X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fixgbe%2Fbase%2Fixgbe_x550.c;h=30498650677bbbc9181072df7e819ccf5f0da6a3;hb=8b00f426eb6614d5c01fec95cdc271700f85f886;hp=f1f1fbe94d6b567482b62207d0ce3731ec084c96;hpb=a2fdf99edfe4758de88ed20f716de668535be902;p=dpdk.git diff --git a/drivers/net/ixgbe/base/ixgbe_x550.c b/drivers/net/ixgbe/base/ixgbe_x550.c index f1f1fbe94d..3049865067 100644 --- a/drivers/net/ixgbe/base/ixgbe_x550.c +++ b/drivers/net/ixgbe/base/ixgbe_x550.c @@ -450,6 +450,9 @@ STATIC s32 ixgbe_identify_phy_x550em(struct ixgbe_hw *hw) case IXGBE_DEV_ID_X550EM_X_KX4: hw->phy.type = ixgbe_phy_x550em_kx4; break; + case IXGBE_DEV_ID_X550EM_X_XFI: + hw->phy.type = ixgbe_phy_x550em_xfi; + break; case IXGBE_DEV_ID_X550EM_X_KR: case IXGBE_DEV_ID_X550EM_A_KR: case IXGBE_DEV_ID_X550EM_A_KR_L: @@ -896,19 +899,18 @@ s32 ixgbe_init_ops_X550EM_a(struct ixgbe_hw *hw) break; } - if ((hw->device_id == IXGBE_DEV_ID_X550EM_A_1G_T) || - (hw->device_id == IXGBE_DEV_ID_X550EM_A_1G_T_L)) { + switch (hw->device_id) { + case IXGBE_DEV_ID_X550EM_A_1G_T: + case IXGBE_DEV_ID_X550EM_A_1G_T_L: mac->ops.fc_autoneg = ixgbe_fc_autoneg_sgmii_x550em_a; mac->ops.setup_fc = ixgbe_fc_autoneg_fw; - } - - switch (hw->device_id) { - case IXGBE_DEV_ID_X550EM_A_KR: - case IXGBE_DEV_ID_X550EM_A_KR_L: mac->ops.setup_eee = ixgbe_setup_eee_fw; + hw->phy.eee_speeds_supported = IXGBE_LINK_SPEED_100_FULL | + IXGBE_LINK_SPEED_1GB_FULL; + hw->phy.eee_speeds_advertised = hw->phy.eee_speeds_supported; break; default: - mac->ops.setup_eee = NULL; + break; } return ret_val; @@ -943,6 +945,7 @@ s32 ixgbe_init_ops_X550EM_x(struct ixgbe_hw *hw) ixgbe_write_i2c_combined_generic_unlocked; link->addr = IXGBE_CS4227; + return ret_val; } @@ -1109,118 +1112,6 @@ s32 ixgbe_init_eeprom_params_X550(struct ixgbe_hw *hw) return IXGBE_SUCCESS; } -/** - * ixgbe_enable_eee_x550 - Enable EEE support - * @hw: pointer to hardware structure - */ -STATIC s32 ixgbe_enable_eee_x550(struct ixgbe_hw *hw) -{ - u32 link_reg; - s32 status; - - switch (hw->device_id) { - 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); - 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; - - /* 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); - if (status != IXGBE_SUCCESS) - return status; - break; - default: - break; - } - - return IXGBE_SUCCESS; -} - -/** - * ixgbe_disable_eee_x550 - Disable EEE support - * @hw: pointer to hardware structure - */ -STATIC s32 ixgbe_disable_eee_x550(struct ixgbe_hw *hw) -{ - u32 link_reg; - s32 status; - - switch (hw->device_id) { - case IXGBE_DEV_ID_X550EM_X_KR: - 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); - 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); - - /* Advertise FEC capability when EEE