diff options
Diffstat (limited to 'drivers/net/ixgbe/base/ixgbe_x550.c')
| -rw-r--r-- | drivers/net/ixgbe/base/ixgbe_x550.c | 1152 |
1 files changed, 819 insertions, 333 deletions
diff --git a/drivers/net/ixgbe/base/ixgbe_x550.c b/drivers/net/ixgbe/base/ixgbe_x550.c index e78c9c2c..acb8140c 100644 --- a/drivers/net/ixgbe/base/ixgbe_x550.c +++ b/drivers/net/ixgbe/base/ixgbe_x550.c @@ -41,6 +41,7 @@ POSSIBILITY OF SUCH DAMAGE. STATIC s32 ixgbe_setup_ixfi_x550em(struct ixgbe_hw *hw, ixgbe_link_speed *speed); STATIC s32 ixgbe_acquire_swfw_sync_X550a(struct ixgbe_hw *, u32 mask); STATIC void ixgbe_release_swfw_sync_X550a(struct ixgbe_hw *, u32 mask); +STATIC s32 ixgbe_read_mng_if_sel_x550em(struct ixgbe_hw *hw); /** * ixgbe_init_ops_X550 - Inits func ptrs and MAC type @@ -342,11 +343,10 @@ STATIC s32 ixgbe_read_phy_reg_mdi_22(struct ixgbe_hw *hw, u32 reg_addr, UNREFERENCED_1PARAMETER(dev_type); /* Setup and write the read command */ - command = (reg_addr << IXGBE_MSCA_NP_ADDR_SHIFT) | - (reg_addr << IXGBE_MSCA_DEV_TYPE_SHIFT) | - (hw->phy.addr << IXGBE_MSCA_PHY_ADDR_SHIFT) | - IXGBE_MSCA_OLD_PROTOCOL | IXGBE_MSCA_READ | - IXGBE_MSCA_MDI_COMMAND; + command = (reg_addr << IXGBE_MSCA_DEV_TYPE_SHIFT) | + (hw->phy.addr << IXGBE_MSCA_PHY_ADDR_SHIFT) | + IXGBE_MSCA_OLD_PROTOCOL | IXGBE_MSCA_READ_AUTOINC | + IXGBE_MSCA_MDI_COMMAND; IXGBE_WRITE_REG(hw, IXGBE_MSCA, command); @@ -393,11 +393,10 @@ STATIC s32 ixgbe_write_phy_reg_mdi_22(struct ixgbe_hw *hw, u32 reg_addr, IXGBE_WRITE_REG(hw, IXGBE_MSRWD, (u32)phy_data); /* Setup and write the write command */ - command = (reg_addr << IXGBE_MSCA_NP_ADDR_SHIFT) | - (reg_addr << IXGBE_MSCA_DEV_TYPE_SHIFT) | - (hw->phy.addr << IXGBE_MSCA_PHY_ADDR_SHIFT) | - IXGBE_MSCA_OLD_PROTOCOL | IXGBE_MSCA_WRITE | - IXGBE_MSCA_MDI_COMMAND; + command = (reg_addr << IXGBE_MSCA_DEV_TYPE_SHIFT) | + (hw->phy.addr << IXGBE_MSCA_PHY_ADDR_SHIFT) | + IXGBE_MSCA_OLD_PROTOCOL | IXGBE_MSCA_WRITE | + IXGBE_MSCA_MDI_COMMAND; IXGBE_WRITE_REG(hw, IXGBE_MSCA, command); @@ -423,43 +422,6 @@ STATIC s32 ixgbe_write_phy_reg_mdi_22(struct ixgbe_hw *hw, u32 reg_addr, } /** - * ixgbe_identify_phy_1g - Get 1g PHY type based on device id - * @hw: pointer to hardware structure - * - * Returns error code - */ -STATIC s32 ixgbe_identify_phy_1g(struct ixgbe_hw *hw) -{ - u32 swfw_mask = hw->phy.phy_semaphore_mask; - u16 phy_id_high; - u16 phy_id_low; - s32 rc; - - rc = hw->mac.ops.acquire_swfw_sync(hw, swfw_mask); - if (rc) - return rc; - - rc = ixgbe_read_phy_reg_mdi_22(hw, IXGBE_MDIO_PHY_ID_HIGH, 0, - &phy_id_high); - if (rc) - goto rel_out; - - rc = ixgbe_read_phy_reg_mdi_22(hw, IXGBE_MDIO_PHY_ID_LOW, 0, - &phy_id_low); - if (rc) - goto rel_out; - - hw->phy.id = (u32)phy_id_high << 16; - hw->phy.id |= phy_id_low & IXGBE_PHY_REVISION_MASK; - hw->phy.revision = (u32)phy_id_low & ~IXGBE_PHY_REVISION_MASK; - -rel_out: - hw->mac.ops.release_swfw_sync(hw, swfw_mask); - - return rc; -} - -/** * ixgbe_identify_phy_x550em - Get PHY type based on device id * @hw: pointer to hardware structure * @@ -467,18 +429,15 @@ rel_out: */ STATIC s32 ixgbe_identify_phy_x550em(struct ixgbe_hw *hw) { + hw->mac.ops.set_lan_id(hw); + + ixgbe_read_mng_if_sel_x550em(hw); + switch (hw->device_id) { case IXGBE_DEV_ID_X550EM_A_SFP: - hw->phy.ops.read_reg = ixgbe_read_phy_reg_x550a; - hw->phy.ops.write_reg = ixgbe_write_phy_reg_x550a; - if (hw->bus.lan_id) - hw->phy.phy_semaphore_mask |= IXGBE_GSSR_PHY1_SM; - else - hw->phy.phy_semaphore_mask |= IXGBE_GSSR_PHY0_SM; return ixgbe_identify_module_generic(hw); case IXGBE_DEV_ID_X550EM_X_SFP: /* set up for CS4227 usage */ - hw->phy.phy_semaphore_mask = IXGBE_GSSR_SHARED_I2C_SM; ixgbe_setup_mux_ctl(hw); ixgbe_check_cs4227(hw); /* Fallthrough */ @@ -494,19 +453,12 @@ STATIC s32 ixgbe_identify_phy_x550em(struct ixgbe_hw *hw) case IXGBE_DEV_ID_X550EM_A_KR_L: hw->phy.type = ixgbe_phy_x550em_kr; break; - case IXGBE_DEV_ID_X550EM_X_1G_T: - case IXGBE_DEV_ID_X550EM_X_10G_T: case IXGBE_DEV_ID_X550EM_A_10G_T: - return ixgbe_identify_phy_generic(hw); case IXGBE_DEV_ID_X550EM_A_1G_T: case IXGBE_DEV_ID_X550EM_A_1G_T_L: - hw->phy.ops.read_reg = ixgbe_read_phy_reg_x550a; - hw->phy.ops.write_reg = ixgbe_write_phy_reg_x550a; - if (hw->bus.lan_id) - hw->phy.phy_semaphore_mask |= IXGBE_GSSR_PHY1_SM; - else - hw->phy.phy_semaphore_mask |= IXGBE_GSSR_PHY0_SM; - return ixgbe_identify_phy_1g(hw); + case IXGBE_DEV_ID_X550EM_X_1G_T: + case IXGBE_DEV_ID_X550EM_X_10G_T: + return ixgbe_identify_phy_generic(hw); default: break; } @@ -601,7 +553,6 @@ s32 ixgbe_init_ops_X550EM(struct ixgbe_hw *hw) struct ixgbe_mac_info *mac = &hw->mac; struct ixgbe_eeprom_info *eeprom = &hw->eeprom; struct ixgbe_phy_info *phy = &hw->phy; - struct ixgbe_link_info *link = &hw->link; s32 ret_val; DEBUGFUNC("ixgbe_init_ops_X550EM"); @@ -637,25 +588,6 @@ s32 ixgbe_init_ops_X550EM(struct ixgbe_hw *hw) hw->bus.type = ixgbe_bus_type_internal; mac->ops.get_bus_info = ixgbe_get_bus_info_X550em; - if (hw->mac.type == ixgbe_mac_X550EM_x) { - mac->ops.read_iosf_sb_reg = ixgbe_read_iosf_sb_reg_x550; - mac->ops.write_iosf_sb_reg = ixgbe_write_iosf_sb_reg_x550; - mac->ops.acquire_swfw_sync = ixgbe_acquire_swfw_sync_X550em; - mac->ops.release_swfw_sync = ixgbe_release_swfw_sync_X550em; - link->ops.read_link = ixgbe_read_i2c_combined_generic; - link->ops.read_link_unlocked = - ixgbe_read_i2c_combined_generic_unlocked; - link->ops.write_link = ixgbe_write_i2c_combined_generic; - link->ops.write_link_unlocked = - ixgbe_write_i2c_combined_generic_unlocked; - link->addr = IXGBE_CS4227; - } - if (hw->mac.type == ixgbe_mac_X550EM_a) { - mac->ops.read_iosf_sb_reg = ixgbe_read_iosf_sb_reg_x550; - mac->ops.write_iosf_sb_reg = ixgbe_write_iosf_sb_reg_x550; - mac->ops.acquire_swfw_sync = ixgbe_acquire_swfw_sync_X550a; - mac->ops.release_swfw_sync = ixgbe_release_swfw_sync_X550a; - } mac->ops.get_media_type = ixgbe_get_media_type_X550em; mac->ops.setup_sfp = ixgbe_setup_sfp_modules_X550em; @@ -666,10 +598,6 @@ s32 ixgbe_init_ops_X550EM(struct ixgbe_hw *hw) if (mac->ops.get_media_type(hw) == ixgbe_media_type_copper) mac->ops.setup_fc = ixgbe_setup_fc_generic; - else if (hw->mac.type == ixgbe_mac_X550EM_a) { - mac->ops.setup_fc = ixgbe_setup_fc_x550a; - mac->ops.fc_autoneg = ixgbe_fc_autoneg_x550a; - } else mac->ops.setup_fc = ixgbe_setup_fc_X550em; @@ -703,6 +631,88 @@ s32 ixgbe_init_ops_X550EM(struct ixgbe_hw *hw) } /** +* ixgbe_init_ops_X550EM_a - Inits func ptrs and MAC type +* @hw: pointer to hardware structure +* +* Initialize the function pointers and for MAC type X550EM_a. +* Does not touch the hardware. +**/ +s32 ixgbe_init_ops_X550EM_a(struct ixgbe_hw *hw) +{ + struct ixgbe_mac_info *mac = &hw->mac; + s32 ret_val; + + DEBUGFUNC("ixgbe_init_ops_X550EM_a"); + + /* Start with generic X550EM init */ + ret_val = ixgbe_init_ops_X550EM(hw); + + if (hw->device_id == IXGBE_DEV_ID_X550EM_A_SGMII || + hw->device_id == IXGBE_DEV_ID_X550EM_A_SGMII_L) { + mac->ops.read_iosf_sb_reg = ixgbe_read_iosf_sb_reg_x550; + mac->ops.write_iosf_sb_reg = ixgbe_write_iosf_sb_reg_x550; + } else { + mac->ops.read_iosf_sb_reg = ixgbe_read_iosf_sb_reg_x550a; + mac->ops.write_iosf_sb_reg = ixgbe_write_iosf_sb_reg_x550a; + } + mac->ops.acquire_swfw_sync = ixgbe_acquire_swfw_sync_X550a; + mac->ops.release_swfw_sync = ixgbe_release_swfw_sync_X550a; + + switch (mac->ops.get_media_type(hw)) { + case ixgbe_media_type_fiber: + mac->ops.setup_fc = NULL; + mac->ops.fc_autoneg = ixgbe_fc_autoneg_fiber_x550em_a; + break; + case ixgbe_media_type_backplane: + mac->ops.fc_autoneg = ixgbe_fc_autoneg_backplane_x550em_a; + mac->ops.setup_fc = ixgbe_setup_fc_backplane_x550em_a; + break; + default: + break; + } + + if ((hw->device_id == IXGBE_DEV_ID_X550EM_A_1G_T) || + (hw->device_id == IXGBE_DEV_ID_X550EM_A_1G_T_L)) { + mac->ops.fc_autoneg = ixgbe_fc_autoneg_sgmii_x550em_a; + mac->ops.setup_fc = ixgbe_setup_fc_sgmii_x550em_a; + } + + return ret_val; +} + +/** +* ixgbe_init_ops_X550EM_x - Inits func ptrs and MAC type +* @hw: pointer to hardware structure +* +* Initialize the function pointers and for MAC type X550EM_x. +* Does not touch the hardware. +**/ +s32 ixgbe_init_ops_X550EM_x(struct ixgbe_hw *hw) +{ + struct ixgbe_mac_info *mac = &hw->mac; + struct ixgbe_link_info *link = &hw->link; + s32 ret_val; + + DEBUGFUNC("ixgbe_init_ops_X550EM_x"); + + /* Start with generic X550EM init */ + ret_val = ixgbe_init_ops_X550EM(hw); + + mac->ops.read_iosf_sb_reg = ixgbe_read_iosf_sb_reg_x550; + mac->ops.write_iosf_sb_reg = ixgbe_write_iosf_sb_reg_x550; + mac->ops.acquire_swfw_sync = ixgbe_acquire_swfw_sync_X550em; + mac->ops.release_swfw_sync = ixgbe_release_swfw_sync_X550em; + link->ops.read_link = ixgbe_read_i2c_combined_generic; + link->ops.read_link_unlocked = ixgbe_read_i2c_combined_generic_unlocked; + link->ops.write_link = ixgbe_write_i2c_combined_generic; + link->ops.write_link_unlocked = + ixgbe_write_i2c_combined_generic_unlocked; + link->addr = IXGBE_CS4227; + + return ret_val; +} + +/** * ixgbe_dmac_config_X550 * @hw: pointer to hardware structure * @@ -765,6 +775,7 @@ s32 ixgbe_dmac_config_tcs_X550(struct ixgbe_hw *hw) /* Configure DMA coalescing enabled */ switch (hw->mac.dmac_config.link_speed) { + case IXGBE_LINK_SPEED_10_FULL: case IXGBE_LINK_SPEED_100_FULL: pb_headroom = IXGBE_DMACRXT_100M; break; @@ -895,20 +906,20 @@ STATIC s32 ixgbe_enable_eee_x550(struct ixgbe_hw *hw) case IXGBE_DEV_ID_X550EM_A_KR: case IXGBE_DEV_ID_X550EM_A_KR_L: status = hw->mac.ops.read_iosf_sb_reg(hw, - IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, &link_reg); + IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, &link_reg); if (status != IXGBE_SUCCESS) return status; link_reg |= IXGBE_KRM_LINK_CTRL_1_TETH_EEE_CAP_KR | - IXGBE_KRM_LINK_CTRL_1_TETH_EEE_CAP_KX; + IXGBE_KRM_LINK_CTRL_1_TETH_EEE_CAP_KX; /* Don't advertise FEC capability when EEE enabled. */ link_reg &= ~IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_FEC; status = hw->mac.ops.write_iosf_sb_reg(hw, - IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, link_reg); + IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, link_reg); if (status != IXGBE_SUCCESS) return status; break; @@ -950,8 +961,8 @@ STATIC s32 ixgbe_disable_eee_x550(struct ixgbe_hw *hw) case IXGBE_DEV_ID_X550EM_A_KR: case IXGBE_DEV_ID_X550EM_A_KR_L: status = hw->mac.ops.read_iosf_sb_reg(hw, - IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, &link_reg); + IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, &link_reg); if (status != IXGBE_SUCCESS) return status; @@ -962,8 +973,8 @@ STATIC s32 ixgbe_disable_eee_x550(struct ixgbe_hw *hw) link_reg |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_FEC; status = hw->mac.ops.write_iosf_sb_reg(hw, - IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, link_reg); + IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, link_reg); if (status != IXGBE_SUCCESS) return status; break; @@ -1001,6 +1012,7 @@ s32 ixgbe_setup_eee_X550(struct ixgbe_hw *hw, bool enable_eee) !(IXGBE_FUSES0_REV_MASK & IXGBE_READ_REG(hw, IXGBE_FUSES0_GROUP(0)))) return IXGBE_SUCCESS; + status = ixgbe_enable_eee_x550(hw); if (status) return status; @@ -1102,8 +1114,8 @@ STATIC s32 ixgbe_iosf_wait(struct ixgbe_hw *hw, u32 *ctrl) } /** - * ixgbe_write_iosf_sb_reg_x550 - Writes a value to specified register of the IOSF - * device + * ixgbe_write_iosf_sb_reg_x550 - Writes a value to specified register + * of the IOSF device * @hw: pointer to hardware structure * @reg_addr: 32 bit PHY register to write * @device_type: 3 bit device type @@ -1149,12 +1161,11 @@ out: } /** - * ixgbe_read_iosf_sb_reg_x550 - Writes a value to specified register of the IOSF - * device + * ixgbe_read_iosf_sb_reg_x550 - Reads specified register of the IOSF device * @hw: pointer to hardware structure * @reg_addr: 32 bit PHY register to write * @device_type: 3 bit device type - * @phy_data: Pointer to read data from the register + * @data: Pointer to read data from the register **/ s32 ixgbe_read_iosf_sb_reg_x550(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type, u32 *data) @@ -1278,7 +1289,7 @@ s32 ixgbe_write_iosf_sb_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr, write_cmd.port_number = hw->bus.lan_id; write_cmd.command_type = FW_INT_PHY_REQ_WRITE; write_cmd.address = IXGBE_CPU_TO_BE16(reg_addr); - write_cmd.write_data = IXGBE_CPU_TO_LE32(data); + write_cmd.write_data = IXGBE_CPU_TO_BE32(data); status = ixgbe_host_interface_command(hw, (u32 *)&write_cmd, sizeof(write_cmd), @@ -1288,8 +1299,7 @@ s32 ixgbe_write_iosf_sb_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr, } /** - * ixgbe_read_iosf_sb_reg_x550a - Writes a value to specified register - * of the IOSF device. + * ixgbe_read_iosf_sb_reg_x550a - Reads specified register of the IOSF device * @hw: pointer to hardware structure * @reg_addr: 32 bit PHY register to write * @device_type: 3 bit device type @@ -1318,7 +1328,7 @@ s32 ixgbe_read_iosf_sb_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr, IXGBE_HI_COMMAND_TIMEOUT, true); /* Extract the register value from the response. */ - *data = IXGBE_LE32_TO_CPU(hic.rsp.read_data); + *data = IXGBE_BE32_TO_CPU(hic.rsp.read_data); return status; } @@ -1506,7 +1516,6 @@ enum ixgbe_media_type ixgbe_get_media_type_X550em(struct ixgbe_hw *hw) case IXGBE_DEV_ID_X550EM_A_1G_T: case IXGBE_DEV_ID_X550EM_A_1G_T_L: media_type = ixgbe_media_type_copper; - hw->phy.type = ixgbe_phy_m88; break; default: media_type = ixgbe_media_type_unknown; @@ -1599,16 +1608,62 @@ s32 ixgbe_setup_sfp_modules_X550em(struct ixgbe_hw *hw) } /** +* ixgbe_restart_an_internal_phy_x550em - restart autonegotiation for the +* internal PHY +* @hw: pointer to hardware structure +**/ +STATIC s32 ixgbe_restart_an_internal_phy_x550em(struct ixgbe_hw *hw) +{ + s32 status; + u32 link_ctrl; + + /* Restart auto-negotiation. */ + status = hw->mac.ops.read_iosf_sb_reg(hw, + IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, &link_ctrl); + + if (status) { + DEBUGOUT("Auto-negotiation did not complete\n"); + return status; + } + + link_ctrl |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_RESTART; + status = hw->mac.ops.write_iosf_sb_reg(hw, + IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, link_ctrl); + + if (hw->mac.type == ixgbe_mac_X550EM_a) { + u32 