From 76d5b807ff7456217311f6e47e610b7d762a3daf Mon Sep 17 00:00:00 2001 From: Ouyang Changchun Date: Thu, 12 Feb 2015 20:00:48 +0800 Subject: [PATCH] ixgbe/base: new X557 phy Add new phy ID: X557_PHY_ID, and implement its internal setup function and external init function. Signed-off-by: Changchun Ouyang Acked-by: Jijiang Liu --- lib/librte_pmd_ixgbe/ixgbe/ixgbe_api.c | 14 ++ lib/librte_pmd_ixgbe/ixgbe/ixgbe_api.h | 1 + lib/librte_pmd_ixgbe/ixgbe/ixgbe_phy.c | 3 + lib/librte_pmd_ixgbe/ixgbe/ixgbe_type.h | 26 +++ lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.c | 204 +++++++++++++++++++++++- lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.h | 4 +- 6 files changed, 246 insertions(+), 6 deletions(-) diff --git a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_api.c b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_api.c index 9c34058d46..8037301cf1 100644 --- a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_api.c +++ b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_api.c @@ -536,6 +536,20 @@ s32 ixgbe_setup_phy_link(struct ixgbe_hw *hw) IXGBE_NOT_IMPLEMENTED); } +/** + * ixgbe_setup_internal_phy - Configure integrated PHY + * @hw: pointer to hardware structure + * + * Reconfigure the integrated PHY in order to enable talk to the external PHY. + * Returns success if not implemented, since nothing needs to be done in this + * case. + */ +s32 ixgbe_setup_internal_phy(struct ixgbe_hw *hw) +{ + return ixgbe_call_func(hw, hw->phy.ops.setup_internal_link, (hw), + IXGBE_SUCCESS); +} + /** * ixgbe_check_phy_link - Determine link and speed status * @hw: pointer to hardware structure diff --git a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_api.h b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_api.h index f0f36a2e65..8386e29264 100644 --- a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_api.h +++ b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_api.h @@ -70,6 +70,7 @@ s32 ixgbe_write_phy_reg(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type, u16 phy_data); s32 ixgbe_setup_phy_link(struct ixgbe_hw *hw); +s32 ixgbe_setup_internal_phy(struct ixgbe_hw *hw); s32 ixgbe_check_phy_link(struct ixgbe_hw *hw, ixgbe_link_speed *speed, bool *link_up); diff --git a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_phy.c b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_phy.c index a424a82ea3..4a3463adaa 100644 --- a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_phy.c +++ b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_phy.c @@ -435,6 +435,9 @@ enum ixgbe_phy_type ixgbe_get_phy_type_from_id(u32 phy_id) case ATH_PHY_ID: phy_type = ixgbe_phy_nl; break; + case X557_PHY_ID: + phy_type = ixgbe_phy_x550em_ext_t; + break; default: phy_type = ixgbe_phy_unknown; break; diff --git a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_type.h b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_type.h index 47fbefd353..ab244a1bda 100644 --- a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_type.h +++ b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_type.h @@ -1374,6 +1374,7 @@ struct ixgbe_dmac_config { #define IXGBE_MDIO_AUTO_NEG_CONTROL 0x0 /* AUTO_NEG Control Reg */ #define IXGBE_MDIO_AUTO_NEG_STATUS 0x1 /* AUTO_NEG Status Reg */ +#define IXGBE_MDIO_AUTO_NEG_VENDOR_STAT 0xC800 /* AUTO_NEG Vendor Status Reg */ #define IXGBE_MDIO_AUTO_NEG_ADVT 0x10 /* AUTO_NEG Advt Reg */ #define IXGBE_MDIO_AUTO_NEG_LP 0x13 /* AUTO_NEG LP Status Reg */ #define IXGBE_MDIO_AUTO_NEG_EEE_ADVT 0x3C /* AUTO_NEG EEE Advt Reg */ @@ -1394,10 +1395,17 @@ struct ixgbe_dmac_config { #define IXGBE_MDIO_PHY_100BASETX_ABILITY 0x0080 /* 100BaseTX capable */ #define IXGBE_MDIO_PHY_SET_LOW_POWER_MODE 0x0800 /* Set low power mode */ +#define IXGBE_MDIO_TX_VENDOR_ALARMS_3 0xCC02 /* Vendor Alarms 3 Reg */ +#define IXGBE_MDIO_TX_VENDOR_ALARMS_3_RST_MASK 0x3 /* PHY Reset Complete Mask */ +#define IXGBE_MDIO_GLOBAL_RES_PR_10 0xC479 /* Global Resv Provisioning 10 Reg */ +#define IXGBE_MDIO_POWER_UP_STALL 0x8000 /* Power Up Stall */ + #define IXGBE_MDIO_PMA_PMD_CONTROL_ADDR 0x0000 /* PMA/PMD Control Reg */ #define IXGBE_MDIO_PMA_PMD_SDA_SCL_ADDR 0xC30A /* PHY_XS SDA/SCL Addr Reg */ #define IXGBE_MDIO_PMA_PMD_SDA_SCL_DATA 0xC30B /* PHY_XS SDA/SCL Data Reg */ #define IXGBE_MDIO_PMA_PMD_SDA_SCL_STAT 0xC30C /* PHY_XS SDA/SCL Status Reg */ +#define IXGBE_MDIO_PMD_STD_TX_DISABLE_CNTR 0x9 /* Standard Transmit Dis Reg */ +#define IXGBE_MDIO_PMD_GLOBAL_TX_DISABLE 0x0001 /* PMD Global Transmit Dis */ #define IXGBE_PCRC8ECL 0x0E810 /* PCR CRC-8 Error Count Lo */ #define IXGBE_PCRC8ECH 0x0E811 /* PCR CRC-8 Error Count Hi */ @@ -1408,6 +1416,21 @@ struct ixgbe_dmac_config { /* MII clause 22/28 definitions */ #define IXGBE_MDIO_PHY_LOW_POWER_MODE 0x0800 +#define IXGBE_MDIO_XENPAK_LASI_STATUS 0x9005 /* XENPAK LASI Status register*/ +#define IXGBE_XENPAK_LASI_LINK_STATUS_ALARM 0x1 /* Link Status Alarm change */ + +#define IXGBE_MDIO_AUTO_NEG_LINK_STATUS 0x4 /* Indicates if link is up */ + +#define IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_MASK 0x7 /* Speed/Duplex Mask */ +#define IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_10M_HALF 0x0 /* 10Mb/s Half Duplex */ +#define IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_10M_FULL 0x1 /* 10Mb/s Full Duplex */ +#define IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_100M_HALF 0x2 /* 100Mb/s Half Duplex */ +#define IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_100M_FULL 0x3 /* 100Mb/s Full Duplex */ +#define IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_1GB_HALF 0x4 /* 1Gb/s Half Duplex */ +#define IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_1GB_FULL 0x5 /* 1Gb/s Full Duplex */ +#define IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_10GB_HALF 0x6 /* 10Gb/s Half Duplex */ +#define IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_10GB_FULL 0x7 /* 10Gb/s Full Duplex */ + #define IXGBE_MII_10GBASE_T_AUTONEG_CTRL_REG 0x20 /* 10G Control Reg */ #define IXGBE_MII_AUTONEG_VENDOR_PROVISION_1_REG 0xC400 /* 1G Provisioning 1 */ #define IXGBE_MII_AUTONEG_XNP_TX_REG 0x17 /* 1G XNP Transmit */ @@ -1432,6 +1455,7 @@ struct ixgbe_dmac_config { #define TNX_FW_REV 0xB #define X540_PHY_ID 0x01540200 #define X550_PHY_ID 0x01540220 +#define X557_PHY_ID 0x01540240 #define AQ_FW_REV 0x20 #define QT2022_PHY_ID 