE_MASK) !=
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3849
			    E1000_LEDCTL_MODE_LINK_UP)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3850
				continue;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3851
			if (led & E1000_PHY_LED0_IVRT)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3852
				data &= ~(E1000_PHY_LED0_IVRT << (i * 5));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3853
			else
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3854
				data |= (E1000_PHY_LED0_IVRT << (i * 5));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3855
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3856
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3857
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3858
	return e1e_wphy(hw, HV_LED_CONFIG, data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3859
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3860
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3861
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3862
 *  e1000_led_off_pchlan - Turn LEDs off
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3863
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3864
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3865
 *  Turn off the LEDs.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3866
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3867
static s32 e1000_led_off_pchlan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3868
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3869
	u16 data = (u16)hw->mac.ledctl_mode1;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3870
	u32 i, led;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3871
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3872
	/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3873
	 * If no link, then turn LED off by clearing the invert bit
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3874
	 * for each LED that's mode is "link_up" in ledctl_mode1.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3875
	 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3876
	if (!(er32(STATUS) & E1000_STATUS_LU)) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3877
		for (i = 0; i < 3; i++) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3878
			led = (data >> (i * 5)) & E1000_PHY_LED0_MASK;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3879
			if ((led & E1000_PHY_LED0_MODE_MASK) !=
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3880
			    E1000_LEDCTL_MODE_LINK_UP)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3881
				continue;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3882
			if (led & E1000_PHY_LED0_IVRT)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3883
				data &= ~(E1000_PHY_LED0_IVRT << (i * 5));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3884
			else
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3885
				data |= (E1000_PHY_LED0_IVRT << (i * 5));
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3886
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3887
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3888
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3889
	return e1e_wphy(hw, HV_LED_CONFIG, data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3890
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3891
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3892
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3893
 *  e1000_get_cfg_done_ich8lan - Read config done bit after Full or PHY reset
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3894
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3895
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3896
 *  Read appropriate register for the config done bit for completion status
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3897
 *  and configure the PHY through s/w for EEPROM-less parts.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3898
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3899
 *  NOTE: some silicon which is EEPROM-less will fail trying to read the
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3900
 *  config done bit, so only an error is logged and continues.  If we were
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3901
 *  to return with error, EEPROM-less silicon would not be able to be reset
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3902
 *  or change link.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3903
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3904
static s32 e1000_get_cfg_done_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3905
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3906
	s32 ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3907
	u32 bank = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3908
	u32 status;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3909
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3910
	e1000e_get_cfg_done(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3911
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3912
	/* Wait for indication from h/w that it has completed basic config */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3913
	if (hw->mac.type >= e1000_ich10lan) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3914
		e1000_lan_init_done_ich8lan(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3915
	} else {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3916
		ret_val = e1000e_get_auto_rd_done(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3917
		if (ret_val) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3918
			/*
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3919
			 * When auto config read does not complete, do not
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3920
			 * return with an error. This can happen in situations
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3921
			 * where there is no eeprom and prevents getting link.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3922
			 */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3923
			e_dbg("Auto Read Done did not complete\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3924
			ret_val = 0;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3925
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3926
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3927
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3928
	/* Clear PHY Reset Asserted bit */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3929
	status = er32(STATUS);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3930
	if (status & E1000_STATUS_PHYRA)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3931
		ew32(STATUS, status & ~E1000_STATUS_PHYRA);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3932
	else
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3933
		e_dbg("PHY Reset Asserted not set - needs delay\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3934
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3935
	/* If EEPROM is not marked present, init the IGP 3 PHY manually */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3936
	if (hw->mac.type <= e1000_ich9lan) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3937
		if (((er32(EECD) & E1000_EECD_PRES) == 0) &&
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3938
		    (hw->phy.type == e1000_phy_igp_3)) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3939
			e1000e_phy_init_script_igp3(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3940
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3941
	} else {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3942
		if (e1000_valid_nvm_bank_detect_ich8lan(hw, &bank)) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3943
			/* Maybe we should do a basic PHY config */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3944
			e_dbg("EEPROM not present\n");
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3945
			ret_val = -E1000_ERR_CONFIG;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3946
		}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3947
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3948
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3949
	return ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3950
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3951
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3952
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3953
 * e1000_power_down_phy_copper_ich8lan - Remove link during PHY power down
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3954
 * @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3955
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3956
 * In the case of a PHY power down to save power, or to turn off link during a
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3957
 * driver unload, or wake on lan is not enabled, remove the link.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3958
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3959
static void e1000_power_down_phy_copper_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3960
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3961
	/* If the management interface is not enabled, then power down */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3962
	if (!(hw->mac.ops.check_mng_mode(hw) ||
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3963
	      hw->phy.ops.check_reset_block(hw)))
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3964
		e1000_power_down_phy_copper(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3965
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3966
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3967
/**
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3968
 *  e1000_clear_hw_cntrs_ich8lan - Clear statistical counters
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3969
 *  @hw: pointer to the HW structure
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3970
 *
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3971
 *  Clears hardware counters specific to the silicon family and calls
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3972
 *  clear_hw_cntrs_generic to clear all general purpose counters.
