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8fa10ef012
Most dsa devices expect a 'struct mii_bus' pointer to talk to switches via the MII interface. While this works for dsa devices, it will not work safely with Linux PHYs in all configurations since the firmware of the ixgbe device may be polling some PHY addresses in the background. Signed-off-by: Stephen Douthit <stephend@silicom-usa.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
177 lines
6.9 KiB
C
177 lines
6.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright(c) 1999 - 2018 Intel Corporation. */
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#ifndef _IXGBE_PHY_H_
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#define _IXGBE_PHY_H_
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#include "ixgbe_type.h"
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#define IXGBE_I2C_EEPROM_DEV_ADDR 0xA0
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#define IXGBE_I2C_EEPROM_DEV_ADDR2 0xA2
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/* EEPROM byte offsets */
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#define IXGBE_SFF_IDENTIFIER 0x0
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#define IXGBE_SFF_IDENTIFIER_SFP 0x3
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#define IXGBE_SFF_VENDOR_OUI_BYTE0 0x25
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#define IXGBE_SFF_VENDOR_OUI_BYTE1 0x26
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#define IXGBE_SFF_VENDOR_OUI_BYTE2 0x27
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#define IXGBE_SFF_1GBE_COMP_CODES 0x6
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#define IXGBE_SFF_10GBE_COMP_CODES 0x3
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#define IXGBE_SFF_CABLE_TECHNOLOGY 0x8
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#define IXGBE_SFF_CABLE_SPEC_COMP 0x3C
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#define IXGBE_SFF_SFF_8472_SWAP 0x5C
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#define IXGBE_SFF_SFF_8472_COMP 0x5E
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#define IXGBE_SFF_SFF_8472_OSCB 0x6E
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#define IXGBE_SFF_SFF_8472_ESCB 0x76
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#define IXGBE_SFF_IDENTIFIER_QSFP_PLUS 0xD
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#define IXGBE_SFF_QSFP_VENDOR_OUI_BYTE0 0xA5
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#define IXGBE_SFF_QSFP_VENDOR_OUI_BYTE1 0xA6
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#define IXGBE_SFF_QSFP_VENDOR_OUI_BYTE2 0xA7
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#define IXGBE_SFF_QSFP_CONNECTOR 0x82
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#define IXGBE_SFF_QSFP_10GBE_COMP 0x83
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#define IXGBE_SFF_QSFP_1GBE_COMP 0x86
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#define IXGBE_SFF_QSFP_CABLE_LENGTH 0x92
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#define IXGBE_SFF_QSFP_DEVICE_TECH 0x93
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/* Bitmasks */
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#define IXGBE_SFF_DA_PASSIVE_CABLE 0x4
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#define IXGBE_SFF_DA_ACTIVE_CABLE 0x8
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#define IXGBE_SFF_DA_SPEC_ACTIVE_LIMITING 0x4
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#define IXGBE_SFF_1GBASESX_CAPABLE 0x1
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#define IXGBE_SFF_1GBASELX_CAPABLE 0x2
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#define IXGBE_SFF_1GBASET_CAPABLE 0x8
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#define IXGBE_SFF_10GBASESR_CAPABLE 0x10
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#define IXGBE_SFF_10GBASELR_CAPABLE 0x20
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#define IXGBE_SFF_SOFT_RS_SELECT_MASK 0x8
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#define IXGBE_SFF_SOFT_RS_SELECT_10G 0x8
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#define IXGBE_SFF_SOFT_RS_SELECT_1G 0x0
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#define IXGBE_SFF_ADDRESSING_MODE 0x4
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#define IXGBE_SFF_QSFP_DA_ACTIVE_CABLE 0x1
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#define IXGBE_SFF_QSFP_DA_PASSIVE_CABLE 0x8
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#define IXGBE_SFF_QSFP_CONNECTOR_NOT_SEPARABLE 0x23
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#define IXGBE_SFF_QSFP_TRANSMITER_850NM_VCSEL 0x0
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#define IXGBE_I2C_EEPROM_READ_MASK 0x100
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#define IXGBE_I2C_EEPROM_STATUS_MASK 0x3
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#define IXGBE_I2C_EEPROM_STATUS_NO_OPERATION 0x0
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#define IXGBE_I2C_EEPROM_STATUS_PASS 0x1
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#define IXGBE_I2C_EEPROM_STATUS_FAIL 0x2
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#define IXGBE_I2C_EEPROM_STATUS_IN_PROGRESS 0x3