0x0043A400 #define ATH_PHY_ID 0x03429050 @@ -3186,6 +3210,7 @@ enum ixgbe_phy_type { ixgbe_phy_aq, ixgbe_phy_x550em_kr, ixgbe_phy_x550em_kx4, + ixgbe_phy_x550em_ext_t, ixgbe_phy_cu_unknown, ixgbe_phy_qt, ixgbe_phy_xaui, @@ -3536,6 +3561,7 @@ struct ixgbe_phy_operations { s32 (*read_reg_mdi)(struct ixgbe_hw *, u32, u32, u16 *); s32 (*write_reg_mdi)(struct ixgbe_hw *, u32, u32, u16); s32 (*setup_link)(struct ixgbe_hw *); + s32 (*setup_internal_link)(struct ixgbe_hw *); s32 (*setup_link_speed)(struct ixgbe_hw *, ixgbe_link_speed, bool); s32 (*check_link)(struct ixgbe_hw *, ixgbe_link_speed *, bool *); s32 (*get_firmware_version)(struct ixgbe_hw *, u16 *); diff --git a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.c b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.c index 86cf691f72..93fc9252b6 100644 --- a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.c +++ b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.c @@ -185,8 +185,6 @@ s32 ixgbe_init_ops_X550EM(struct ixgbe_hw *hw) ixgbe_get_supported_physical_layer_X550em; /* PHY */ - phy->ops.read_reg = ixgbe_read_phy_reg_x550em; - phy->ops.write_reg = ixgbe_write_phy_reg_x550em; phy->ops.init = ixgbe_init_phy_ops_X550em; phy->ops.identify = ixgbe_identify_phy_x550em; if (mac->ops.get_media_type(hw) != ixgbe_media_type_copper) @@ -944,6 +942,11 @@ s32 ixgbe_init_phy_ops_X550em(struct ixgbe_hw *hw) switch (hw->phy.type) { case ixgbe_phy_x550em_kr: phy->ops.setup_link = ixgbe_setup_kr_x550em; + 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: + phy->ops.setup_internal_link = ixgbe_setup_internal_phy_x550em; break; default: break; @@ -985,6 +988,13 @@ s32 ixgbe_reset_hw_X550em(struct ixgbe_hw *hw) if (status == IXGBE_ERR_SFP_NOT_SUPPORTED) return status; + /* start the external PHY */ + if (hw->phy.type == ixgbe_phy_x550em_ext_t) { + status = ixgbe_init_ext_t_x550em(hw); + if (status) + return status; + } + /* Setup SFP module if there is one present. */ if (hw->phy.sfp_setup_needed) { status = hw->mac.ops.setup_sfp(hw); @@ -1049,6 +1059,97 @@ mac_reset_top: hw->mac.num_rar_entries = 128; hw->mac.ops.init_rx_addrs(hw); + + return status; +} + +/** + * ixgbe_init_ext_t_x550em - Start (unstall) the external Base T PHY. + * @hw: pointer to hardware structure + */ +s32 ixgbe_init_ext_t_x550em(struct ixgbe_hw *hw) +{ + u32 status; + u16 reg; + u32 retries = 1; + + /* TODO: The number of attempts and delay between attempts is undefined */ + do { + /* decrement retries counter and exit if we hit 0 */ + if (retries < 1) { + ERROR_REPORT1(IXGBE_ERROR_INVALID_STATE, + "External PHY not yet finished resetting."); + return IXGBE_ERR_PHY; + } + retries--; + + usec_delay(0); + + status = hw->phy.ops.read_reg(hw, + IXGBE_MDIO_TX_VENDOR_ALARMS_3, + IXGBE_MDIO_PMA_PMD_DEV_TYPE, + ®); + + if (status != IXGBE_SUCCESS) + return status; + + /* Verify PHY FW reset has completed */ + } while ((reg & IXGBE_MDIO_TX_VENDOR_ALARMS_3_RST_MASK) != 1); + + /* Set port to low power mode */ + status = hw->phy.ops.read_reg(hw, + IXGBE_MDIO_VENDOR_SPECIFIC_1_CONTROL, + IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, + ®); + + if (status != IXGBE_SUCCESS) + return