From 0befdb3e0a26a8949063915274e1bec8873c526b Mon Sep 17 00:00:00 2001 From: Jesse Brandeburg Date: Fri, 31 Oct 2008 00:46:40 -0700 Subject: ixgbe: add device support for 82598AT (copper 10GbE) adapters Intel is currently shipping support for adapters with a phy that does 10GBase-T (copper), which is 10 Gigabit ethernet over standard Category 6 cabling. Signed-off-by: Jesse Brandeburg Signed-off-by: Jeff Kirsher Signed-off-by: Jeff Garzik --- drivers/net/ixgbe/ixgbe_82598.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'drivers/net/ixgbe/ixgbe_82598.c') diff --git a/drivers/net/ixgbe/ixgbe_82598.c b/drivers/net/ixgbe/ixgbe_82598.c index 7cddcfba809e..c2cdb042c481 100644 --- a/drivers/net/ixgbe/ixgbe_82598.c +++ b/drivers/net/ixgbe/ixgbe_82598.c @@ -59,6 +59,11 @@ static s32 ixgbe_get_invariants_82598(struct ixgbe_hw *hw) /* PHY Init */ switch (phy->type) { + case ixgbe_phy_tn: + phy->ops.check_link = &ixgbe_check_phy_link_tnx; + phy->ops.get_firmware_version = + &ixgbe_get_phy_firmware_version_tnx; + break; default: break; } @@ -189,6 +194,9 @@ static enum ixgbe_media_type ixgbe_get_media_type_82598(struct ixgbe_hw *hw) case IXGBE_DEV_ID_82598EB_XF_LR: media_type = ixgbe_media_type_fiber; break; + case IXGBE_DEV_ID_82598AT: + media_type = ixgbe_media_type_copper; + break; default: media_type = ixgbe_media_type_unknown; break; @@ -872,6 +880,10 @@ s32 ixgbe_get_supported_physical_layer_82598(struct ixgbe_hw *hw) case IXGBE_DEV_ID_82598EB_XF_LR: physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_LR; break; + case IXGBE_DEV_ID_82598AT: + physical_layer = (IXGBE_PHYSICAL_LAYER_10GBASE_T | + IXGBE_PHYSICAL_LAYER_1000BASE_T); + break; default: physical_layer = IXGBE_PHYSICAL_LAYER_UNKNOWN; -- cgit v1.2.1 From c4900be053d376dfe4f603d000aa5e4c60745dec Mon Sep 17 00:00:00 2001 From: Donald Skidmore Date: Thu, 20 Nov 2008 21:11:42 -0800 Subject: ixgbe: add SFP+ driver support This patch adds support for SFP+ PHY in the following device ID's (10DB, 10F1, 10E1). These SFP+ PHY's are accessed via an I2C interface so the patch also includes functions to support this. Another feature of note is that the PHY is pluggable and some rearchitecting was needed to support this. Signed-off-by: Donald Skidmore Signed-off-by: Peter P Waskiewicz Jr Signed-off-by: Jeff Kirsher Signed-off-by: David S. Miller --- drivers/net/ixgbe/ixgbe_82598.c | 160 +++++++++++++++++++++++++++++++++++++++- 1 file changed, 158 insertions(+), 2 deletions(-) (limited to 'drivers/net/ixgbe/ixgbe_82598.c') diff --git a/drivers/net/ixgbe/ixgbe_82598.c b/drivers/net/ixgbe/ixgbe_82598.c index c2cdb042c481..7e09dab0c29f 100644 --- a/drivers/net/ixgbe/ixgbe_82598.c +++ b/drivers/net/ixgbe/ixgbe_82598.c @@ -46,6 +46,8 @@ static s32 ixgbe_setup_copper_link_speed_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); /** */ @@ -53,6 +55,8 @@ static s32 ixgbe_get_invariants_82598(struct ixgbe_hw *hw) { struct ixgbe_mac_info *mac = &hw->mac; struct ixgbe_phy_info *phy = &hw->phy; + s32 ret_val = 0; + u16 list_offset, data_offset; /* Call PHY identify routine to get the phy type */ ixgbe_identify_phy_generic(hw); @@ -64,6 +68,27 @@ static s32 ixgbe_get_invariants_82598(struct ixgbe_hw *hw) phy->ops.get_firmware_version = &ixgbe_get_phy_firmware_version_tnx; break; + case ixgbe_phy_nl: + phy->ops.reset = &ixgbe_reset_phy_nl; + + /* Call SFP+ identify routine to get the SFP+ module type */ + ret_val = phy->ops.identify_sfp(hw); + if (ret_val != 0) + goto out; + else if (hw->phy.sfp_type == ixgbe_sfp_type_unknown) { + ret_val = IXGBE_ERR_SFP_NOT_SUPPORTED; + goto out; + } + + /* Check to see if SFP+ module is supported */ + ret_val = ixgbe_get_sfp_init_sequence_offsets(hw, + &list_offset, + &data_offset); + if (ret_val != 0) { + ret_val = IXGBE_ERR_SFP_NOT_SUPPORTED; + goto out; + } + break; default: break; } @@ -82,7 +107,8 @@ static s32 ixgbe_get_invariants_82598(struct ixgbe_hw *hw) mac->max_rx_queues = IXGBE_82598_MAX_RX_QUEUES; mac->max_tx_queues = IXGBE_82598_MAX_TX_QUEUES; - return 0; +out: + return ret_val; } /** @@ -191,7 +217,10 @@ static enum ixgbe_media_type ixgbe_get_media_type_82598(struct ixgbe_hw *hw) case IXGBE_DEV_ID_82598AF_SINGLE_PORT: case IXGBE_DEV_ID_82598EB_CX4: case IXGBE_DEV_ID_82598_CX4_DUAL_PORT: + case IXGBE_DEV_ID_82598_DA_DUAL_PORT: + case IXGBE_DEV_ID_82598_SR_DUAL_PORT_EM: case IXGBE_DEV_ID_82598EB_XF_LR: + case IXGBE_DEV_ID_82598EB_SFP_LOM: media_type = ixgbe_media_type_fiber; break; case IXGBE_DEV_ID_82598AT: @@ -399,6 +428,46 @@ static s32 ixgbe_check_mac_link_82598(struct ixgbe_hw *hw, { u32 links_reg; u32 i; + u16 link_reg, adapt_comp_reg; + + /* + * SERDES PHY requires us to read link status from register 0xC79F. + * Bit 0 set indicates link is up/ready; clear indicates link down. + * 0xC00C is read to check that the XAUI lanes are active. Bit 0 + * clear indicates active; set indicates inactive. + */ + if (hw->phy.type == ixgbe_phy_nl) { + hw->phy.ops.read_reg(hw, 0xC79F, IXGBE_TWINAX_DEV, &link_reg); + hw->phy.ops.read_reg(hw, 0xC79F, IXGBE_TWINAX_DEV, &link_reg); + hw->phy.ops.read_reg(hw, 0xC00C, IXGBE_TWINAX_DEV, + &adapt_comp_reg); + if (link_up_wait_to_complete) { + for (i = 0; i < IXGBE_LINK_UP_TIME; i++) { + if ((link_reg & 1) && + ((adapt_comp_reg & 1) == 0)) { + *link_up = true; + break; + } else { + *link_up = false; + } + msleep(100); + hw->phy.ops.read_reg(hw, 0xC79F, + IXGBE_TWINAX_DEV, + &link_reg); + hw->phy.ops.read_reg(hw, 0xC00C, + IXGBE_TWINAX_DEV, + &adapt_comp_reg); + } + } else { + if ((link_reg & 1) && ((adapt_comp_reg & 1) == 0)) + *link_up = true; + else + *link_up = false; + } + + if (*link_up == false) + goto out; + } links_reg = IXGBE_READ_REG(hw, IXGBE_LINKS); if (link_up_wait_to_complete) { @@ -424,6 +493,7 @@ static s32 ixgbe_check_mac_link_82598(struct ixgbe_hw *hw, else *speed = IXGBE_LINK_SPEED_1GB_FULL; +out: return 0; } @@ -858,6 +928,69 @@ s32 ixgbe_write_analog_reg8_82598(struct ixgbe_hw *hw, u32 reg, u8 val) return 0; } +/** + * ixgbe_read_i2c_eeprom_82598 - Read 8 bit EEPROM word of an SFP+ module + * over I2C interface through an intermediate phy. + * @hw: pointer to hardware structure + * @byte_offset: EEPROM byte offset to read + * @eeprom_data: value read + * + * Performs byte read operation to SFP module's EEPROM over I2C interface. + **/ +s32 ixgbe_read_i2c_eeprom_82598(struct ixgbe_hw *hw, u8 byte_offset, + u8 *eeprom_data) +{ + s32 status = 0; + u16 sfp_addr = 0; + u16 sfp_data = 0; + u16 sfp_stat = 0; + u32 i; + + if (hw->phy.type == ixgbe_phy_nl) { + /* + * phy SDA/SCL registers are at addresses 0xC30A to + * 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 = (sfp_addr | IXGBE_I2C_EEPROM_READ_MASK); + hw->phy.ops.write_reg(hw, + IXGBE_MDIO_PMA_PMD_SDA_SCL_ADDR, + IXGBE_MDIO_PMA_PMD_DEV_TYPE, + sfp_addr); + + /* Poll status */ + for (i = 0; i < 100; i++) { + hw->phy.ops.read_reg(hw, + IXGBE_MDIO_PMA_PMD_SDA_SCL_STAT, + IXGBE_MDIO_PMA_PMD_DEV_TYPE, + &sfp_stat); + sfp_stat = sfp_stat & IXGBE_I2C_EEPROM_STATUS_MASK; + if (sfp_stat != IXGBE_I2C_EEPROM_STATUS_IN_PROGRESS) + break; + msleep(10); + } + + if (sfp_stat != IXGBE_I2C_EEPROM_STATUS_PASS) { + hw_dbg(hw, "EEPROM read did not pass.\n"); + status = IXGBE_ERR_SFP_NOT_PRESENT; + goto out; + } + + /* Read data */ + hw->phy.ops.read_reg(hw, IXGBE_MDIO_PMA_PMD_SDA_SCL_DATA, + IXGBE_MDIO_PMA_PMD_DEV_TYPE, &sfp_data); + + *eeprom_data = (u8)(sfp_data >> 8); + } else { + status = IXGBE_ERR_PHY; + goto out; + } + +out: + return status; +} + /** * ixgbe_get_supported_physical_layer_82598 - Returns physical layer type * @hw: pointer to hardware structure @@ -873,8 +1006,12 @@ s32 ixgbe_get_supported_physical_layer_82598(struct ixgbe_hw *hw) case IXGBE_DEV_ID_82598_CX4_DUAL_PORT: physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_CX4; break; + case IXGBE_DEV_ID_82598_DA_DUAL_PORT: + physical_layer = IXGBE_PHYSICAL_LAYER_SFP_PLUS_CU; + break; case IXGBE_DEV_ID_82598AF_DUAL_PORT: case IXGBE_DEV_ID_82598AF_SINGLE_PORT: + case IXGBE_DEV_ID_82598_SR_DUAL_PORT_EM: physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_SR; break; case IXGBE_DEV_ID_82598EB_XF_LR: @@ -884,6 +1021,24 @@ s32 ixgbe_get_supported_physical_layer_82598(struct ixgbe_hw *hw) physical_layer = (IXGBE_PHYSICAL_LAYER_10GBASE_T | IXGBE_PHYSICAL_LAYER_1000BASE_T); break; + case IXGBE_DEV_ID_82598EB_SFP_LOM: + hw->phy.ops.identify_sfp(hw); + + switch (hw->phy.sfp_type) { + case