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#define IXGBE_CS4227 0xBE /* CS4227 address */
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#define IXGBE_CS4227_GLOBAL_ID_LSB 0
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#define IXGBE_CS4227_GLOBAL_ID_MSB 1
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#define IXGBE_CS4227_SCRATCH 2
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#define IXGBE_CS4227_EFUSE_PDF_SKU 0x19F
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#define IXGBE_CS4223_SKU_ID 0x0010 /* Quad port */
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#define IXGBE_CS4227_SKU_ID 0x0014 /* Dual port */
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#define IXGBE_CS4227_RESET_PENDING 0x1357
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#define IXGBE_CS4227_RESET_COMPLETE 0x5AA5
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#define IXGBE_CS4227_RETRIES 15
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#define IXGBE_CS4227_EFUSE_STATUS 0x0181
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#define IXGBE_CS4227_LINE_SPARE22_MSB 0x12AD /* Reg to set speed */
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#define IXGBE_CS4227_LINE_SPARE24_LSB 0x12B0 /* Reg to set EDC */
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#define IXGBE_CS4227_HOST_SPARE22_MSB 0x1AAD /* Reg to set speed */
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#define IXGBE_CS4227_HOST_SPARE24_LSB 0x1AB0 /* Reg to program EDC */
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#define IXGBE_CS4227_EEPROM_STATUS 0x5001
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#define IXGBE_CS4227_EEPROM_LOAD_OK 0x0001
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#define IXGBE_CS4227_SPEED_1G 0x8000
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#define IXGBE_CS4227_SPEED_10G 0
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#define IXGBE_CS4227_EDC_MODE_CX1 0x0002
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#define IXGBE_CS4227_EDC_MODE_SR 0x0004
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#define IXGBE_CS4227_EDC_MODE_DIAG 0x0008
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#define IXGBE_CS4227_RESET_HOLD 500 /* microseconds */
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#define IXGBE_CS4227_RESET_DELAY 500 /* milliseconds */
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#define IXGBE_CS4227_CHECK_DELAY 30 /* milliseconds */
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#define IXGBE_PE 0xE0 /* Port expander addr */
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#define IXGBE_PE_OUTPUT 1 /* Output reg offset */
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#define IXGBE_PE_CONFIG 3 /* Config reg offset */
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#define IXGBE_PE_BIT1 BIT(1)
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/* Flow control defines */
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#define IXGBE_TAF_SYM_PAUSE 0x400
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#define IXGBE_TAF_ASM_PAUSE 0x800
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/* Bit-shift macros */
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#define IXGBE_SFF_VENDOR_OUI_BYTE0_SHIFT 24
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#define IXGBE_SFF_VENDOR_OUI_BYTE1_SHIFT 16
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#define IXGBE_SFF_VENDOR_OUI_BYTE2_SHIFT 8
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/* Vendor OUIs: format of OUI is 0x[byte0][byte1][byte2][00] */
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#define IXGBE_SFF_VENDOR_OUI_TYCO 0x00407600
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#define IXGBE_SFF_VENDOR_OUI_FTL 0x00906500
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#define IXGBE_SFF_VENDOR_OUI_AVAGO 0x00176A00
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#define IXGBE_SFF_VENDOR_OUI_INTEL 0x001B2100
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/* I2C SDA and SCL timing parameters for standard mode */
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#define IXGBE_I2C_T_HD_STA 4
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#define IXGBE_I2C_T_LOW 5
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#define IXGBE_I2C_T_HIGH 4
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#define IXGBE_I2C_T_SU_STA 5
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#define IXGBE_I2C_T_HD_DATA 5
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#define IXGBE_I2C_T_SU_DATA 1
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#define IXGBE_I2C_T_RISE 1
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#define IXGBE_I2C_T_FALL 1
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#define IXGBE_I2C_T_SU_STO 4
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#define IXGBE_I2C_T_BUF 5
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#define IXGBE_SFP_DETECT_RETRIES 2
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#define IXGBE_TN_LASI_STATUS_REG 0x9005
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#define IXGBE_TN_LASI_STATUS_TEMP_ALARM 0x0008
