diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c | 59 |
1 files changed, 43 insertions, 16 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c index 42537336110c..d0113fc97b6f 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c @@ -1,7 +1,7 @@ /******************************************************************************* Intel 10 Gigabit PCI Express Linux driver - Copyright(c) 1999 - 2012 Intel Corporation. + Copyright(c) 1999 - 2013 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, @@ -41,7 +41,6 @@ static s32 ixgbe_setup_copper_link_82598(struct ixgbe_hw *hw, ixgbe_link_speed speed, - bool autoneg, bool autoneg_wait_to_complete); static s32 ixgbe_read_i2c_eeprom_82598(struct ixgbe_hw *hw, u8 byte_offset, u8 *eeprom_data); @@ -633,15 +632,15 @@ out: * ixgbe_setup_mac_link_82598 - Set MAC link speed * @hw: pointer to hardware structure * @speed: new link speed - * @autoneg: true if auto-negotiation enabled * @autoneg_wait_to_complete: true when waiting for completion is needed * * Set the link speed in the AUTOC register and restarts link. **/ static s32 ixgbe_setup_mac_link_82598(struct ixgbe_hw *hw, - ixgbe_link_speed speed, bool autoneg, - bool autoneg_wait_to_complete) + ixgbe_link_speed speed, + bool autoneg_wait_to_complete) { + bool autoneg = false; s32 status = 0; ixgbe_link_speed link_capabilities = IXGBE_LINK_SPEED_UNKNOWN; u32 curr_autoc = IXGBE_READ_REG(hw, IXGBE_AUTOC); @@ -685,20 +684,18 @@ static s32 ixgbe_setup_mac_link_82598(struct ixgbe_hw *hw, * ixgbe_setup_copper_link_82598 - Set the PHY autoneg advertised field * @hw: pointer to hardware structure * @speed: new link speed - * @autoneg: true if autonegotiation enabled * @autoneg_wait_to_complete: true if waiting is needed to complete * * Sets the link speed in the AUTOC register in the MAC and restarts link. **/ static s32 ixgbe_setup_copper_link_82598(struct ixgbe_hw *hw, ixgbe_link_speed speed, - bool autoneg, bool autoneg_wait_to_complete) { s32 status; /* Setup the PHY according to input speed */ - status = hw->phy.ops.setup_link_speed(hw, speed, autoneg, + status = hw->phy.ops.setup_link_speed(hw, speed, autoneg_wait_to_complete); /* Set up MAC */ ixgbe_start_mac_link_82598(hw, autoneg_wait_to_complete); @@ -1006,15 +1003,16 @@ static s32 ixgbe_write_analog_reg8_82598(struct ixgbe_hw *hw, u32 reg, u8 val) } /** - * ixgbe_read_i2c_eeprom_82598 - Reads 8 bit word over I2C interface. + * ixgbe_read_i2c_phy_82598 - Reads 8 bit word over I2C interface. * @hw: pointer to hardware structure - * @byte_offset: EEPROM byte offset to read + * @dev_addr: address to read from + * @byte_offset: byte offset to read from dev_addr * @eeprom_data: value read * - * Performs 8 byte read operation to SFP module's EEPROM over I2C interface. + * Performs 8 byte read operation to SFP module's data over I2C interface. **/ -static s32 ixgbe_read_i2c_eeprom_82598(struct ixgbe_hw *hw, u8 byte_offset, - u8 *eeprom_data) +static s32 ixgbe_read_i2c_phy_82598(struct ixgbe_hw *hw, u8 dev_addr, + u8 byte_offset, u8 *eeprom_data) { s32 status = 0; u16 sfp_addr = 0; @@ -1028,7 +1026,7 @@ static s32 ixgbe_read_i2c_eeprom_82598(struct ixgbe_hw *hw, u8 byte_offset, * 0xC30D. These registers are used to talk to the SFP+ * module's EEPROM through the SDA/SCL (I2C) interface. */ - sfp_addr = (IXGBE_I2C_EEPROM_DEV_ADDR << 8) + byte_offset; + sfp_addr = (dev_addr << 8) + byte_offset; sfp_addr = (sfp_addr | IXGBE_I2C_EEPROM_READ_MASK); hw->phy.ops.write_reg(hw, IXGBE_MDIO_PMA_PMD_SDA_SCL_ADDR, @@ -1060,7 +1058,6 @@ static s32 ixgbe_read_i2c_eeprom_82598(struct ixgbe_hw *hw, u8 byte_offset, *eeprom_data = (u8)(sfp_data >> 8); } else { status = IXGBE_ERR_PHY; - goto out; } out: @@ -1068,6 +1065,36 @@ out: } /** + * ixgbe_read_i2c_eeprom_82598 - Reads 8 bit word over I2C interface. + * @hw: pointer to hardware structure + * @byte_offset: EEPROM byte offset to read + * @eeprom_data: value read + * + * Performs 8 byte read operation to SFP module's EEPROM over I2C interface. + **/ +static s32 ixgbe_read_i2c_eeprom_82598(struct ixgbe_hw *hw, u8 byte_offset, + u8 *eeprom_data) +{ + return ixgbe_read_i2c_phy_82598(hw, IXGBE_I2C_EEPROM_DEV_ADDR, + byte_offset, eeprom_data); +} + +/** + * ixgbe_read_i2c_sff8472_82598 - Reads 8 bit word over I2C interface. + * @hw: pointer to hardware structure + * @byte_offset: byte offset at address 0xA2 + * @eeprom_data: value read + * + * Performs 8 byte read operation to SFP module's SFF-8472 data over I2C + **/ +static s32 ixgbe_read_i2c_sff8472_82598(struct ixgbe_hw *hw, u8 byte_offset, + u8 *sff8472_data) +{ + return ixgbe_read_i2c_phy_82598(hw, IXGBE_I2C_EEPROM_DEV_ADDR2, + byte_offset, sff8472_data); +} + +/** * ixgbe_get_supported_physical_layer_82598 - Returns physical layer type * @hw: pointer to hardware structure * @@ -1300,6 +1327,7 @@ static struct ixgbe_phy_operations phy_ops_82598 = { .write_reg = &ixgbe_write_phy_reg_generic, .setup_link = &ixgbe_setup_phy_link_generic, .setup_link_speed = &ixgbe_setup_phy_link_speed_generic, + .read_i2c_sff8472 = &ixgbe_read_i2c_sff8472_82598, .read_i2c_eeprom = &ixgbe_read_i2c_eeprom_82598, .check_overtemp = &ixgbe_tn_check_overtemp, }; @@ -1311,4 +1339,3 @@ struct ixgbe_info ixgbe_82598_info = { .eeprom_ops = &eeprom_ops_82598, .phy_ops = &phy_ops_82598, }; - |