flx_mask_st20; + + /* Indicate to FW that AN restart has been asserted */ + status = hw->mac.ops.read_iosf_sb_reg(hw, + IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, &flx_mask_st20); + + if (status) { + DEBUGOUT("Auto-negotiation did not complete\n"); + return status; + } + + flx_mask_st20 |= IXGBE_KRM_PMD_FLX_MASK_ST20_FW_AN_RESTART; + status = hw->mac.ops.write_iosf_sb_reg(hw, + IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, flx_mask_st20); + } + + return status; +} + +/** * ixgbe_setup_sgmii - Set up link for sgmii * @hw: pointer to hardware structure */ STATIC s32 ixgbe_setup_sgmii(struct ixgbe_hw *hw, ixgbe_link_speed speed, - bool autoneg_wait_to_complete) + bool autoneg_wait) { struct ixgbe_mac_info *mac = &hw->mac; - u32 lval, sval; + u32 lval, sval, flx_val; s32 rc; - UNREFERENCED_2PARAMETER(speed, autoneg_wait_to_complete); rc = mac->ops.read_iosf_sb_reg(hw, IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), @@ -1641,12 +1696,100 @@ STATIC s32 ixgbe_setup_sgmii(struct ixgbe_hw *hw, ixgbe_link_speed speed, if (rc) return rc; - lval |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_RESTART; + rc = mac->ops.read_iosf_sb_reg(hw, + IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, &flx_val); + if (rc) + return rc; + + flx_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_SPEED_MASK; + flx_val |= IXGBE_KRM_PMD_FLX_MASK_ST20_SPEED_1G; + flx_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_AN_EN; + flx_val |= IXGBE_KRM_PMD_FLX_MASK_ST20_SGMII_EN; + flx_val |= IXGBE_KRM_PMD_FLX_MASK_ST20_AN37_EN; + + rc = mac->ops.write_iosf_sb_reg(hw, + IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, flx_val); + if (rc) + return rc; + + rc = ixgbe_restart_an_internal_phy_x550em(hw); + if (rc) + return rc; + + return hw->phy.ops.setup_link_speed(hw, speed, autoneg_wait); +} + +/** + * ixgbe_setup_sgmii_m88 - Set up link for sgmii with Marvell PHYs + * @hw: pointer to hardware structure + */ +STATIC s32 ixgbe_setup_sgmii_m88(struct ixgbe_hw *hw, ixgbe_link_speed speed, + bool autoneg_wait) +{ + struct ixgbe_mac_info *mac = &hw->mac; + u32 lval, sval, flx_val; + s32 rc; + + rc = mac->ops.read_iosf_sb_reg(hw, + IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, &lval); + if (rc) + return rc; + + lval &= ~IXGBE_KRM_LINK_CTRL_1_TETH_AN_ENABLE; + lval &= ~IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_MASK; + lval |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_SGMII_EN; + lval |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_CLAUSE_37_EN; + lval &= ~IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_1G; rc = mac->ops.write_iosf_sb_reg(hw, IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), IXGBE_SB_IOSF_TARGET_KR_PHY, lval); + if (rc) + return rc; - return rc; + rc = mac->ops.read_iosf_sb_reg(hw, + IXGBE_KRM_SGMII_CTRL(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, &sval); + if (rc) + return rc; + + sval &= ~IXGBE_KRM_SGMII_CTRL_MAC_TAR_FORCE_10_D; + sval &= ~IXGBE_KRM_SGMII_CTRL_MAC_TAR_FORCE_100_D; + rc = mac->ops.write_iosf_sb_reg(hw, + IXGBE_KRM_SGMII_CTRL(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, sval); + if (rc) + return rc; + + rc = mac->ops.write_iosf_sb_reg(hw, + IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, lval); + if (rc) + return rc; + + rc = mac->ops.read_iosf_sb_reg(hw, + IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, &flx_val); + if (rc) + return rc; + + flx_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_SPEED_MASK; + flx_val |= IXGBE_KRM_PMD_FLX_MASK_ST20_SPEED_1G; + flx_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_AN_EN; + flx_val |= IXGBE_KRM_PMD_FLX_MASK_ST20_SGMII_EN; + flx_val |= IXGBE_KRM_PMD_FLX_MASK_ST20_AN37_EN; + + rc = mac->ops.write_iosf_sb_reg(hw, + IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, flx_val); + if (rc) + return rc; + + rc = ixgbe_restart_an_internal_phy_x550em(hw); + + return hw->phy.ops.setup_link_speed(hw, speed, autoneg_wait); } /** @@ -1670,17 +1813,28 @@ void ixgbe_init_mac_link_ops_X550em(struct ixgbe_hw *hw) mac->ops.setup_link = ixgbe_setup_mac_link_multispeed_fiber; mac->ops.set_rate_select_speed = ixgbe_set_soft_rate_select_speed; + if ((hw->device_id == IXGBE_DEV_ID_X550EM_A_SFP_N) || (hw->device_id == IXGBE_DEV_ID_X550EM_A_SFP)) mac->ops.setup_mac_link = - ixgbe_setup_mac_link_sfp_x550a; + ixgbe_setup_mac_link_sfp_x550a; else mac->ops.setup_mac_link = - ixgbe_setup_mac_link_sfp_x550em; + ixgbe_setup_mac_link_sfp_x550em; break; case ixgbe_media_type_copper: - mac->ops.setup_link = ixgbe_setup_mac_link_t_X550em; - mac->ops.check_link = ixgbe_check_link_t_X550em; + if (hw->mac.type == ixgbe_mac_X550EM_a) { + if (hw->device_id == IXGBE_DEV_ID_X550EM_A_1G_T || + hw->device_id == IXGBE_DEV_ID_X550EM_A_1G_T_L) { + mac->ops.setup_link = ixgbe_setup_sgmii_m88; + } else { + mac->ops.setup_link = + ixgbe_setup_mac_link_t_X550em; + } + } else { + mac->ops.setup_link = ixgbe_setup_mac_link_t_X550em; + mac->ops.check_link = ixgbe_check_link_t_X550em; + } break; case ixgbe_media_type_backplane: if (hw->device_id == IXGBE_DEV_ID_X550EM_A_SGMII || @@ -1704,6 +1858,7 @@ s32 ixgbe_get_link_capabilities_X550em(struct ixgbe_hw *hw, { DEBUGFUNC("ixgbe_get_link_capabilities_X550em"); + /* SFP */ if (hw->phy.media_type == ixgbe_media_type_fiber) { @@ -1728,12 +1883,27 @@ s32 ixgbe_get_link_capabilities_X550em(struct ixgbe_hw *hw, } else { switch (hw->phy.type) { case ixgbe_phy_m88: - *speed = IXGBE_LINK_SPEED_100_FULL | - IXGBE_LINK_SPEED_1GB_FULL; + *speed = IXGBE_LINK_SPEED_1GB_FULL | + IXGBE_LINK_SPEED_100_FULL | + IXGBE_LINK_SPEED_10_FULL; break; case ixgbe_phy_sgmii: *speed = IXGBE_LINK_SPEED_1GB_FULL; break; + case ixgbe_phy_x550em_kr: + if (hw->mac.type == ixgbe_mac_X550EM_a) { + /* check different backplane modes */ + if (hw->phy.nw_mng_if_sel & + IXGBE_NW_MNG_IF_SEL_PHY_SPEED_2_5G) { + *speed = IXGBE_LINK_SPEED_2_5GB_FULL; + break; + } else if (hw->device_id == + IXGBE_DEV_ID_X550EM_A_KR_L) { + *speed = IXGBE_LINK_SPEED_1GB_FULL; + break; + } + } + /* fall through */ default: *speed = IXGBE_LINK_SPEED_10GB_FULL | IXGBE_LINK_SPEED_1GB_FULL; @@ -1935,8 +2105,8 @@ STATIC s32 ixgbe_setup_kr_speed_x550em(struct ixgbe_hw *hw, u32 reg_val; status = hw->mac.ops.read_iosf_sb_reg(hw, - IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); + IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); if (status) return status; @@ -1952,181 +2122,289 @@ STATIC s32 ixgbe_setup_kr_speed_x550em(struct ixgbe_hw *hw, if (speed & IXGBE_LINK_SPEED_1GB_FULL) reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_KX; - /* Restart auto-negotiation. */ - reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_RESTART; status = hw->mac.ops.write_iosf_sb_reg(hw, - IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); + IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); - return status; + if (hw->mac.type == ixgbe_mac_X550EM_a) { + /* Set lane mode to KR auto negotiation */ + status = hw->mac.ops.read_iosf_sb_reg(hw, + IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); + + if (status) + return