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/* SFP+ SFF-8472 Compliance code */
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#define IXGBE_SFF_SFF_8472_UNSUP 0x00
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s32 ixgbe_mii_bus_init(struct ixgbe_hw *hw);
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s32 ixgbe_identify_phy_generic(struct ixgbe_hw *hw);
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s32 ixgbe_reset_phy_generic(struct ixgbe_hw *hw);
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s32 ixgbe_read_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr,
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u32 device_type, u16 *phy_data);
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s32 ixgbe_write_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr,
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u32 device_type, u16 phy_data);
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s32 ixgbe_read_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr,
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u32 device_type, u16 *phy_data);
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s32 ixgbe_write_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr,
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u32 device_type, u16 phy_data);
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s32 ixgbe_setup_phy_link_generic(struct ixgbe_hw *hw);
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s32 ixgbe_setup_phy_link_speed_generic(struct ixgbe_hw *hw,
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ixgbe_link_speed speed,
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bool autoneg_wait_to_complete);
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s32 ixgbe_get_copper_link_capabilities_generic(struct ixgbe_hw *hw,
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ixgbe_link_speed *speed,
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bool *autoneg);
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bool ixgbe_check_reset_blocked(struct ixgbe_hw *hw);
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/* PHY specific */
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s32 ixgbe_check_phy_link_tnx(struct ixgbe_hw *hw,
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ixgbe_link_speed *speed,
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bool *link_up);
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s32 ixgbe_setup_phy_link_tnx(struct ixgbe_hw *hw);
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s32 ixgbe_reset_phy_nl(struct ixgbe_hw *hw);
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s32 ixgbe_set_copper_phy_power(struct ixgbe_hw *hw, bool on);
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s32 ixgbe_identify_module_generic(struct ixgbe_hw *hw);
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s32 ixgbe_identify_sfp_module_generic(struct ixgbe_hw *hw);
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s32 ixgbe_get_sfp_init_sequence_offsets(struct ixgbe_hw *hw,
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u16 *list_offset,
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u16 *data_offset);
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s32 ixgbe_tn_check_overtemp(struct ixgbe_hw *hw);
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s32 ixgbe_read_i2c_byte_generic(struct ixgbe_hw *hw, u8 byte_offset,
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u8 dev_addr, u8 *data);
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s32 ixgbe_read_i2c_byte_generic_unlocked(struct ixgbe_hw *hw, u8 byte_offset,
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u8 dev_addr, u8 *data);
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s32 ixgbe_write_i2c_byte_generic(struct ixgbe_hw *hw, u8 byte_offset,
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u8 dev_addr, u8 data);
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s32 ixgbe_write_i2c_byte_generic_unlocked(struct ixgbe_hw *hw, u8 byte_offset,
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u8 dev_addr, u8 data);
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s32 ixgbe_read_i2c_eeprom_generic(struct ixgbe_hw *hw, u8 byte_offset,
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u8 *eeprom_data);
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s32 ixgbe_read_i2c_sff8472_generic(struct ixgbe_hw *hw, u8 byte_offset,
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u8 *sff8472_data);
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s32 ixgbe_write_i2c_eeprom_generic(struct ixgbe_hw *hw, u8 byte_offset,
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u8 eeprom_data);
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s32 ixgbe_read_i2c_combined_generic_int(struct ixgbe_hw *, u8 addr, u16 reg,
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u16 *val, bool lock);
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s32 ixgbe_write_i2c_combined_generic_int(struct ixgbe_hw *, u8 addr, u16 reg,
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u16 val, bool lock);
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#endif /* _IXGBE_PHY_H_ */
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