#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_VENDOR_TX_ALARM 0xCC00 /* AUTO_NEG Vendor TX Reg */
+#define IXGBE_MDIO_AUTO_NEG_VENDOR_TX_ALARM2 0xCC01 /* AUTO_NEG Vendor Tx Reg */
+#define IXGBE_MDIO_AUTO_NEG_VEN_LSC 0x1 /* AUTO_NEG Vendor Tx LSC */
#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 */
#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_GLOBAL_INT_CHIP_STD_MASK 0xFF00 /* int std mask */
+#define IXGBE_MDIO_GLOBAL_CHIP_STD_INT_FLAG 0xFC00 /* chip std int flag */
+#define IXGBE_MDIO_GLOBAL_INT_CHIP_VEN_MASK 0xFF01 /* int chip-wide mask */
+#define IXGBE_MDIO_GLOBAL_INT_CHIP_VEN_FLAG 0xFC01 /* int chip-wide mask */
+#define IXGBE_MDIO_GLOBAL_ALARM_1 0xCC00 /* Global alarm 1 */
+#define IXGBE_MDIO_GLOBAL_ALM_1_HI_TMP_FAIL 0x4000 /* high temp failure */
+#define IXGBE_MDIO_GLOBAL_INT_MASK 0xD400 /* Global int mask */
+#define IXGBE_MDIO_GLOBAL_AN_VEN_ALM_INT_EN 0x1000 /* autoneg vendor alarm int enable */
+#define IXGBE_MDIO_GLOBAL_ALARM_1_INT 0x4 /* int in Global alarm 1 */
+#define IXGBE_MDIO_GLOBAL_VEN_ALM_INT_EN 0x1 /* vendor alarm int enable */
+#define IXGBE_MDIO_GLOBAL_STD_ALM2_INT 0x200 /* vendor alarm2 int mask */
+#define IXGBE_MDIO_GLOBAL_INT_HI_TEMP_EN 0x4000 /* int high temp enable */
#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_PMA_TX_VEN_LASI_INT_MASK 0xD401 /* PHY TX Vendor LASI */
+#define IXGBE_MDIO_PMA_TX_VEN_LASI_INT_EN 0x1 /* PHY TX Vendor LASI enable */
#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 */
s32 (*check_overtemp)(struct ixgbe_hw *);
s32 (*set_phy_power)(struct ixgbe_hw *, bool on);
s32 (*enter_lplu)(struct ixgbe_hw *);
+ s32 (*handle_lasi)(struct ixgbe_hw *hw);
s32 (*read_i2c_combined_unlocked)(struct ixgbe_hw *, u8 addr, u16 reg,
u16 *value);
s32 (*write_i2c_combined_unlocked)(struct ixgbe_hw *, u8 addr, u16 reg,
DEBUGFUNC("ixgbe_init_mac_link_ops_X550em");
- /* CS4227 does not support autoneg, so disable the laser control
- * functions for SFP+ fiber
- */
- if (hw->mac.ops.get_media_type(hw) == ixgbe_media_type_fiber) {
+ switch (hw->mac.ops.get_media_type(hw)) {
+ case ixgbe_media_type_fiber:
+ /* CS4227 does not support autoneg, so disable the laser control
+ * functions for SFP+ fiber
+ */
mac->ops.disable_tx_laser = NULL;
mac->ops.enable_tx_laser = NULL;
mac->ops.flap_tx_laser = NULL;
mac->ops.setup_mac_link = ixgbe_setup_mac_link_sfp_x550em;
mac->ops.set_rate_select_speed =
ixgbe_set_soft_rate_select_speed;
+ break;
+ case ixgbe_media_type_copper:
+ mac->ops.setup_link = ixgbe_setup_mac_link_t_X550em;
+ break;
+ default:
+ break;
}
}
return IXGBE_SUCCESS;
}
+/**
+ * ixgbe_get_lasi_ext_t_x550em - Determime external Base T PHY interrupt cause
+ * @hw: pointer to hardware structure
+ * @lsc: pointer to boolean flag which indicates whether external Base T
+ * PHY interrupt is lsc
+ *
+ * Determime if external Base T PHY interrupt cause is high temperature
+ * failure alarm or link status change.
