X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;ds=inline;f=drivers%2Fnet%2Fixgbe%2Fbase%2Fixgbe_phy.c;h=1d9fb3eec8159bb53a8d32a3161e61ccc30cfef4;hb=2ac6248ae432f166f0e94f6b9ced200a7f708c76;hp=512bc9b49b5a7b0a68362128435300660d8ab5d1;hpb=ad66a85dce9a707748cb4d9592c13022ae77c067;p=dpdk.git diff --git a/drivers/net/ixgbe/base/ixgbe_phy.c b/drivers/net/ixgbe/base/ixgbe_phy.c index 512bc9b49b..1d9fb3eec8 100644 --- a/drivers/net/ixgbe/base/ixgbe_phy.c +++ b/drivers/net/ixgbe/base/ixgbe_phy.c @@ -109,8 +109,8 @@ STATIC u8 ixgbe_ones_comp_byte_add(u8 add1, u8 add2) * * Returns an error code on error. */ -STATIC s32 ixgbe_read_i2c_combined_generic_int(struct ixgbe_hw *hw, u8 addr, - u16 reg, u16 *val, bool lock) +s32 ixgbe_read_i2c_combined_generic_int(struct ixgbe_hw *hw, u8 addr, u16 reg, + u16 *val, bool lock) { u32 swfw_mask = hw->phy.phy_semaphore_mask; int max_retry = 10; @@ -179,37 +179,6 @@ fail: return IXGBE_ERR_I2C; } -/** - * ixgbe_read_i2c_combined_generic - Perform I2C read combined operation - * @hw: pointer to the hardware structure - * @addr: I2C bus address to read from - * @reg: I2C device register to read from - * @val: pointer to location to receive read value - * - * Returns an error code on error. - **/ -STATIC s32 ixgbe_read_i2c_combined_generic(struct ixgbe_hw *hw, u8 addr, - u16 reg, u16 *val) -{ - return ixgbe_read_i2c_combined_generic_int(hw, addr, reg, val, true); -} - -/** - * ixgbe_read_i2c_combined_generic_unlocked - Do I2C read combined operation - * @hw: pointer to the hardware structure - * @addr: I2C bus address to read from - * @reg: I2C device register to read from - * @val: pointer to location to receive read value - * - * Returns an error code on error. - **/ -STATIC s32 -ixgbe_read_i2c_combined_generic_unlocked(struct ixgbe_hw *hw, u8 addr, - u16 reg, u16 *val) -{ - return ixgbe_read_i2c_combined_generic_int(hw, addr, reg, val, false); -} - /** * ixgbe_write_i2c_combined_generic_int - Perform I2C write combined operation * @hw: pointer to the hardware structure @@ -220,8 +189,8 @@ ixgbe_read_i2c_combined_generic_unlocked(struct ixgbe_hw *hw, u8 addr, * * Returns an error code on error. */ -STATIC s32 ixgbe_write_i2c_combined_generic_int(struct ixgbe_hw *hw, u8 addr, - u16 reg, u16 val, bool lock) +s32 ixgbe_write_i2c_combined_generic_int(struct ixgbe_hw *hw, u8 addr, u16 reg, + u16 val, bool lock) { u32 swfw_mask = hw->phy.phy_semaphore_mask; int max_retry = 1; @@ -275,37 +244,6 @@ fail: return IXGBE_ERR_I2C; } -/** - * ixgbe_write_i2c_combined_generic - Perform I2C write combined operation - * @hw: pointer to the hardware structure - * @addr: I2C bus address to write to - * @reg: I2C device register to write to - * @val: value to write - * - * Returns an error code on error. - **/ -STATIC s32 ixgbe_write_i2c_combined_generic(struct ixgbe_hw *hw, - u8 addr, u16 reg, u16 val) -{ - return ixgbe_write_i2c_combined_generic_int(hw, addr, reg, val, true); -} - -/** - * ixgbe_write_i2c_combined_generic_unlocked - Do I2C write combined operation - * @hw: pointer to the hardware structure - * @addr: I2C bus address to write to - * @reg: I2C device register to write to - * @val: value to write - * - * Returns an error code on error. - **/ -STATIC s32 -ixgbe_write_i2c_combined_generic_unlocked(struct ixgbe_hw *hw, - u8 addr, u16 reg, u16 val) -{ - return ixgbe_write_i2c_combined_generic_int(hw, addr, reg, val, false); -} - /** * ixgbe_init_phy_ops_generic - Inits PHY function ptrs * @hw: pointer to the hardware structure @@ -337,12 +275,6 @@ s32 ixgbe_init_phy_ops_generic(struct ixgbe_hw *hw) phy->ops.i2c_bus_clear = ixgbe_i2c_bus_clear; phy->ops.identify_sfp = ixgbe_identify_module_generic; phy->sfp_type = ixgbe_sfp_type_unknown; - phy->ops.read_i2c_combined = ixgbe_read_i2c_combined_generic; - phy->ops.write_i2c_combined = ixgbe_write_i2c_combined_generic; - phy->ops.read_i2c_combined_unlocked = - ixgbe_read_i2c_combined_generic_unlocked; - phy->ops.write_i2c_combined_unlocked = - ixgbe_write_i2c_combined_generic_unlocked; phy->ops.read_i2c_byte_unlocked = ixgbe_read_i2c_byte_generic_unlocked; phy->ops.write_i2c_byte_unlocked = ixgbe_write_i2c_byte_generic_unlocked; @@ -350,6 +282,39 @@ s32 ixgbe_init_phy_ops_generic(struct ixgbe_hw *hw) return IXGBE_SUCCESS; } +/** + * ixgbe_probe_phy - Probe a single address for a PHY + * @hw: pointer to hardware structure + * @phy_addr: PHY address to probe + * + * Returns true if PHY found + */ +static bool ixgbe_probe_phy(struct ixgbe_hw *hw, u16 phy_addr) +{ + u16 ext_ability = 0; + + if (!ixgbe_validate_phy_addr(hw, phy_addr)) + return false; + + if (ixgbe_get_phy_id(hw)) + return false; + + hw->phy.type = ixgbe_get_phy_type_from_id(hw->phy.id); + + if (hw->phy.type == ixgbe_phy_unknown) { + hw->phy.ops.read_reg(hw, IXGBE_MDIO_PHY_EXT_ABILITY, + IXGBE_MDIO_PMA_PMD_DEV_TYPE, &ext_ability); + if (ext_ability & + (IXGBE_MDIO_PHY_10GBASET_ABILITY | + IXGBE_MDIO_PHY_1000BASET_ABILITY)) + hw->phy.type = ixgbe_phy_cu_unknown; + else + hw->phy.type = ixgbe_phy_generic; + } + + return true; +} + /** * ixgbe_identify_phy_generic - Get physical layer module * @hw: pointer to hardware structure @@ -359,8 +324,7 @@ s32 ixgbe_init_phy_ops_generic(struct ixgbe_hw *hw) s32 ixgbe_identify_phy_generic(struct ixgbe_hw *hw) { s32 status = IXGBE_ERR_PHY_ADDR_INVALID; - u32 phy_addr; - u16 ext_ability = 0; + u16 phy_addr; DEBUGFUNC("ixgbe_identify_phy_generic"); @@ -371,45 +335,33 @@ s32 ixgbe_identify_phy_generic(struct ixgbe_hw *hw) hw->phy.phy_semaphore_mask = IXGBE_GSSR_PHY0_SM; } - if (hw->phy.type == ixgbe_phy_unknown) { - for (phy_addr = 0; phy_addr < IXGBE_MAX_PHY_ADDR; phy_addr++) { - if (ixgbe_validate_phy_addr(hw, phy_addr)) { - hw->phy.addr = phy_addr; - ixgbe_get_phy_id(hw); - hw->phy.type = - ixgbe_get_phy_type_from_id(hw->phy.id); - - if (hw->phy.type == ixgbe_phy_unknown) { - hw->phy.ops.read_reg(hw, - IXGBE_MDIO_PHY_EXT_ABILITY, - IXGBE_MDIO_PMA_PMD_DEV_TYPE, - &ext_ability); - if (ext_ability & - (IXGBE_MDIO_PHY_10GBASET_ABILITY | - IXGBE_MDIO_PHY_1000BASET_ABILITY)) - hw->phy.type = - ixgbe_phy_cu_unknown; - else - hw->phy.type = - ixgbe_phy_generic; - } + if (hw->phy.type != ixgbe_phy_unknown) + return IXGBE_SUCCESS; - status = IXGBE_SUCCESS; - break; - } - } + if (hw->phy.nw_mng_if_sel) { + phy_addr = (hw->phy.nw_mng_if_sel & + IXGBE_NW_MNG_IF_SEL_MDIO_PHY_ADD) >> + IXGBE_NW_MNG_IF_SEL_MDIO_PHY_ADD_SHIFT; + if (ixgbe_probe_phy(hw, phy_addr)) + return IXGBE_SUCCESS; + else + return IXGBE_ERR_PHY_ADDR_INVALID; + } - /* Certain media types do not have a phy so an address will not - * be found and the code will take this path. Caller has to - * decide if it is an error or not. - */ - if (status != IXGBE_SUCCESS) { - hw->phy.addr = 0; + for (phy_addr = 0; phy_addr < IXGBE_MAX_PHY_ADDR; phy_addr++) { + if (ixgbe_probe_phy(hw, phy_addr)) { + status = IXGBE_SUCCESS; + break; } - } else { - status = IXGBE_SUCCESS; } + /* Certain media types do not have a phy so an address will not + * be found and the code will take this path. Caller has to + * decide if it is an error or not. + */ + if (status != IXGBE_SUCCESS) + hw->phy.addr = 0; + return status; } @@ -520,8 +472,13 @@ enum ixgbe_phy_type ixgbe_get_phy_type_from_id(u32 phy_id) phy_type = ixgbe_phy_nl; break; case X557_PHY_ID: + case X557_PHY_ID2: phy_type = ixgbe_phy_x550em_ext_t; break; + case IXGBE_M88E1500_E_PHY_ID: + case IXGBE_M88E1543_E_PHY_ID: + phy_type = ixgbe_phy_m88; + break; default: phy_type = ixgbe_phy_unknown; break; @@ -571,11 +528,30 @@ s32 ixgbe_reset_phy_generic(struct ixgbe_hw *hw) */ for (i = 0; i < 30; i++) { msec_delay(100); - hw->phy.ops.read_reg(hw, IXGBE_MDIO_PHY_XS_CONTROL, - IXGBE_MDIO_PHY_XS_DEV_TYPE, &ctrl); - if (!(ctrl & IXGBE_MDIO_PHY_XS_RESET)) { - usec_delay(2); - break; + if (hw->phy.type == ixgbe_phy_x550em_ext_t) { + status = hw->phy.ops.read_reg(hw, + IXGBE_MDIO_TX_VENDOR_ALARMS_3, + IXGBE_MDIO_PMA_PMD_DEV_TYPE, + &ctrl); + if (status != IXGBE_SUCCESS) + return status; + + if (ctrl & IXGBE_MDIO_TX_VENDOR_ALARMS_3_RST_MASK) { + usec_delay(2); + break; + } + } else { + status = hw->phy.ops.read_reg(hw, + IXGBE_MDIO_PHY_XS_CONTROL, + IXGBE_MDIO_PHY_XS_DEV_TYPE, + &ctrl); + if (status != IXGBE_SUCCESS) + return status; + + if (!(ctrl & IXGBE_MDIO_PHY_XS_RESET)) { + usec_delay(2); + break; + } } } @@ -683,13 +659,12 @@ s32 ixgbe_read_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr, DEBUGFUNC("ixgbe_read_phy_reg_generic"); - if (hw->mac.ops.acquire_swfw_sync(hw, gssr) == IXGBE_SUCCESS) { - status = ixgbe_read_phy_reg_mdi(hw, reg_addr, device_type, - phy_data); - hw->mac.ops.release_swfw_sync(hw, gssr); - } else { - status = IXGBE_ERR_SWFW_SYNC; - } + if (hw->mac.ops.acquire_swfw_sync(hw, gssr)) + return IXGBE_ERR_SWFW_SYNC; + + status = hw->phy.ops.read_reg_mdi(hw, reg_addr, device_type, phy_data); + + hw->mac.ops.release_swfw_sync(hw, gssr); return status; } @@ -785,7 +760,7 @@ s32 ixgbe_write_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr, DEBUGFUNC("ixgbe_write_phy_reg_generic"); if (hw->mac.ops.acquire_swfw_sync(hw, gssr) == IXGBE_SUCCESS) { - status = ixgbe_write_phy_reg_mdi(hw, reg_addr, device_type, + status = hw->phy.ops.write_reg_mdi(hw, reg_addr, device_type, phy_data); hw->mac.ops.release_swfw_sync(hw, gssr); } else { @@ -948,6 +923,9 @@ s32 ixgbe_setup_phy_link_speed_generic(struct ixgbe_hw *hw, if (speed & IXGBE_LINK_SPEED_100_FULL) hw->phy.autoneg_advertised |= IXGBE_LINK_SPEED_100_FULL; + if (speed & IXGBE_LINK_SPEED_10_FULL) + hw->phy.autoneg_advertised |= IXGBE_LINK_SPEED_10_FULL; + /* Setup link based on the new speed settings */ ixgbe_setup_phy_link(hw); @@ -985,6 +963,7 @@ static s32 ixgbe_get_copper_speeds_supported(struct ixgbe_hw *hw) hw->phy.speeds_supported |= IXGBE_LINK_SPEED_5GB_FULL; break; case ixgbe_mac_X550EM_x: + case ixgbe_mac_X550EM_a: hw->phy.speeds_supported &= ~IXGBE_LINK_SPEED_100_FULL; break; default: @@ -2731,6 +2710,9 @@ s32 ixgbe_set_copper_phy_power(struct ixgbe_hw *hw, bool on) u32 status; u16 reg; + if (!on && ixgbe_mng_present(hw)) + return 0; + status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_VENDOR_SPECIFIC_1_CONTROL, IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, ®);