status; + + reg_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_SPEED_MASK; + reg_val |= IXGBE_KRM_PMD_FLX_MASK_ST20_SPEED_AN; + reg_val |= IXGBE_KRM_PMD_FLX_MASK_ST20_AN_EN; + reg_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_AN37_EN; + reg_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_SGMII_EN; + + status = hw->mac.ops.write_iosf_sb_reg(hw, + IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); + } + + return ixgbe_restart_an_internal_phy_x550em(hw); } /** - * ixgbe_set_master_slave_mode - Set up PHY for master/slave mode + * ixgbe_setup_m88 - setup m88 PHY * @hw: pointer to hardware structure - * - * Must be called while holding the PHY semaphore and token */ -STATIC s32 ixgbe_set_master_slave_mode(struct ixgbe_hw *hw) +STATIC s32 ixgbe_setup_m88(struct ixgbe_hw *hw) { - u16 phy_data; + u32 mask = hw->phy.phy_semaphore_mask | IXGBE_GSSR_TOKEN_SM; + u16 reg; s32 rc; - /* Resolve master/slave mode */ - rc = ixgbe_read_phy_reg_mdi_22(hw, IXGBE_M88E1500_1000T_CTRL, 0, - &phy_data); + if (hw->phy.reset_disable || ixgbe_check_reset_blocked(hw)) + return IXGBE_SUCCESS; + + rc = hw->mac.ops.acquire_swfw_sync(hw, mask); if (rc) return rc; - /* load defaults for future use */ - if (phy_data & IXGBE_M88E1500_1000T_CTRL_MS_ENABLE) { - if (phy_data & IXGBE_M88E1500_1000T_CTRL_MS_VALUE) - hw->phy.original_ms_type = ixgbe_ms_force_master; - else - hw->phy.original_ms_type = ixgbe_ms_force_slave; - } else { - hw->phy.original_ms_type = ixgbe_ms_auto; + rc = hw->phy.ops.read_reg_mdi(hw, IXGBE_M88E1500_COPPER_CTRL, 0, ®); + if (rc) + goto out; + if (reg & IXGBE_M88E1500_COPPER_CTRL_POWER_DOWN) { + reg &= ~IXGBE_M88E1500_COPPER_CTRL_POWER_DOWN; + hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_COPPER_CTRL, 0, + reg); } - switch (hw->phy.ms_type) { - case ixgbe_ms_force_master: - phy_data |= IXGBE_M88E1500_1000T_CTRL_MS_ENABLE; - phy_data |= IXGBE_M88E1500_1000T_CTRL_MS_VALUE; - break; - case ixgbe_ms_force_slave: - phy_data |= IXGBE_M88E1500_1000T_CTRL_MS_ENABLE; - phy_data &= ~IXGBE_M88E1500_1000T_CTRL_MS_VALUE; - break; - case ixgbe_ms_auto: - phy_data &= ~IXGBE_M88E1500_1000T_CTRL_MS_ENABLE; - break; - default: - break; + rc = hw->phy.ops.read_reg_mdi(hw, IXGBE_M88E1500_MAC_CTRL_1, 0, ®); + if (rc) + goto out; + if (reg & IXGBE_M88E1500_MAC_CTRL_1_POWER_DOWN) { + reg &= ~IXGBE_M88E1500_MAC_CTRL_1_POWER_DOWN; + hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_MAC_CTRL_1, 0, + reg); } - return ixgbe_write_phy_reg_mdi_22(hw, IXGBE_M88E1500_1000T_CTRL, 0, - phy_data); -} - -/** - * ixgbe_reset_phy_m88_nolock - Reset m88 PHY without locking - * @hw: pointer to hardware structure - * - * Must be called while holding the PHY semaphore and token - */ -STATIC s32 ixgbe_reset_phy_m88_nolock(struct ixgbe_hw *hw) -{ - s32 rc; + rc = hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_PAGE_ADDR, 0, 2); + if (rc) + goto out; - rc = ixgbe_write_phy_reg_mdi_22(hw, IXGBE_M88E1500_PAGE_ADDR, 0, 1); + rc = hw->phy.ops.read_reg_mdi(hw, IXGBE_M88E1500_MAC_SPEC_CTRL, 0, + ®); if (rc) - return rc; + goto out; + if (reg & IXGBE_M88E1500_MAC_SPEC_CTRL_POWER_DOWN) { + reg &= ~IXGBE_M88E1500_MAC_SPEC_CTRL_POWER_DOWN; + hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_MAC_SPEC_CTRL, 0, + reg); + rc = hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_PAGE_ADDR, 0, + 0); + if (rc) + goto out; + rc = hw->phy.ops.read_reg_mdi(hw, IXGBE_M88E1500_COPPER_CTRL, 0, + ®); + if (rc) + goto out; + reg |= IXGBE_M88E1500_COPPER_CTRL_RESET; + hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_COPPER_CTRL, 0, + reg); + usec_delay(50); + } else { + rc = hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_PAGE_ADDR, 0, + 0); + if (rc) + goto out; + } - rc = ixgbe_write_phy_reg_mdi_22(hw, IXGBE_M88E1500_FIBER_CTRL, 0, - IXGBE_M88E1500_FIBER_CTRL_RESET | - IXGBE_M88E1500_FIBER_CTRL_DUPLEX_FULL | - IXGBE_M88E1500_FIBER_CTRL_SPEED_MSB); + rc = hw->phy.ops.read_reg_mdi(hw, IXGBE_M88E1500_COPPER_CTRL, 0, ®); if (rc) - goto res_out; + goto out; - rc = ixgbe_write_phy_reg_mdi_22(hw, IXGBE_M88E1500_PAGE_ADDR, 0, 18); + if (!(reg & IXGBE_M88E1500_COPPER_CTRL_AN_EN)) { + reg |= IXGBE_M88E1500_COPPER_CTRL_AN_EN; + hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_COPPER_CTRL, 0, + reg); + } + + rc = hw->phy.ops.read_reg_mdi(hw, IXGBE_M88E1500_1000T_CTRL, 0, ®); if (rc) - goto res_out; + goto out; + reg &= ~IXGBE_M88E1500_1000T_CTRL_HALF_DUPLEX; + reg &= ~IXGBE_M88E1500_1000T_CTRL_FULL_DUPLEX; + if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL) + reg |= IXGBE_M88E1500_1000T_CTRL_FULL_DUPLEX; + hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_1000T_CTRL, 0, reg); - rc = ixgbe_write_phy_reg_mdi_22(hw, IXGBE_M88E1500_GEN_CTRL, 0, - IXGBE_M88E1500_GEN_CTRL_RESET | - IXGBE_M88E1500_GEN_CTRL_SGMII_COPPER); + rc = hw->phy.ops.read_reg_mdi(hw, IXGBE_M88E1500_COPPER_AN, 0, ®); if (rc) - goto res_out; + goto out; + reg &= ~IXGBE_M88E1500_COPPER_AN_T4; + reg &= ~IXGBE_M88E1500_COPPER_AN_100TX_FD; + reg &= ~IXGBE_M88E1500_COPPER_AN_100TX_HD; + reg &= ~IXGBE_M88E1500_COPPER_AN_10TX_FD; + reg &= ~IXGBE_M88E1500_COPPER_AN_10TX_HD; + + /* Flow control auto negotiation configuration was moved from here to + * the function ixgbe_setup_fc_sgmii_x550em_a() + */ + + if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_100_FULL) + reg |= IXGBE_M88E1500_COPPER_AN_100TX_FD; + if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10_FULL) + reg |= IXGBE_M88E1500_COPPER_AN_10TX_FD; + hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_COPPER_AN, 0, reg); - rc = ixgbe_write_phy_reg_mdi_22(hw, IXGBE_M88E1500_PAGE_ADDR, 0, 0); + rc = hw->phy.ops.read_reg_mdi(hw, IXGBE_M88E1500_COPPER_CTRL, 0, ®); if (rc) - goto res_out; + goto out; + reg |= IXGBE_M88E1500_COPPER_CTRL_RESTART_AN; + hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_COPPER_CTRL, 0, reg); + - rc = ixgbe_write_phy_reg_mdi_22(hw, IXGBE_M88E1500_COPPER_CTRL, 0, - IXGBE_M88E1500_COPPER_CTRL_RESET | - IXGBE_M88E1500_COPPER_CTRL_AN_EN | - IXGBE_M88E1500_COPPER_CTRL_RESTART_AN | - IXGBE_M88E1500_COPPER_CTRL_FULL_DUPLEX | - IXGBE_M88E1500_COPPER_CTRL_SPEED_MSB); + hw->mac.ops.release_swfw_sync(hw, mask); + return rc; -res_out: - ixgbe_write_phy_reg_mdi_22(hw, IXGBE_M88E1500_PAGE_ADDR, 0, 0); +out: + hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_PAGE_ADDR, 0, 0); + hw->mac.ops.release_swfw_sync(hw, mask); return rc; } /** - * ixgbe_reset_phy_m88 - Reset m88 PHY + * ixgbe_reset_phy_m88e1500 - Reset m88e1500 PHY * @hw: pointer to hardware structure + * + * The PHY token must be held when calling this function. */ -STATIC s32 ixgbe_reset_phy_m88(struct ixgbe_hw *hw) +static s32 ixgbe_reset_phy_m88e1500(struct ixgbe_hw *hw) { - u32 swfw_mask = hw->phy.phy_semaphore_mask; + u16 reg; s32 rc; - if (hw->phy.reset_disable || ixgbe_check_reset_blocked(hw)) - return IXGBE_SUCCESS; + rc = hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_PAGE_ADDR, 0, 0); + if (rc) + return rc; - rc = hw->mac.ops.acquire_swfw_sync(hw, swfw_mask); + rc = hw->phy.ops.read_reg_mdi(hw, IXGBE_M88E1500_COPPER_CTRL, 0, ®); if (rc) return rc; - rc = ixgbe_reset_phy_m88_nolock(hw); + reg |= IXGBE_M88E1500_COPPER_CTRL_RESET; + rc = hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_COPPER_CTRL, 0, reg); + + usec_delay(10); - hw->mac.ops.release_swfw_sync(hw, swfw_mask); return rc; } /** - * ixgbe_setup_m88 - setup m88 PHY + * ixgbe_reset_phy_m88e1543 - Reset m88e1543 PHY * @hw: pointer to hardware structure + * + * The PHY token must be held when calling this function. */ -STATIC s32 ixgbe_setup_m88(struct ixgbe_hw *hw) +static s32 ixgbe_reset_phy_m88e1543(struct ixgbe_hw *hw) { - u32 swfw_mask = hw->phy.phy_semaphore_mask; - struct ixgbe_phy_info *phy = &hw->phy; - u16 phy_data; + return hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_PAGE_ADDR, 0, 0); +} + +/** + * ixgbe_reset_phy_m88 - Reset m88 PHY + * @hw: pointer to hardware structure + */ +STATIC s32 ixgbe_reset_phy_m88(struct ixgbe_hw *hw) +{ + u32 mask = hw->phy.phy_semaphore_mask | IXGBE_GSSR_TOKEN_SM; + u16 reg; s32 rc; - if (phy->reset_disable || ixgbe_check_reset_blocked(hw)) + if (hw->phy.reset_disable || ixgbe_check_reset_blocked(hw)) return IXGBE_SUCCESS; - rc = hw->mac.ops.acquire_swfw_sync(hw, swfw_mask); + rc = hw->mac.ops.acquire_swfw_sync(hw, mask); if (rc) return rc; - rc = ixgbe_read_phy_reg_mdi_22(hw, IXGBE_M88E1500_PHY_SPEC_CTRL, 0, - &phy_data); + switch (hw->phy.id) { + case IXGBE_M88E1500_E_PHY_ID: + rc = ixgbe_reset_phy_m88e1500(hw); + break; + case IXGBE_M88E1543_E_PHY_ID: + rc = ixgbe_reset_phy_m88e1543(hw); + break; + default: + rc = IXGBE_ERR_PHY; + break; + } + + rc = hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_PAGE_ADDR, 0, 1); if (rc) - goto rel_out; - - /* Enable downshift and setting it to X6 */ - phy_data &= ~IXGBE_M88E1500_PSCR_DOWNSHIFT_ENABLE; - phy_data |= IXGBE_M88E1500_PSCR_DOWNSHIFT_6X; - phy_data |= IXGBE_M88E1500_PSCR_DOWNSHIFT_ENABLE; - rc = ixgbe_write_phy_reg_mdi_22(hw, - IXGBE_M88E1500_PHY_SPEC_CTRL, 0, - phy_data); + goto out; + + reg = IXGBE_M88E1500_FIBER_CTRL_RESET | + IXGBE_M88E1500_FIBER_CTRL_DUPLEX_FULL | + IXGBE_M88E1500_FIBER_CTRL_SPEED_MSB; + rc = hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_FIBER_CTRL, 0, reg); if (rc) - goto rel_out; + goto out; - ixgbe_write_phy_reg_mdi_22(hw, IXGBE_M88E1500_PAGE_ADDR, 0, 0); + rc = hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_PAGE_ADDR, 0, 18); + if (rc) + goto out; - /* Commit the changes */ - rc = ixgbe_reset_phy_m88_nolock(hw); - if (rc) { - DEBUGOUT("Error committing the PHY changes\n"); - goto rel_out; - } + reg = IXGBE_M88E1500_GEN_CTRL_RESET | + IXGBE_M88E1500_GEN_CTRL_MODE_SGMII_COPPER; + rc = hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_GEN_CTRL, 0, reg); + if (rc) + goto out; - rc = ixgbe_set_master_slave_mode(hw); + rc = hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_PAGE_ADDR, 0, 1); + if (rc) + goto out; - hw->mac.ops.release_swfw_sync(hw, swfw_mask); - return rc; + reg = IXGBE_M88E1500_FIBER_CTRL_RESET | + IXGBE_M88E1500_FIBER_CTRL_AN_EN | + IXGBE_M88E1500_FIBER_CTRL_DUPLEX_FULL | + IXGBE_M88E1500_FIBER_CTRL_SPEED_MSB; + rc = hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_FIBER_CTRL, 0, reg); + if (rc) + goto out; -rel_out: - ixgbe_write_phy_reg_mdi_22(hw, IXGBE_M88E1500_PAGE_ADDR, 0, 0); - hw->mac.ops.release_swfw_sync(hw, swfw_mask); + rc = hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_PAGE_ADDR, 0, 0); + if (rc) + goto out; + + reg = (IXGBE_M88E1500_MAC_CTRL_1_DWN_4X << + IXGBE_M88E1500_MAC_CTRL_1_DWN_SHIFT) | + (IXGBE_M88E1500_MAC_CTRL_1_ED_TM << + IXGBE_M88E1500_MAC_CTRL_1_ED_SHIFT) | + (IXGBE_M88E1500_MAC_CTRL_1_MDIX_AUTO << + IXGBE_M88E1500_MAC_CTRL_1_MDIX_SHIFT); + rc = hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_MAC_CTRL_1, 0, reg); + if (rc) + goto out; + + reg = IXGBE_M88E1500_COPPER_CTRL_RESET | + IXGBE_M88E1500_COPPER_CTRL_AN_EN | + IXGBE_M88E1500_COPPER_CTRL_RESTART_AN | + IXGBE_M88E1500_COPPER_CTRL_FULL_DUPLEX | + IXGBE_M88E1500_COPPER_CTRL_SPEED_MSB; + rc = hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_COPPER_CTRL, 0, reg); + if (rc) + goto out; + + hw->mac.ops.release_swfw_sync(hw, mask); + + /* In case of first reset set advertised speeds to default value */ + if (!hw->phy.autoneg_advertised) + hw->phy.autoneg_advertised = IXGBE_LINK_SPEED_1GB_FULL | + IXGBE_LINK_SPEED_100_FULL | + IXGBE_LINK_SPEED_10_FULL; + + return ixgbe_setup_m88(hw); + +out: + hw->phy.ops.write_reg_mdi(hw, IXGBE_M88E1500_PAGE_ADDR, 0, 0); + hw->mac.ops.release_swfw_sync(hw, mask); return rc; } @@ -2151,7 +2429,7 @@ STATIC s32 ixgbe_read_mng_if_sel_x550em(struct ixgbe_hw *hw) hw->phy.nw_mng_if_sel & IXGBE_NW_MNG_IF_SEL_MDIO_ACT) { hw->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; + IXGBE_NW_MNG_IF_SEL_MDIO_PHY_ADD_SHIFT; } return IXGBE_SUCCESS; @@ -2172,16 +2450,42 @@ s32 ixgbe_init_phy_ops_X550em(struct ixgbe_hw *hw) DEBUGFUNC("ixgbe_init_phy_ops_X550em"); - hw->mac.ops.set_lan_id(hw); - - ixgbe_read_mng_if_sel_x550em(hw); - if (hw->mac.ops.get_media_type(hw) == ixgbe_media_type_fiber) { phy->phy_semaphore_mask = IXGBE_GSSR_SHARED_I2C_SM; ixgbe_setup_mux_ctl(hw); phy->ops.identify_sfp = ixgbe_identify_sfp_module_X550em; } + switch (hw->device_id) { + case IXGBE_DEV_ID_X550EM_A_1G_T: + case IXGBE_DEV_ID_X550EM_A_1G_T_L: + phy->ops.read_reg_mdi = ixgbe_read_phy_reg_mdi_22; + phy->ops.write_reg_mdi = ixgbe_write_phy_reg_mdi_22; + hw->phy.ops.read_reg = ixgbe_read_phy_reg_x550a; + hw->phy.ops.write_reg = ixgbe_write_phy_reg_x550a; + if (hw->bus.lan_id) + hw->phy.phy_semaphore_mask |= IXGBE_GSSR_PHY1_SM; + else + hw->phy.phy_semaphore_mask |= IXGBE_GSSR_PHY0_SM; + + break; + case IXGBE_DEV_ID_X550EM_A_10G_T: + case IXGBE_DEV_ID_X550EM_A_SFP: + hw->phy.ops.read_reg = ixgbe_read_phy_reg_x550a; + hw->phy.ops.write_reg = ixgbe_write_phy_reg_x550a; + if (hw->bus.lan_id) + hw->phy.phy_semaphore_mask |= IXGBE_GSSR_PHY1_SM; + else + hw->phy.phy_semaphore_mask |= IXGBE_GSSR_PHY0_SM; + break; + case IXGBE_DEV_ID_X550EM_X_SFP: + /* set up for CS4227 usage */ + hw->phy.phy_semaphore_mask = IXGBE_GSSR_SHARED_I2C_SM; + break; + default: + break; + } + /* Identify the PHY or SFP module */ ret_val = phy->ops.identify(hw); if (ret_val == IXGBE_ERR_SFP_NOT_SUPPORTED) @@ -2225,8 +2529,6 @@ s32 ixgbe_init_phy_ops_X550em(struct ixgbe_hw *hw) break; case ixgbe_phy_m88: phy->ops.setup_link = ixgbe_setup_m88; - phy->ops.read_reg_mdi = ixgbe_read_phy_reg_mdi_22; - phy->ops.write_reg_mdi = ixgbe_write_phy_reg_mdi_22; phy->ops.reset = ixgbe_reset_phy_m88; break; default: @@ -2511,14 +2813,63 @@ s32 ixgbe_setup_mac_link_sfp_x550em(struct ixgbe_hw *hw, } /** + * ixgbe_setup_sfi_x550a - Configure the internal PHY for native SFI mode + * @hw: pointer to hardware structure + * @speed: the link speed to force + * + * Configures the integrated PHY for native SFI mode. Used to connect the + * internal PHY directly to an SFP cage, without autonegotiation. + **/ +STATIC s32 ixgbe_setup_sfi_x550a(struct ixgbe_hw *hw, ixgbe_link_speed *speed) +{ + struct ixgbe_mac_info *mac = &hw->mac; + s32 status; + u32 reg_val; + + /* Disable all AN and force speed to 10G Serial. */ + status = mac->ops.read_iosf_sb_reg(hw, + IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); + if (status != IXGBE_SUCCESS) + return status; + + reg_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_AN_EN; + reg_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_AN37_EN; + reg_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_SGMII_EN; + reg_val &= ~IXGBE_KRM_PMD_FLX_MASK_ST20_SPEED_MASK; + + /* Select forced link speed for internal PHY. */ + switch (*speed) { + case IXGBE_LINK_SPEED_10GB_FULL: + reg_val |= IXGBE_KRM_PMD_FLX_MASK_ST20_SPEED_10G; + break; + case IXGBE_LINK_SPEED_1GB_FULL: + reg_val |= IXGBE_KRM_PMD_FLX_MASK_ST20_SPEED_1G; + break; + default: + /* Other link speeds are not supported by internal PHY. */ + return IXGBE_ERR_LINK_SETUP; + } + + status = mac->ops.write_iosf_sb_reg(hw, + IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); + + /* Toggle port SW reset by AN reset. */ + status = ixgbe_restart_an_internal_phy_x550em(hw); + + return status; +} + +/** * ixgbe_setup_mac_link_sfp_x550a - Setup internal PHY for SFP * @hw: pointer to hardware structure * * Configure the the integrated PHY for SFP support. **/ s32 ixgbe_setup_mac_link_sfp_x550a(struct ixgbe_hw *hw, - ixgbe_link_speed speed, - bool autoneg_wait_to_complete) + ixgbe_link_speed speed, + bool autoneg_wait_to_complete) { s32 ret_val; u16 reg_phy_ext; @@ -2540,31 +2891,27 @@ s32 ixgbe_setup_mac_link_sfp_x550a(struct ixgbe_hw *hw, return ret_val; if (hw->device_id == IXGBE_DEV_ID_X550EM_A_SFP_N) { - /* Configure internal PHY for native SFI */ + /* Configure internal PHY for native SFI based on module type */ ret_val = hw->mac.ops.read_iosf_sb_reg(hw, - IXGBE_KRM_AN_CNTL_8(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, ®_phy_int); + IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, ®_phy_int); if (ret_val != IXGBE_SUCCESS) return ret_val; - if (setup_linear) { - reg_phy_int &= ~IXGBE_KRM_AN_CNTL_8_LIMITING; - reg_phy_int |= IXGBE_KRM_AN_CNTL_8_LINEAR; - } else { - reg_phy_int |= IXGBE_KRM_AN_CNTL_8_LIMITING; - reg_phy_int &= ~IXGBE_KRM_AN_CNTL_8_LINEAR; - } + reg_phy_int &= IXGBE_KRM_PMD_FLX_MASK_ST20_SFI_10G_DA; + if (!setup_linear) + reg_phy_int |= IXGBE_KRM_PMD_FLX_MASK_ST20_SFI_10G_SR; ret_val = hw->mac.ops.write_iosf_sb_reg(hw, - IXGBE_KRM_AN_CNTL_8(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, reg_phy_int); + IXGBE_KRM_PMD_FLX_MASK_ST20(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, reg_phy_int); if (ret_val != IXGBE_SUCCESS) return ret_val; - /* Setup XFI/SFI internal link. */ - ret_val = ixgbe_setup_ixfi_x550em(hw, &speed); + /* Setup SFI internal link. */ + ret_val = ixgbe_setup_sfi_x550a(hw, &speed); } else { /* Configure internal PHY for KR/KX. */ ixgbe_setup_kr_speed_x550em(hw, speed); @@ -2577,7 +2924,7 @@ s32 ixgbe_setup_mac_link_sfp_x550a(struct ixgbe_hw *hw, /* Get external PHY device id */ ret_val = hw->phy.ops.read_reg(hw, IXGBE_CS4227_GLOBAL_ID_MSB, - IXGBE_MDIO_ZERO_DEV_TYPE, ®_phy_ext); + IXGBE_MDIO_ZERO_DEV_TYPE, ®_phy_ext); if (ret_val != IXGBE_SUCCESS) return ret_val; @@ -2598,7 +2945,7 @@ s32 ixgbe_setup_mac_link_sfp_x550a(struct ixgbe_hw *hw, else reg_phy_ext = (IXGBE_CS4227_EDC_MODE_SR << 1) | 0x1; ret_val = hw->phy.ops.write_reg(hw, reg_slice, - IXGBE_MDIO_ZERO_DEV_TYPE, reg_phy_ext); + IXGBE_MDIO_ZERO_DEV_TYPE, reg_phy_ext); } return ret_val; } @@ -2611,24 +2958,25 @@ s32 ixgbe_setup_mac_link_sfp_x550a(struct ixgbe_hw *hw, **/ STATIC s32 ixgbe_setup_ixfi_x550em_x(struct ixgbe_hw *hw) { + struct ixgbe_mac_info *mac = &hw->mac; s32 status; u32 reg_val; /* Disable training protocol FSM. */ - status = ixgbe_read_iosf_sb_reg_x550(hw, + status = mac->ops.read_iosf_sb_reg(hw, IXGBE_KRM_RX_TRN_LINKUP_CTRL(hw->bus.lan_id), IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); if (status != IXGBE_SUCCESS) return status; reg_val |= IXGBE_KRM_RX_TRN_LINKUP_CTRL_CONV_WO_PROTOCOL; - status = ixgbe_write_iosf_sb_reg_x550(hw, + status = mac->ops.write_iosf_sb_reg(hw, IXGBE_KRM_RX_TRN_LINKUP_CTRL(hw->bus.lan_id), IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); if (status != IXGBE_SUCCESS) return status; /* Disable Flex from training TXFFE. */ - status = ixgbe_read_iosf_sb_reg_x550(hw, + status = mac->ops.read_iosf_sb_reg(hw, IXGBE_KRM_DSP_TXFFE_STATE_4(hw->bus.lan_id), IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); if (status != IXGBE_SUCCESS) @@ -2636,12 +2984,12 @@ STATIC s32 ixgbe_setup_ixfi_x550em_x(struct ixgbe_hw *hw) reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_C0_EN; reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_CP1_CN1_EN; reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_CO_ADAPT_EN; - status = ixgbe_write_iosf_sb_reg_x550(hw, + status = mac->ops.write_iosf_sb_reg(hw, IXGBE_KRM_DSP_TXFFE_STATE_4(hw->bus.lan_id), IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); if (status != IXGBE_SUCCESS) return status; - status = ixgbe_read_iosf_sb_reg_x550(hw, + status = mac->ops.read_iosf_sb_reg(hw, IXGBE_KRM_DSP_TXFFE_STATE_5(hw->bus.lan_id), IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); if (status != IXGBE_SUCCESS) @@ -2649,14 +2997,14 @@ STATIC s32 ixgbe_setup_ixfi_x550em_x(struct ixgbe_hw *hw) reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_C0_EN; reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_CP1_CN1_EN; reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_CO_ADAPT_EN; - status = ixgbe_write_iosf_sb_reg_x550(hw, + status = mac->ops.write_iosf_sb_reg(hw, IXGBE_KRM_DSP_TXFFE_STATE_5(hw->bus.lan_id), IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); if (status != IXGBE_SUCCESS) return status; /* Enable override for coefficients. */ - status = ixgbe_read_iosf_sb_reg_x550(hw, + status = mac->ops.read_iosf_sb_reg(hw, IXGBE_KRM_TX_COEFF_CTRL_1(hw->bus.lan_id), IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); if (status != IXGBE_SUCCESS) @@ -2665,7 +3013,7 @@ STATIC s32 ixgbe_setup_ixfi_x550em_x(struct ixgbe_hw *hw) reg_val |= IXGBE_KRM_TX_COEFF_CTRL_1_CZERO_EN; reg_val |= IXGBE_KRM_TX_COEFF_CTRL_1_CPLUS1_OVRRD_EN; reg_val |= IXGBE_KRM_TX_COEFF_CTRL_1_CMINUS1_OVRRD_EN; - status = ixgbe_write_iosf_sb_reg_x550(hw, + status = mac->ops.write_iosf_sb_reg(hw, IXGBE_KRM_TX_COEFF_CTRL_1(hw->bus.lan_id), IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); return status; @@ -2681,11 +3029,12 @@ STATIC s32 ixgbe_setup_ixfi_x550em_x(struct ixgbe_hw *hw) **/ STATIC s32 ixgbe_setup_ixfi_x550em(struct ixgbe_hw *hw, ixgbe_link_speed *speed) { + struct ixgbe_mac_info *mac = &hw->mac; s32 status; u32 reg_val; /* Disable AN and force speed to 10G Serial. */ - status = ixgbe_read_iosf_sb_reg_x550(hw, + status = mac->ops.read_iosf_sb_reg(hw, IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); if (status != IXGBE_SUCCESS) @@ -2707,7 +3056,7 @@ STATIC s32 ixgbe_setup_ixfi_x550em(struct ixgbe_hw *hw, ixgbe_link_speed *speed) return IXGBE_ERR_LINK_SETUP; } - status = ixgbe_write_iosf_sb_reg_x550(hw, + status = mac->ops.write_iosf_sb_reg(hw, IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); if (status != IXGBE_SUCCESS) @@ -2721,15 +3070,7 @@ STATIC s32 ixgbe_setup_ixfi_x550em(struct ixgbe_hw *hw, ixgbe_link_speed *speed) } /* Toggle port SW reset by AN reset. */ - status = ixgbe_read_iosf_sb_reg_x550(hw, - IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); - if (status != IXGBE_SUCCESS) - return status; - reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_RESTART; - status = ixgbe_write_iosf_sb_reg_x550(hw, - IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); + status = ixgbe_restart_an_internal_phy_x550em(hw); return status; } @@ -2847,56 +3188,56 @@ s32 ixgbe_setup_phy_loopback_x550em(struct ixgbe_hw *hw) /* Disable AN and force speed to 10G Serial. */ status = hw->mac.ops.read_iosf_sb_reg(hw, - IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); + IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); if (status != IXGBE_SUCCESS) return status; reg_val &= ~IXGBE_KRM_LINK_CTRL_1_TETH_AN_ENABLE; reg_val &= ~IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_MASK; reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_10G; status = hw->mac.ops.write_iosf_sb_reg(hw, - IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); + IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); if (status != IXGBE_SUCCESS) return status; /* Set near-end loopback clocks. */ status = hw->mac.ops.read_iosf_sb_reg(hw, - IXGBE_KRM_PORT_CAR_GEN_CTRL(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); + IXGBE_KRM_PORT_CAR_GEN_CTRL(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); if (status != IXGBE_SUCCESS) return status; reg_val |= IXGBE_KRM_PORT_CAR_GEN_CTRL_NELB_32B; reg_val |= IXGBE_KRM_PORT_CAR_GEN_CTRL_NELB_KRPCS; status = hw->mac.ops.write_iosf_sb_reg(hw, - IXGBE_KRM_PORT_CAR_GEN_CTRL(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); + IXGBE_KRM_PORT_CAR_GEN_CTRL(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); if (status != IXGBE_SUCCESS) return status; /* Set loopback enable. */ status = hw->mac.ops.read_iosf_sb_reg(hw, - IXGBE_KRM_PMD_DFX_BURNIN(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); + IXGBE_KRM_PMD_DFX_BURNIN(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); if (status != IXGBE_SUCCESS) return status; reg_val |= IXGBE_KRM_PMD_DFX_BURNIN_TX_RX_KR_LB_MASK; status = hw->mac.ops.write_iosf_sb_reg(hw, - IXGBE_KRM_PMD_DFX_BURNIN(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); + IXGBE_KRM_PMD_DFX_BURNIN(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); if (status != IXGBE_SUCCESS) return status; /* Training bypass. */ status = hw->mac.ops.read_iosf_sb_reg(hw, - IXGBE_KRM_RX_TRN_LINKUP_CTRL(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); + IXGBE_KRM_RX_TRN_LINKUP_CTRL(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); if (status != IXGBE_SUCCESS) return status; reg_val |= IXGBE_KRM_RX_TRN_LINKUP_CTRL_PROTOCOL_BYPASS; status = hw->mac.ops.write_iosf_sb_reg(hw, - IXGBE_KRM_RX_TRN_LINKUP_CTRL(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); + IXGBE_KRM_RX_TRN_LINKUP_CTRL(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); return status; } @@ -2969,6 +3310,7 @@ s32 ixgbe_read_ee_hostif_buffer_X550(struct ixgbe_hw *hw, DEBUGOUT("EEPROM read buffer - semaphore failed\n"); return status; } + while (words) { if (words > FW_MAX_READ_BUFFER_SIZE / 2) words_to_read = FW_MAX_READ_BUFFER_SIZE / 2; @@ -3712,19 +4054,19 @@ s32 ixgbe_setup_fc_X550em(struct ixgbe_hw *hw) case IXGBE_DEV_ID_X550EM_A_KR: case IXGBE_DEV_ID_X550EM_A_KR_L: ret_val = hw->mac.ops.read_iosf_sb_reg(hw, - IXGBE_KRM_AN_CNTL_1(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); + IXGBE_KRM_AN_CNTL_1(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); if (ret_val != IXGBE_SUCCESS) goto out; reg_val &= ~(IXGBE_KRM_AN_CNTL_1_SYM_PAUSE | - IXGBE_KRM_AN_CNTL_1_ASM_PAUSE); + IXGBE_KRM_AN_CNTL_1_ASM_PAUSE); if (pause) reg_val |= IXGBE_KRM_AN_CNTL_1_SYM_PAUSE; if (asm_dir) reg_val |= IXGBE_KRM_AN_CNTL_1_ASM_PAUSE; ret_val = hw->mac.ops.write_iosf_sb_reg(hw, - IXGBE_KRM_AN_CNTL_1(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); + IXGBE_KRM_AN_CNTL_1(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); /* This device does not fully support AN. */ hw->fc.disable_fc_autoneg = true; @@ -3738,12 +4080,12 @@ out: } /** - * ixgbe_fc_autoneg_x550a - Enable flow control IEEE clause 37 + * ixgbe_fc_autoneg_backplane_x550em_a - Enable flow control IEEE clause 37 * @hw: pointer to hardware structure * * Enable flow control according to IEEE clause 37. **/ -void ixgbe_fc_autoneg_x550a(struct ixgbe_hw *hw) +void ixgbe_fc_autoneg_backplane_x550em_a(struct ixgbe_hw *hw) { u32 link_s1, lp_an_page_low, an_cntl_1; s32 status = IXGBE_ERR_FC_NOT_NEGOTIATED; @@ -3757,7 +4099,7 @@ void ixgbe_fc_autoneg_x550a(struct ixgbe_hw *hw) */ if (hw->fc.disable_fc_autoneg) { ERROR_REPORT1(IXGBE_ERROR_UNSUPPORTED, - "Flow control autoneg is disabled"); + "Flow control autoneg is disabled"); goto out; } @@ -3769,12 +4111,13 @@ void ixgbe_fc_autoneg_x550a(struct ixgbe_hw *hw) /* Check at auto-negotiation has completed */ status = hw->mac.ops.read_iosf_sb_reg(hw, - IXGBE_KRM_LINK_S1(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, &link_s1); + IXGBE_KRM_LINK_S1(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, &link_s1); if (status != IXGBE_SUCCESS || (link_s1 & IXGBE_KRM_LINK_S1_MAC_AN_COMPLETE) == 0) { DEBUGOUT("Auto-Negotiation did not complete\n"); + status = IXGBE_ERR_FC_NOT_NEGOTIATED; goto out; } @@ -3782,8 +4125,8 @@ void ixgbe_fc_autoneg_x550a(struct ixgbe_hw *hw) * local flow control settings accordingly */ status = hw->mac.ops.read_iosf_sb_reg(hw, - IXGBE_KRM_AN_CNTL_1(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, &an_cntl_1); + IXGBE_KRM_AN_CNTL_1(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, &an_cntl_1); if (status != IXGBE_SUCCESS) { DEBUGOUT("Auto-Negotiation did not complete\n"); @@ -3791,8 +4134,8 @@ void ixgbe_fc_autoneg_x550a(struct ixgbe_hw *hw) } status = hw->mac.ops.read_iosf_sb_reg(hw, - IXGBE_KRM_LP_BASE_PAGE_HIGH(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, &lp_an_page_low); + IXGBE_KRM_LP_BASE_PAGE_HIGH(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, &lp_an_page_low); if (status != IXGBE_SUCCESS) { DEBUGOUT("Auto-Negotiation did not complete\n"); @@ -3815,22 +4158,179 @@ out: } /** - * ixgbe_setup_fc_x550em - Set up flow control + * ixgbe_fc_autoneg_fiber_x550em_a - passthrough FC settings + * @hw: pointer to hardware structure + * + **/ +void ixgbe_fc_autoneg_fiber_x550em_a(struct ixgbe_hw *hw) +{ + hw->fc.fc_was_autonegged = false; + hw->fc.current_mode = hw->fc.requested_mode; +} + +/** + * ixgbe_fc_autoneg_sgmii_x550em_a - Enable flow control IEEE clause 37 + * @hw: pointer to hardware structure + * + * Enable flow control according to IEEE clause 37. + **/ +void ixgbe_fc_autoneg_sgmii_x550em_a(struct ixgbe_hw *hw) +{ + s32 status = IXGBE_ERR_FC_NOT_NEGOTIATED; + u16 reg, pcs_an_lp, pcs_an; + ixgbe_link_speed speed; + bool link_up; + + /* AN should have completed when the cable was plugged in. + * Look for reasons to bail out. Bail out if: + * - FC autoneg is disabled, or if + * - link is not up. + */ + if (hw->fc.disable_fc_autoneg) { + ERROR_REPORT1(IXGBE_ERROR_UNSUPPORTED, + "Flow control autoneg is