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3973
 **/
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3974
static void e1000_clear_hw_cntrs_ich8lan(struct e1000_hw *hw)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3975
{
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3976
	u16 phy_data;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3977
	s32 ret_val;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3978
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3979
	e1000e_clear_hw_cntrs_base(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3980
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3981
	er32(ALGNERRC);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3982
	er32(RXERRC);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3983
	er32(TNCRS);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3984
	er32(CEXTERR);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3985
	er32(TSCTC);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3986
	er32(TSCTFC);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3987
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3988
	er32(MGTPRC);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3989
	er32(MGTPDC);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3990
	er32(MGTPTC);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3991
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3992
	er32(IAC);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3993
	er32(ICRXOC);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3994
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3995
	/* Clear PHY statistics registers */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3996
	if ((hw->phy.type == e1000_phy_82578) ||
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3997
	    (hw->phy.type == e1000_phy_82579) ||
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3998
	    (hw->phy.type == e1000_phy_82577)) {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3999
		ret_val = hw->phy.ops.acquire(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4000
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4001
			return;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4002
		ret_val = hw->phy.ops.set_page(hw,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4003
					       HV_STATS_PAGE << IGP_PAGE_SHIFT);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4004
		if (ret_val)
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4005
			goto release;
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4006
		hw->phy.ops.read_reg_page(hw, HV_SCC_UPPER, &phy_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4007
		hw->phy.ops.read_reg_page(hw, HV_SCC_LOWER, &phy_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4008
		hw->phy.ops.read_reg_page(hw, HV_ECOL_UPPER, &phy_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4009
		hw->phy.ops.read_reg_page(hw, HV_ECOL_LOWER, &phy_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4010
		hw->phy.ops.read_reg_page(hw, HV_MCC_UPPER, &phy_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4011
		hw->phy.ops.read_reg_page(hw, HV_MCC_LOWER, &phy_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4012
		hw->phy.ops.read_reg_page(hw, HV_LATECOL_UPPER, &phy_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4013
		hw->phy.ops.read_reg_page(hw, HV_LATECOL_LOWER, &phy_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4014
		hw->phy.ops.read_reg_page(hw, HV_COLC_UPPER, &phy_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4015
		hw->phy.ops.read_reg_page(hw, HV_COLC_LOWER, &phy_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4016
		hw->phy.ops.read_reg_page(hw, HV_DC_UPPER, &phy_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4017
		hw->phy.ops.read_reg_page(hw, HV_DC_LOWER, &phy_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4018
		hw->phy.ops.read_reg_page(hw, HV_TNCRS_UPPER, &phy_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4019
		hw->phy.ops.read_reg_page(hw, HV_TNCRS_LOWER, &phy_data);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4020
release:
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4021
		hw->phy.ops.release(hw);
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4022
	}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4023
}
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4024
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4025
static const struct e1000_mac_operations ich8_mac_ops = {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4026
	.id_led_init		= e1000e_id_led_init,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4027
	/* check_mng_mode dependent on mac type */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4028
	.check_for_link		= e1000_check_for_copper_link_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4029
	/* cleanup_led dependent on mac type */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4030
	.clear_hw_cntrs		= e1000_clear_hw_cntrs_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4031
	.get_bus_info		= e1000_get_bus_info_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4032
	.set_lan_id		= e1000_set_lan_id_single_port,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4033
	.get_link_up_info	= e1000_get_link_up_info_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4034
	/* led_on dependent on mac type */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4035
	/* led_off dependent on mac type */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4036
	.update_mc_addr_list	= e1000e_update_mc_addr_list_generic,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4037
	.reset_hw		= e1000_reset_hw_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4038
	.init_hw		= e1000_init_hw_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4039
	.setup_link		= e1000_setup_link_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4040
	.setup_physical_interface= e1000_setup_copper_link_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4041
	/* id_led_init dependent on mac type */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4042
};
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4043
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4044
static const struct e1000_phy_operations ich8_phy_ops = {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4045
	.acquire		= e1000_acquire_swflag_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4046
	.check_reset_block	= e1000_check_reset_block_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4047
	.commit			= NULL,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4048
	.get_cfg_done		= e1000_get_cfg_done_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4049
	.get_cable_length	= e1000e_get_cable_length_igp_2,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4050
	.read_reg		= e1000e_read_phy_reg_igp,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4051
	.release		= e1000_release_swflag_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4052
	.reset			= e1000_phy_hw_reset_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4053
	.set_d0_lplu_state	= e1000_set_d0_lplu_state_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4054
	.set_d3_lplu_state	= e1000_set_d3_lplu_state_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4055
	.write_reg		= e1000e_write_phy_reg_igp,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4056
};
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4057
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4058
static const struct e1000_nvm_operations ich8_nvm_ops = {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4059
	.acquire		= e1000_acquire_nvm_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4060
	.read		 	= e1000_read_nvm_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4061
	.release		= e1000_release_nvm_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4062