ixgbe_sfp_type_da_cu: + physical_layer = IXGBE_PHYSICAL_LAYER_SFP_PLUS_CU; + break; + case ixgbe_sfp_type_sr: + physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_SR; + break; + case ixgbe_sfp_type_lr: + physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_LR; + break; + default: + physical_layer = IXGBE_PHYSICAL_LAYER_UNKNOWN; + break; + } + break; default: physical_layer = IXGBE_PHYSICAL_LAYER_UNKNOWN; @@ -935,12 +1090,13 @@ static struct ixgbe_eeprom_operations eeprom_ops_82598 = { static struct ixgbe_phy_operations phy_ops_82598 = { .identify = &ixgbe_identify_phy_generic, - /* .identify_sfp = &ixgbe_identify_sfp_module_generic, */ + .identify_sfp = &ixgbe_identify_sfp_module_generic, .reset = &ixgbe_reset_phy_generic, .read_reg = &ixgbe_read_phy_reg_generic, .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_eeprom = &ixgbe_read_i2c_eeprom_82598, }; struct ixgbe_info ixgbe_82598_info = { -- cgit v1.2.1 From e855aac805dd9c68b6fabe395cbc8e05f0eda6e4 Mon Sep 17 00:00:00 2001 From: Hannes Eder Date: Fri, 26 Dec 2008 00:03:59 -0800 Subject: drivers/net/ixgbe: fix sparse warnings: make symbols static Fix this sparse warnings: drivers/net/ixgbe/ixgbe_82598.c:180:5: warning: symbol 'ixgbe_get_copper_link_capabilities_82598' was not declared. Should it be static? drivers/net/ixgbe/ixgbe_82598.c:245:5: warning: symbol 'ixgbe_setup_fc_82598' was not declared. Should it be static? drivers/net/ixgbe/ixgbe_82598.c:729:5: warning: symbol 'ixgbe_set_vmdq_82598' was not declared. Should it be static? drivers/net/ixgbe/ixgbe_82598.c:773:5: warning: symbol 'ixgbe_set_vfta_82598' was not declared. Should it be static? drivers/net/ixgbe/ixgbe_82598.c:897:5: warning: symbol 'ixgbe_read_analog_reg8_82598' was not declared. Should it be static? drivers/net/ixgbe/ixgbe_82598.c:919:5: warning: symbol 'ixgbe_write_analog_reg8_82598' was not declared. Should it be static? drivers/net/ixgbe/ixgbe_82598.c:940:5: warning: symbol 'ixgbe_read_i2c_eeprom_82598' was not declared. Should it be static? drivers/net/ixgbe/ixgbe_82598.c:1000:5: warning: symbol 'ixgbe_get_supported_physical_layer_82598' was not declared. Should it be static? drivers/net/ixgbe/ixgbe_dcb_82598.c:100:5: warning: symbol 'ixgbe_dcb_config_packet_buffers_82598' was not declared. Should it be static? Signed-off-by: Hannes Eder Signed-off-by: David S. Miller --- drivers/net/ixgbe/ixgbe_82598.c | 24 ++++++++++++------------ 1 file changed, 12 insertions(+), 12 deletions(-) (limited to 'drivers/net/ixgbe/ixgbe_82598.c') diff --git a/drivers/net/ixgbe/ixgbe_82598.c b/drivers/net/ixgbe/ixgbe_82598.c index 7e09dab0c29f..ad5699d9ab0d 100644 --- a/drivers/net/ixgbe/ixgbe_82598.c +++ b/drivers/net/ixgbe/ixgbe_82598.c @@ -177,9 +177,9 @@ static s32 ixgbe_get_link_capabilities_82598(struct ixgbe_hw *hw, * * Determines