is disabled. */ - 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); - if (status != IXGBE_SUCCESS) - return status; - break; - default: - break; - } - - return IXGBE_SUCCESS; -} - -/** - * ixgbe_setup_eee_X550 - Enable/disable EEE support - * @hw: pointer to the HW structure - * @enable_eee: boolean flag to enable EEE - * - * Enable/disable EEE based on enable_eee flag. - * Auto-negotiation must be started after BASE-T EEE bits in PHY register 7.3C - * are modified. - * - **/ -s32 ixgbe_setup_eee_X550(struct ixgbe_hw *hw, bool enable_eee) -{ - s32 status; - u32 eeer; - - DEBUGFUNC("ixgbe_setup_eee_X550"); - - eeer = IXGBE_READ_REG(hw, IXGBE_EEER); - /* Enable or disable EEE per flag */ - if (enable_eee) { - eeer |= (IXGBE_EEER_TX_LPI_EN | IXGBE_EEER_RX_LPI_EN); - - status = ixgbe_enable_eee_x550(hw); - if (status) - return status; - } else { - eeer &= ~(IXGBE_EEER_TX_LPI_EN | IXGBE_EEER_RX_LPI_EN); - - status = ixgbe_disable_eee_x550(hw); - if (status) - return status; - } - IXGBE_WRITE_REG(hw, IXGBE_EEER, eeer); - - return IXGBE_SUCCESS; -} - /** * ixgbe_set_source_address_pruning_X550 - Enable/Disbale source address pruning * @hw: pointer to hardware structure @@ -1420,13 +1311,20 @@ s32 ixgbe_get_phy_token(struct ixgbe_hw *hw) sizeof(token_cmd), IXGBE_HI_COMMAND_TIMEOUT, true); - if (status) + if (status) { + DEBUGOUT1("Issuing host interface command failed with Status = %d\n", + status); return status; + } if (token_cmd.hdr.cmd_or_resp.ret_status == FW_PHY_TOKEN_OK) return IXGBE_SUCCESS; - if (token_cmd.hdr.cmd_or_resp.ret_status != FW_PHY_TOKEN_RETRY) + if (token_cmd.hdr.cmd_or_resp.ret_status != FW_PHY_TOKEN_RETRY) { + DEBUGOUT1("Host interface command returned 0x%08x , returning IXGBE_ERR_FW_RESP_INVALID\n", + token_cmd.hdr.cmd_or_resp.ret_status); return IXGBE_ERR_FW_RESP_INVALID; + } + DEBUGOUT("Returning IXGBE_ERR_TOKEN_RETRY\n"); return IXGBE_ERR_TOKEN_RETRY; } @@ -1685,6 +1583,7 @@ enum ixgbe_media_type ixgbe_get_media_type_X550em(struct ixgbe_hw *hw) switch (hw->device_id) { case IXGBE_DEV_ID_X550EM_X_KR: case IXGBE_DEV_ID_X550EM_X_KX4: + case IXGBE_DEV_ID_X550EM_X_XFI: case IXGBE_DEV_ID_X550EM_A_KR: case IXGBE_DEV_ID_X550EM_A_KR_L: media_type = ixgbe_media_type_backplane; @@ -2083,6 +1982,7 @@ s32 ixgbe_get_link_capabilities_X550em(struct ixgbe_hw *hw, *speed = IXGBE_LINK_SPEED_10GB_FULL; } else { switch (hw->phy.type) { + case ixgbe_phy_ext_1g_t: case ixgbe_phy_sgmii: *speed = IXGBE_LINK_SPEED_1GB_FULL; break; @@ -2480,6 +2380,10 @@ s32 ixgbe_init_phy_ops_X550em(struct ixgbe_hw *hw) /* set up for CS4227 usage */ hw->phy.phy_semaphore_mask = IXGBE_GSSR_SHARED_I2C_SM; break; + case IXGBE_DEV_ID_X550EM_X_1G_T: + phy->ops.read_reg_mdi = ixgbe_read_phy_reg_mdi_22; + phy->ops.write_reg_mdi = ixgbe_write_phy_reg_mdi_22; + break; default: break; } @@ -2507,6 +2411,16 @@ s32 ixgbe_init_phy_ops_X550em(struct ixgbe_hw *hw) phy->ops.read_reg = ixgbe_read_phy_reg_x550em; phy->ops.write_reg = ixgbe_write_phy_reg_x550em; break; + case ixgbe_phy_ext_1g_t: + /* link is managed by FW */ + phy->ops.setup_link = NULL; + break; + case ixgbe_phy_x550em_xfi: + /* link is managed by HW */ + phy->ops.setup_link = NULL; + phy->ops.read_reg = ixgbe_read_phy_reg_x550em; + phy->ops.write_reg = ixgbe_write_phy_reg_x550em; + break; case ixgbe_phy_x550em_ext_t: /* If internal link mode is XFI, then setup iXFI internal link, * else setup KR now. @@ -2588,9 +2502,10 @@ s32 ixgbe_reset_hw_X550em(struct ixgbe_hw *hw) /* Call adapter stop to disable Tx/Rx and clear interrupts */ status = hw->mac.ops.stop_adapter(hw); - if (status != IXGBE_SUCCESS) + if (status != IXGBE_SUCCESS) { + DEBUGOUT1("Failed to stop adapter, STATUS = %d\n", status); return status; - + } /* flush pending Tx transactions */ ixgbe_clear_tx_pending(hw); @@ -2599,14 +2514,23 @@ s32 ixgbe_reset_hw_X550em(struct ixgbe_hw *hw) /* PHY ops must be identified and initialized prior to reset */ status = hw->phy.ops.init(hw); - if (status == IXGBE_ERR_SFP_NOT_SUPPORTED) + if (status) + DEBUGOUT1("Failed to initialize PHY ops, STATUS = %d\n", + status); + + if (status == IXGBE_ERR_SFP_NOT_SUPPORTED) { + DEBUGOUT("Returning from reset HW due to PHY init failure\n"); return status; + } /* start the external PHY */ if (hw->phy.type == ixgbe_phy_x550em_ext_t) { status = ixgbe_init_ext_t_x550em(hw); - if (status) + if (status) { + DEBUGOUT1("Failed to start the external PHY, STATUS = %d\n", + status); return status; + } } /* Setup SFP module if there is one present. */ @@ -2680,6 +2604,9 @@ mac_reset_top: if (hw->device_id == IXGBE_DEV_ID_X550EM_X_SFP) ixgbe_setup_mux_ctl(hw); + if (status != IXGBE_SUCCESS) + DEBUGOUT1("Reset HW failed, STATUS = %d\n", status); + return status; } @@ -2729,14 +2656,16 @@ s32 ixgbe_init_ext_t_x550em(struct ixgbe_hw *hw) /** * ixgbe_setup_kr_x550em - Configure the KR PHY. * @hw: pointer to hardware structure - * - * Configures the integrated KR PHY for X550EM_x. **/ s32 ixgbe_setup_kr_x550em(struct ixgbe_hw *hw) { - if (hw->mac.type != ixgbe_mac_X550EM_x) + /* leave link alone for 2.5G */ + if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_2_5GB_FULL) return IXGBE_SUCCESS; + if (ixgbe_check_reset_blocked(hw)) + return 0; + return ixgbe_setup_kr_speed_x550em(hw, hw->phy.autoneg_advertised); } @@ -2768,53 +2697,18 @@ s32 ixgbe_setup_mac_link_sfp_x550em(struct ixgbe_hw *hw, if (ret_val != IXGBE_SUCCESS) return ret_val; - if (!