status; + + reg |= IXGBE_MDIO_PHY_SET_LOW_POWER_MODE; + + status = hw->phy.ops.write_reg(hw, + IXGBE_MDIO_VENDOR_SPECIFIC_1_CONTROL, + IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, + reg); + + if (status != IXGBE_SUCCESS) + return status; + + /* Enable the transmitter */ + status = hw->phy.ops.read_reg(hw, + IXGBE_MDIO_PMD_STD_TX_DISABLE_CNTR, + IXGBE_MDIO_PMA_PMD_DEV_TYPE, + ®); + + if (status != IXGBE_SUCCESS) + return status; + + reg &= ~IXGBE_MDIO_PMD_GLOBAL_TX_DISABLE; + + status = hw->phy.ops.write_reg(hw, + IXGBE_MDIO_PMD_STD_TX_DISABLE_CNTR, + IXGBE_MDIO_PMA_PMD_DEV_TYPE, + reg); + + if (status != IXGBE_SUCCESS) + return status; + + /* Un-stall the PHY FW */ + status = hw->phy.ops.read_reg(hw, + IXGBE_MDIO_GLOBAL_RES_PR_10, + IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, + ®); + + if (status != IXGBE_SUCCESS) + return status; + + reg &= ~IXGBE_MDIO_POWER_UP_STALL; + + status = hw->phy.ops.write_reg(hw, + IXGBE_MDIO_GLOBAL_RES_PR_10, + IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, + reg); + return status; } @@ -1095,10 +1196,12 @@ s32 ixgbe_setup_kr_x550em(struct ixgbe_hw *hw) /** * ixgbe_setup_ixfi_x550em - Configure the KR PHY for iXFI. * @hw: pointer to hardware structure + * @speed: the link speed to force * - * Configures the integrated KR PHY to use iXFI mode. + * Configures the integrated KR PHY to use iXFI mode. Used to connect an + * internal and external PHY at a specific speed, without autonegotiation. **/ -s32 ixgbe_setup_ixfi_x550em(struct ixgbe_hw *hw) +STATIC s32 ixgbe_setup_ixfi_x550em(struct ixgbe_hw *hw, ixgbe_link_speed *speed) { s32 status; u32 reg_val; @@ -1112,7 +1215,20 @@ s32 ixgbe_setup_ixfi_x550em(struct ixgbe_hw *hw) 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; + + /* Select forced link speed for internal PHY. */ + switch (*speed) { + case IXGBE_LINK_SPEED_10GB_FULL: + reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_10G; + break; + case IXGBE_LINK_SPEED_1GB_FULL: + reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_1G; + break; + default: + /* Other link speeds are not supported by internal KR PHY. */ + return IXGBE_ERR_LINK_SETUP; + } + 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); @@ -1190,6 +1306,74 @@ s32 ixgbe_setup_ixfi_x550em(struct ixgbe_hw *hw) return status; } +/** + * ixgbe_setup_internal_phy_x550em - Configure integrated KR PHY + * @hw: point to hardware structure + * + * Configures the integrated KR PHY to talk to the external PHY. The base + * driver will call this function when it gets notification via interrupt from + * the external PHY. This function forces the internal PHY into iXFI mode at + * the correct speed. + * + * A return of a non-zero value indicates an error, and the base driver should + * not report link up. + */ +s32 ixgbe_setup_internal_phy_x550em(struct ixgbe_hw *hw) +{ + u32 status; + u16 lasi, autoneg_status, speed; + ixgbe_link_speed force_speed; + + /* Verify that the external link status has changed */ + status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_XENPAK_LASI_STATUS, + IXGBE_MDIO_PMA_PMD_DEV_TYPE, + &lasi); + if (status != IXGBE_SUCCESS) + return status; + + /* If there was no change in link status, we can just exit */ + if (!