the link capabilities by reading the AUTOC register. **/ -s32 ixgbe_get_copper_link_capabilities_82598(struct ixgbe_hw *hw, - ixgbe_link_speed *speed, - bool *autoneg) +static s32 ixgbe_get_copper_link_capabilities_82598(struct ixgbe_hw *hw, + ixgbe_link_speed *speed, + bool *autoneg) { s32 status = IXGBE_ERR_LINK_SETUP; u16 speed_ability; @@ -242,7 +242,7 @@ static enum ixgbe_media_type ixgbe_get_media_type_82598(struct ixgbe_hw *hw) * Configures the flow control settings based on SW configuration. This * function is used for 802.3x flow control configuration only. **/ -s32 ixgbe_setup_fc_82598(struct ixgbe_hw *hw, s32 packetbuf_num) +static s32 ixgbe_setup_fc_82598(struct ixgbe_hw *hw, s32 packetbuf_num) { u32 frctl_reg; u32 rmcs_reg; @@ -726,7 +726,7 @@ static s32 ixgbe_reset_hw_82598(struct ixgbe_hw *hw) * @rar: receive address register index to associate with a VMDq index * @vmdq: VMDq set index **/ -s32 ixgbe_set_vmdq_82598(struct ixgbe_hw *hw, u32 rar, u32 vmdq) +static s32 ixgbe_set_vmdq_82598(struct ixgbe_hw *hw, u32 rar, u32 vmdq) { u32 rar_high; @@ -770,8 +770,8 @@ static s32 ixgbe_clear_vmdq_82598(struct ixgbe_hw *hw, u32 rar, u32 vmdq) * * Turn on/off specified VLAN in the VLAN filter table. **/ -s32 ixgbe_set_vfta_82598(struct ixgbe_hw *hw, u32 vlan, u32 vind, - bool vlan_on) +static s32 ixgbe_set_vfta_82598(struct ixgbe_hw *hw, u32 vlan, u32 vind, + bool vlan_on) { u32 regindex; u32 bitindex; @@ -894,7 +894,7 @@ static s32 ixgbe_blink_led_stop_82598(struct ixgbe_hw *hw, u32 index) * * Performs read operation to Atlas analog register specified. **/ -s32 ixgbe_read_analog_reg8_82598(struct ixgbe_hw *hw, u32 reg, u8 *val) +static s32 ixgbe_read_analog_reg8_82598(struct ixgbe_hw *hw, u32 reg, u8 *val) { u32 atlas_ctl; @@ -916,7 +916,7 @@ s32 ixgbe_read_analog_reg8_82598(struct ixgbe_hw *hw, u32 reg, u8 *val) * * Performs write operation to Atlas analog register specified. **/ -s32 ixgbe_write_analog_reg8_82598(struct ixgbe_hw *hw, u32 reg, u8 val) +static s32 ixgbe_write_analog_reg8_82598(struct ixgbe_hw *hw, u32 reg, u8 val) { u32 atlas_ctl; @@ -937,8 +937,8 @@ s32 ixgbe_write_analog_reg8_82598(struct ixgbe_hw *hw, u32 reg, u8 val) * * Performs byte read operation to SFP module's EEPROM over I2C interface. **/ -s32 ixgbe_read_i2c_eeprom_82598(struct ixgbe_hw *hw, u8 byte_offset, - u8 *eeprom_data) +static s32 ixgbe_read_i2c_eeprom_82598(struct ixgbe_hw *hw, u8 byte_offset, + u8 *eeprom_data) { s32 status = 0; u16 sfp_addr = 0; @@ -997,7 +997,7 @@ out: * * Determines physical layer capabilities of the current configuration. **/ -s32 ixgbe_get_supported_physical_layer_82598(struct ixgbe_hw *hw) +static s32 ixgbe_get_supported_physical_layer_82598(struct ixgbe_hw *hw) { s32 physical_layer = IXGBE_PHYSICAL_LAYER_UNKNOWN; -- cgit v1.2.1