(hw->phy.nw_mng_if_sel & IXGBE_NW_MNG_IF_SEL_INT_PHY_MODE)) { - /* Configure CS4227 LINE side to 10G SR. */ - reg_slice = IXGBE_CS4227_LINE_SPARE22_MSB + - (hw->bus.lan_id << 12); - reg_val = IXGBE_CS4227_SPEED_10G; - ret_val = hw->link.ops.write_link(hw, hw->link.addr, reg_slice, - reg_val); + /* Configure internal PHY for KR/KX. */ + ixgbe_setup_kr_speed_x550em(hw, speed); - reg_slice = IXGBE_CS4227_LINE_SPARE24_LSB + - (hw->bus.lan_id << 12); + /* Configure CS4227 LINE side to proper mode. */ + reg_slice = IXGBE_CS4227_LINE_SPARE24_LSB + + (hw->bus.lan_id << 12); + if (setup_linear) + reg_val = (IXGBE_CS4227_EDC_MODE_CX1 << 1) | 0x1; + else reg_val = (IXGBE_CS4227_EDC_MODE_SR << 1) | 0x1; - ret_val = hw->link.ops.write_link(hw, hw->link.addr, reg_slice, - reg_val); - - /* Configure CS4227 for HOST connection rate then type. */ - reg_slice = IXGBE_CS4227_HOST_SPARE22_MSB + - (hw->bus.lan_id << 12); - reg_val = (speed & IXGBE_LINK_SPEED_10GB_FULL) ? - IXGBE_CS4227_SPEED_10G : IXGBE_CS4227_SPEED_1G; - ret_val = hw->link.ops.write_link(hw, hw->link.addr, reg_slice, - reg_val); - - reg_slice = IXGBE_CS4227_HOST_SPARE24_LSB + - (hw->bus.lan_id << 12); - if (setup_linear) - reg_val = (IXGBE_CS4227_EDC_MODE_CX1 << 1) | 0x1; - else - reg_val = (IXGBE_CS4227_EDC_MODE_SR << 1) | 0x1; - ret_val = hw->link.ops.write_link(hw, hw->link.addr, reg_slice, - reg_val); - - /* Setup XFI internal link. */ - ret_val = ixgbe_setup_ixfi_x550em(hw, &speed); - } else { - /* Configure internal PHY for KR/KX. */ - ixgbe_setup_kr_speed_x550em(hw, speed); - - /* Configure CS4227 LINE side to proper mode. */ - reg_slice = IXGBE_CS4227_LINE_SPARE24_LSB + - (hw->bus.lan_id << 12); - if (setup_linear) - reg_val = (IXGBE_CS4227_EDC_MODE_CX1 << 1) | 0x1; - else - reg_val = (IXGBE_CS4227_EDC_MODE_SR << 1) | 0x1; - ret_val = hw->link.ops.write_link(hw, hw->link.addr, reg_slice, - reg_val); - } + ret_val = hw->link.ops.write_link(hw, hw->link.addr, reg_slice, + reg_val); return ret_val; } @@ -2946,12 +2840,26 @@ s32 ixgbe_setup_mac_link_sfp_x550a(struct ixgbe_hw *hw, /* Configure CS4227/CS4223 LINE side to proper mode. */ reg_slice = IXGBE_CS4227_LINE_SPARE24_LSB + slice_offset; + + ret_val = hw->phy.ops.read_reg(hw, reg_slice, + IXGBE_MDIO_ZERO_DEV_TYPE, ®_phy_ext); + + if (ret_val != IXGBE_SUCCESS) + return ret_val; + + reg_phy_ext &= ~((IXGBE_CS4227_EDC_MODE_CX1 << 1) | + (IXGBE_CS4227_EDC_MODE_SR << 1)); + if (setup_linear) reg_phy_ext = (IXGBE_CS4227_EDC_MODE_CX1 << 1) | 0x1; 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); + + /* Flush previous write with a read */ + ret_val = hw->phy.ops.read_reg(hw, reg_slice, + IXGBE_MDIO_ZERO_DEV_TYPE, ®_phy_ext); } return ret_val; } @@ -3767,6 +3675,7 @@ u32 ixgbe_get_supported_physical_layer_X550em(struct ixgbe_hw *hw) switch (hw->phy.type) { case ixgbe_phy_x550em_kr: + case ixgbe_phy_x550em_xfi: physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_KR | IXGBE_PHYSICAL_LAYER_1000BASE_KX; break; @@ -3791,6 +3700,12 @@ u32 ixgbe_get_supported_physical_layer_X550em(struct ixgbe_hw *hw) if (hw->phy.speeds_supported & IXGBE_LINK_SPEED_10_FULL) physical_layer |= IXGBE_PHYSICAL_LAYER_10BASE_T; break; + case ixgbe_phy_sgmii: + physical_layer = IXGBE_PHYSICAL_LAYER_1000BASE_KX; + break; + case ixgbe_phy_ext_1g_t: + physical_layer |= IXGBE_PHYSICAL_LAYER_1000BASE_T; + break; default: break; } @@ -4090,6 +4005,9 @@ s32 ixgbe_setup_fc_X550em(struct ixgbe_hw *hw) /* This device does not fully support AN. */ hw->fc.disable_fc_autoneg = true; break; + case IXGBE_DEV_ID_X550EM_X_XFI: + hw->fc.disable_fc_autoneg = true; + break; default: break; } @@ -4199,7 +4117,6 @@ void ixgbe_fc_autoneg_sgmii_x550em_a(struct ixgbe_hw *hw) u32 info[FW_PHY_ACT_DATA_COUNT] = { 0 }; ixgbe_link_speed speed; bool link_up; - u32 fc; /* AN should have completed when the cable was plugged in. * Look for reasons to bail out. Bail out if: @@ -4227,21 +4144,8 @@ void ixgbe_fc_autoneg_sgmii_x550em_a(struct ixgbe_hw *hw) goto out; } - /* Get the advertized flow control and modify it to indicate - * pause and asymmetric pause instead of rx and tx - */ - fc = info[0]; - if (fc & FW_PHY_ACT_GET_LINK_INFO_FC_RX) - fc ^= FW_PHY_ACT_GET_LINK_INFO_FC_TX; - - /* Modify link partner's flow control to indicate pause and - * asymmetric pause instead of rx and tx - */ - if (fc & FW_PHY_ACT_GET_LINK_INFO_LP_FC_RX) - fc ^= FW_PHY_ACT_GET_LINK_INFO_LP_FC_TX; - /* Negotiate the flow control */ - status = ixgbe_negotiate_fc(hw, fc, fc, + status = ixgbe_negotiate_fc(hw, info[0], info[0], FW_PHY_ACT_GET_LINK_INFO_FC_RX, FW_PHY_ACT_GET_LINK_INFO_FC_TX, FW_PHY_ACT_GET_LINK_INFO_LP_FC_RX, @@ -4423,21 +4327,34 @@ STATIC s32 ixgbe_acquire_swfw_sync_X550a(struct ixgbe_hw *hw, u32 mask) status = IXGBE_SUCCESS; if (hmask) status = ixgbe_acquire_swfw_sync_X540(hw, hmask); - if (status) + if (status) { + DEBUGOUT1("Could not acquire SWFW semaphore, Status = %d\n", + status); return status; + } if (!(mask & IXGBE_GSSR_TOKEN_SM)) return IXGBE_SUCCESS; status = ixgbe_get_phy_token(hw); + if (status == IXGBE_ERR_TOKEN_RETRY) + DEBUGOUT1("Could not acquire PHY token, Status = %d\n", + status); + if (status == IXGBE_SUCCESS) return IXGBE_SUCCESS; if (hmask) ixgbe_release_swfw_sync_X540(hw, hmask); - if (status != IXGBE_ERR_TOKEN_RETRY) + + if (status != IXGBE_ERR_TOKEN_RETRY) { + DEBUGOUT1("Unable to retry acquiring the PHY token, Status = %d\n", + status); return status; + } } + DEBUGOUT1("Semaphore acquisition retries failed!: PHY ID = 0x%08X\n", + hw->phy.id); return status; }