(lasi & IXGBE_XENPAK_LASI_LINK_STATUS_ALARM)) + return IXGBE_SUCCESS; + + /* we read this twice back to back to indicate current status */ + status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_STATUS, + IXGBE_MDIO_AUTO_NEG_DEV_TYPE, + &autoneg_status); + if (status != IXGBE_SUCCESS) + return status; + + status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_STATUS, + IXGBE_MDIO_AUTO_NEG_DEV_TYPE, + &autoneg_status); + if (status != IXGBE_SUCCESS) + return status; + + /* If link is not up return an error indicating treat link as down */ + if (!(autoneg_status & IXGBE_MDIO_AUTO_NEG_LINK_STATUS)) + return IXGBE_ERR_INVALID_LINK_SETTINGS; + + status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_VENDOR_STAT, + IXGBE_MDIO_AUTO_NEG_DEV_TYPE, + &speed); + + /* clear everything but the speed and duplex bits */ + speed &= IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_MASK; + + switch (speed) { + case IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_10GB_FULL: + force_speed = IXGBE_LINK_SPEED_10GB_FULL; + break; + case IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_1GB_FULL: + force_speed = IXGBE_LINK_SPEED_1GB_FULL; + break; + default: + /* Internal PHY does not support anything else */ + return IXGBE_ERR_INVALID_LINK_SETTINGS; + } + + return ixgbe_setup_ixfi_x550em(hw, &force_speed); +} + /** * ixgbe_setup_phy_loopback_x550em - Configure the KR PHY for loopback. * @hw: pointer to hardware structure @@ -1748,6 +1932,7 @@ s32 ixgbe_update_flash_X550(struct ixgbe_hw *hw) u32 ixgbe_get_supported_physical_layer_X550em(struct ixgbe_hw *hw) { u32 physical_layer = IXGBE_PHYSICAL_LAYER_UNKNOWN; + u16 ext_ability = 0; DEBUGFUNC("ixgbe_get_supported_physical_layer_X550em"); @@ -1762,6 +1947,15 @@ u32 ixgbe_get_supported_physical_layer_X550em(struct ixgbe_hw *hw) physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_KX4 | IXGBE_PHYSICAL_LAYER_1000BASE_KX; break; + case ixgbe_phy_x550em_ext_t: + 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) + physical_layer |= IXGBE_PHYSICAL_LAYER_10GBASE_T; + if (ext_ability & IXGBE_MDIO_PHY_1000BASET_ABILITY) + physical_layer |= IXGBE_PHYSICAL_LAYER_1000BASE_T; + break; default: break; } diff --git a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.h b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.h index eeadb34093..8c78cb1367 100644 --- a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.h +++ b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.h @@ -80,7 +80,9 @@ void ixgbe_init_mac_link_ops_X550em(struct ixgbe_hw *hw); s32 ixgbe_reset_hw_X550em(struct ixgbe_hw *hw); s32 ixgbe_init_phy_ops_X550em(struct ixgbe_hw *hw); s32 ixgbe_setup_kr_x550em(struct ixgbe_hw *hw); -s32 ixgbe_setup_ixfi_x550em(struct ixgbe_hw *hw); +s32 ixgbe_setup_kx4_x550em(struct ixgbe_hw *hw); +s32 ixgbe_init_ext_t_x550em(struct ixgbe_hw *hw); +s32 ixgbe_setup_internal_phy_x550em(struct ixgbe_hw *hw); s32 ixgbe_setup_phy_loopback_x550em(struct ixgbe_hw *hw); u32 ixgbe_get_supported_physical_layer_X550em(struct ixgbe_hw *hw); void ixgbe_disable_rx_x550(struct ixgbe_hw *hw); -- 2.20.1