disabled"); + goto out; + } + + hw->mac.ops.check_link(hw, &speed, &link_up, false); + if (!link_up) { + ERROR_REPORT1(IXGBE_ERROR_SOFTWARE, "The link is down"); + goto out; + } + + /* Check if auto-negotiation has completed */ + status = hw->phy.ops.read_reg(hw, IXGBE_M88E1500_COPPER_STATUS, + IXGBE_MDIO_ZERO_DEV_TYPE, ®); + if (status != IXGBE_SUCCESS || + (reg & IXGBE_M88E1500_COPPER_STATUS_AN_DONE) == 0) { + DEBUGOUT("Auto-Negotiation did not complete\n"); + status = IXGBE_ERR_FC_NOT_NEGOTIATED; + goto out; + } + + /* Get the advertized flow control */ + status = hw->phy.ops.read_reg(hw, IXGBE_M88E1500_COPPER_AN, + IXGBE_MDIO_ZERO_DEV_TYPE, &pcs_an); + if (status != IXGBE_SUCCESS) + goto out; + + /* Get link partner's flow control */ + status = hw->phy.ops.read_reg(hw, + IXGBE_M88E1500_COPPER_AN_LP_ABILITY, + IXGBE_MDIO_ZERO_DEV_TYPE, &pcs_an_lp); + if (status != IXGBE_SUCCESS) + goto out; + + /* Negotiate the flow control */ + status = ixgbe_negotiate_fc(hw, (u32)pcs_an, (u32)pcs_an_lp, + IXGBE_M88E1500_COPPER_AN_PAUSE, + IXGBE_M88E1500_COPPER_AN_AS_PAUSE, + IXGBE_M88E1500_COPPER_AN_LP_PAUSE, + IXGBE_M88E1500_COPPER_AN_LP_AS_PAUSE); + +out: + if (status == IXGBE_SUCCESS) { + hw->fc.fc_was_autonegged = true; + } else { + hw->fc.fc_was_autonegged = false; + hw->fc.current_mode = hw->fc.requested_mode; + } +} + +/** + * ixgbe_setup_fc_sgmii_x550em_a - Set up flow control + * @hw: pointer to hardware structure + * + * Called at init time to set up flow control. + **/ +s32 ixgbe_setup_fc_sgmii_x550em_a(struct ixgbe_hw *hw) +{ + u16 reg; + s32 rc; + + /* Validate the requested mode */ + if (hw->fc.strict_ieee && hw->fc.requested_mode == ixgbe_fc_rx_pause) { + ERROR_REPORT1(IXGBE_ERROR_UNSUPPORTED, + "ixgbe_fc_rx_pause not valid in strict IEEE mode\n"); + return IXGBE_ERR_INVALID_LINK_SETTINGS; + } + + if (hw->fc.requested_mode == ixgbe_fc_default) + hw->fc.requested_mode = ixgbe_fc_full; + + /* Read contents of the Auto-Negotiation register, page 0 reg 4 */ + rc = hw->phy.ops.read_reg(hw, IXGBE_M88E1500_COPPER_AN, + IXGBE_MDIO_ZERO_DEV_TYPE, ®); + if (rc) + goto out; + + /* Disable all the settings related to Flow control Auto-negotiation */ + reg &= ~IXGBE_M88E1500_COPPER_AN_AS_PAUSE; + reg &= ~IXGBE_M88E1500_COPPER_AN_PAUSE; + + /* Configure the Asymmetric and symmetric pause according to the user + * requested mode. + */ + switch (hw->fc.requested_mode) { + case ixgbe_fc_full: + reg |= IXGBE_M88E1500_COPPER_AN_PAUSE; + reg |= IXGBE_M88E1500_COPPER_AN_AS_PAUSE; + break; + case ixgbe_fc_rx_pause: + reg |= IXGBE_M88E1500_COPPER_AN_PAUSE; + reg |= IXGBE_M88E1500_COPPER_AN_AS_PAUSE; + break; + case ixgbe_fc_tx_pause: + reg |= IXGBE_M88E1500_COPPER_AN_AS_PAUSE; + break; + default: + break; + } + + /* Write back to the Auto-Negotiation register with newly configured + * fields + */ + hw->phy.ops.write_reg(hw, IXGBE_M88E1500_COPPER_AN, + IXGBE_MDIO_ZERO_DEV_TYPE, reg); + + /* In this section of the code we restart Auto-negotiation */ + + /* Read the CONTROL register, Page 0 reg 0 */ + rc = hw->phy.ops.read_reg(hw, IXGBE_M88E1500_COPPER_CTRL, + IXGBE_MDIO_ZERO_DEV_TYPE, ®); + if (rc) + goto out; + + /* Set the bit to restart Auto-Neg. The bit to enable Auto-neg is ON + * by default + */ + reg |= IXGBE_M88E1500_COPPER_CTRL_RESTART_AN; + + /* write the new values to the register to restart Auto-Negotiation */ + hw->phy.ops.write_reg(hw, IXGBE_M88E1500_COPPER_CTRL, + IXGBE_MDIO_ZERO_DEV_TYPE, reg); + +out: + return rc; +} + +/** + * ixgbe_setup_fc_backplane_x550em_a - Set up flow control * @hw: pointer to hardware structure * * Called at init time to set up flow control. **/ -s32 ixgbe_setup_fc_x550a(struct ixgbe_hw *hw) +s32 ixgbe_setup_fc_backplane_x550em_a(struct ixgbe_hw *hw) { s32 status = IXGBE_SUCCESS; - u32 an_cntl, link_ctrl = 0; + u32 an_cntl = 0; - DEBUGFUNC("ixgbe_setup_fc_x550em"); + DEBUGFUNC("ixgbe_setup_fc_backplane_x550em_a"); /* Validate the requested mode */ if (hw->fc.strict_ieee && hw->fc.requested_mode == ixgbe_fc_rx_pause) { ERROR_REPORT1(IXGBE_ERROR_UNSUPPORTED, - "ixgbe_fc_rx_pause not valid in strict IEEE mode\n"); + "ixgbe_fc_rx_pause not valid in strict IEEE mode\n"); return IXGBE_ERR_INVALID_LINK_SETTINGS; } @@ -3842,8 +4342,8 @@ s32 ixgbe_setup_fc_x550a(struct ixgbe_hw *hw) * we link at 10G, the 1G advertisement is harmless and vice versa. */ status = hw->mac.ops.read_iosf_sb_reg(hw, - IXGBE_KRM_AN_CNTL_1(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, &an_cntl); + IXGBE_KRM_AN_CNTL_1(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, &an_cntl); if (status != IXGBE_SUCCESS) { DEBUGOUT("Auto-Negotiation did not complete\n"); @@ -3884,7 +4384,7 @@ s32 ixgbe_setup_fc_x550a(struct ixgbe_hw *hw) case ixgbe_fc_full: /* Flow control (both Rx and Tx) is enabled by SW override. */ an_cntl |= IXGBE_KRM_AN_CNTL_1_SYM_PAUSE | - IXGBE_KRM_AN_CNTL_1_ASM_PAUSE; + IXGBE_KRM_AN_CNTL_1_ASM_PAUSE; break; default: ERROR_REPORT1(IXGBE_ERROR_ARGUMENT, @@ -3893,23 +4393,11 @@ s32 ixgbe_setup_fc_x550a(struct ixgbe_hw *hw) } status = hw->mac.ops.write_iosf_sb_reg(hw, - IXGBE_KRM_AN_CNTL_1(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, an_cntl); + IXGBE_KRM_AN_CNTL_1(hw->bus.lan_id), + IXGBE_SB_IOSF_TARGET_KR_PHY, an_cntl); /* Restart auto-negotiation. */ - status = hw->mac.ops.read_iosf_sb_reg(hw, - IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, &link_ctrl); - - if (status != IXGBE_SUCCESS) { - DEBUGOUT("Auto-Negotiation did not complete\n"); - return status; - } - - link_ctrl |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_RESTART; - status = hw->mac.ops.write_iosf_sb_reg(hw, - IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), - IXGBE_SB_IOSF_TARGET_KR_PHY, link_ctrl); + status = ixgbe_restart_an_internal_phy_x550em(hw); return status; } @@ -4006,7 +4494,6 @@ STATIC s32 ixgbe_acquire_swfw_sync_X550a(struct ixgbe_hw *hw, u32 mask) ixgbe_release_swfw_sync_X540(hw, hmask); if (status != IXGBE_ERR_TOKEN_RETRY) return status; - msec_delay(FW_PHY_TOKEN_DELAY); } return status; @@ -4043,7 +4530,7 @@ STATIC void ixgbe_release_swfw_sync_X550a(struct ixgbe_hw *hw, u32 mask) * instances. **/ s32 ixgbe_read_phy_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr, - u32 device_type, u16 *phy_data) + u32 device_type, u16 *phy_data) { s32 status; u32 mask = hw->phy.phy_semaphore_mask | IXGBE_GSSR_TOKEN_SM; @@ -4071,7 +4558,7 @@ s32 ixgbe_read_phy_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr, * The PHY Token is needed since the MDIO is shared between to MAC instances. **/ s32 ixgbe_write_phy_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr, - u32 device_type, u16 phy_data) + u32 device_type, u16 phy_data) { s32 status; u32 mask = hw->phy.phy_semaphore_mask | IXGBE_GSSR_TOKEN_SM; @@ -4079,7 +4566,7 @@ s32 ixgbe_write_phy_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr, DEBUGFUNC("ixgbe_write_phy_reg_x550a"); if (hw->mac.ops.acquire_swfw_sync(hw, mask) == 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, mask); } else { @@ -4268,4 +4755,3 @@ s32 ixgbe_led_off_t_X550em(struct ixgbe_hw *hw, u32 led_idx) return IXGBE_SUCCESS; } - |