	.update			= e1000_update_nvm_checksum_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4063
	.valid_led_default	= e1000_valid_led_default_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4064
	.validate		= e1000_validate_nvm_checksum_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4065
	.write			= e1000_write_nvm_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4066
};
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4067
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4068
const struct e1000_info e1000_ich8_info = {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4069
	.mac			= e1000_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4070
	.flags			= FLAG_HAS_WOL
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4071
				  | FLAG_IS_ICH
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4072
				  | FLAG_HAS_CTRLEXT_ON_LOAD
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4073
				  | FLAG_HAS_AMT
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4074
				  | FLAG_HAS_FLASH
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4075
				  | FLAG_APME_IN_WUC,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4076
	.pba			= 8,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4077
	.max_hw_frame_size	= ETH_FRAME_LEN + ETH_FCS_LEN,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4078
	.get_variants		= e1000_get_variants_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4079
	.mac_ops		= &ich8_mac_ops,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4080
	.phy_ops		= &ich8_phy_ops,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4081
	.nvm_ops		= &ich8_nvm_ops,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4082
};
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4083
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4084
const struct e1000_info e1000_ich9_info = {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4085
	.mac			= e1000_ich9lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4086
	.flags			= FLAG_HAS_JUMBO_FRAMES
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4087
				  | FLAG_IS_ICH
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4088
				  | FLAG_HAS_WOL
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4089
				  | FLAG_HAS_CTRLEXT_ON_LOAD
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4090
				  | FLAG_HAS_AMT
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4091
				  | FLAG_HAS_ERT
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4092
				  | FLAG_HAS_FLASH
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4093
				  | FLAG_APME_IN_WUC,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4094
	.pba			= 10,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4095
	.max_hw_frame_size	= DEFAULT_JUMBO,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4096
	.get_variants		= e1000_get_variants_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4097
	.mac_ops		= &ich8_mac_ops,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4098
	.phy_ops		= &ich8_phy_ops,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4099
	.nvm_ops		= &ich8_nvm_ops,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4100
};
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4101
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4102
const struct e1000_info e1000_ich10_info = {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4103
	.mac			= e1000_ich10lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4104
	.flags			= FLAG_HAS_JUMBO_FRAMES
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4105
				  | FLAG_IS_ICH
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4106
				  | FLAG_HAS_WOL
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4107
				  | FLAG_HAS_CTRLEXT_ON_LOAD
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4108
				  | FLAG_HAS_AMT
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4109
				  | FLAG_HAS_ERT
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4110
				  | FLAG_HAS_FLASH
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4111
				  | FLAG_APME_IN_WUC,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4112
	.pba			= 10,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4113
	.max_hw_frame_size	= DEFAULT_JUMBO,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4114
	.get_variants		= e1000_get_variants_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4115
	.mac_ops		= &ich8_mac_ops,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4116
	.phy_ops		= &ich8_phy_ops,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4117
	.nvm_ops		= &ich8_nvm_ops,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4118
};
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4119
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4120
const struct e1000_info e1000_pch_info = {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4121
	.mac			= e1000_pchlan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4122
	.flags			= FLAG_IS_ICH
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4123
				  | FLAG_HAS_WOL
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4124
				  | FLAG_HAS_CTRLEXT_ON_LOAD
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4125
				  | FLAG_HAS_AMT
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4126
				  | FLAG_HAS_FLASH
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4127
				  | FLAG_HAS_JUMBO_FRAMES
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4128
				  | FLAG_DISABLE_FC_PAUSE_TIME /* errata */
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4129
				  | FLAG_APME_IN_WUC,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4130
	.flags2			= FLAG2_HAS_PHY_STATS,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4131
	.pba			= 26,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4132
	.max_hw_frame_size	= 4096,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4133
	.get_variants		= e1000_get_variants_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4134
	.mac_ops		= &ich8_mac_ops,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4135
	.phy_ops		= &ich8_phy_ops,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4136
	.nvm_ops		= &ich8_nvm_ops,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4137
};
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4138
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4139
const struct e1000_info e1000_pch2_info = {
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4140
	.mac			= e1000_pch2lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4141
	.flags			= FLAG_IS_ICH
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4142
				  | FLAG_HAS_WOL
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4143
				  | FLAG_HAS_CTRLEXT_ON_LOAD
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4144
				  | FLAG_HAS_AMT
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4145
				  | FLAG_HAS_FLASH
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4146
				  | FLAG_HAS_JUMBO_FRAMES
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4147
				  | FLAG_APME_IN_WUC,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4148
	.flags2			= FLAG2_HAS_PHY_STATS
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4149
				  | FLAG2_HAS_EEE,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4150
	.pba			= 26,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4151
	.max_hw_frame_size	= DEFAULT_JUMBO,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4152
	.get_variants		= e1000_get_variants_ich8lan,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4153
	.mac_ops		= &ich8_mac_ops,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4154
	.phy_ops		= &ich8_phy_ops,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4155
	.nvm_ops		= &ich8_nvm_ops,
35223d2e6e72 Added e1000e driver for kernel 3.2, thanks to J. Kunz.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4156
};