+ *
+ * Return IXGBE_ERR_OVERTEMP if interrupt is high temperature
+ * failure alarm, else return PHY access status.
+ */
+STATIC s32 ixgbe_get_lasi_ext_t_x550em(struct ixgbe_hw *hw, bool *lsc)
+{
+ u32 status;
+ u16 reg;
+
+ *lsc = false;
+
+ /* Vendor alarm triggered */
+ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_CHIP_STD_INT_FLAG,
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE,
+ ®);
+
+ if (status != IXGBE_SUCCESS ||
+ !(reg & IXGBE_MDIO_GLOBAL_VEN_ALM_INT_EN))
+ return status;
+
+ /* Vendor Auto-Neg alarm triggered or Global alarm 1 triggered */
+ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_INT_CHIP_VEN_FLAG,
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE,
+ ®);
+
+ if (status != IXGBE_SUCCESS ||
+ !(reg & (IXGBE_MDIO_GLOBAL_AN_VEN_ALM_INT_EN |
+ IXGBE_MDIO_GLOBAL_ALARM_1_INT)))
+ return status;
+
+ /* High temperature failure alarm triggered */
+ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_ALARM_1,
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE,
+ ®);
+
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ /* If high temperature failure, then return over temp error and exit */
+ if (reg & IXGBE_MDIO_GLOBAL_ALM_1_HI_TMP_FAIL)
+ return IXGBE_ERR_OVERTEMP;
+
+ /* Vendor alarm 2 triggered */
+ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_CHIP_STD_INT_FLAG,
+ IXGBE_MDIO_AUTO_NEG_DEV_TYPE, ®);
+
+ if (status != IXGBE_SUCCESS ||
+ !(reg & IXGBE_MDIO_GLOBAL_STD_ALM2_INT))
+ return status;
+
+ /* link connect/disconnect event occurred */
+ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_VENDOR_TX_ALARM2,
+ IXGBE_MDIO_AUTO_NEG_DEV_TYPE, ®);
+
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ /* Indicate LSC */
+ if (reg & IXGBE_MDIO_AUTO_NEG_VEN_LSC)
+ *lsc = true;
+
+ return IXGBE_SUCCESS;
+}
+
+/**
+ * ixgbe_enable_lasi_ext_t_x550em - Enable external Base T PHY interrupts
+ * @hw: pointer to hardware structure
+ *
+ * Enable link status change and temperature failure alarm for the external
+ * Base T PHY
+ *
+ * Returns PHY access status
+ */
+STATIC s32 ixgbe_enable_lasi_ext_t_x550em(struct ixgbe_hw *hw)
+{
+ u32 status;
+ u16 reg;
+ bool lsc;
+
+ /* Clear interrupt flags */
+ status = ixgbe_get_lasi_ext_t_x550em(hw, &lsc);
+
+ /* Enable link status change alarm */
+ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_PMA_TX_VEN_LASI_INT_MASK,
+ IXGBE_MDIO_AUTO_NEG_DEV_TYPE, ®);
+
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ reg |= IXGBE_MDIO_PMA_TX_VEN_LASI_INT_EN;
+
+ status = hw->phy.ops.write_reg(hw, IXGBE_MDIO_PMA_TX_VEN_LASI_INT_MASK,
+ IXGBE_MDIO_AUTO_NEG_DEV_TYPE, reg);
+
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ /* Enables high temperature failure alarm */
+ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_INT_MASK,
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE,
+ ®);
+
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ reg |= IXGBE_MDIO_GLOBAL_INT_HI_TEMP_EN;
+
+ status = hw->phy.ops.write_reg(hw, IXGBE_MDIO_GLOBAL_INT_MASK,
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE,
+ reg);
+
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ /* Enable vendor Auto-Neg alarm and Global Interrupt Mask 1 alarm */
+ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_INT_CHIP_VEN_MASK,
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE,
+ ®);
+
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ reg |= (IXGBE_MDIO_GLOBAL_AN_VEN_ALM_INT_EN |
+ IXGBE_MDIO_GLOBAL_ALARM_1_INT);
+
+ status = hw->phy.ops.write_reg(hw, IXGBE_MDIO_GLOBAL_INT_CHIP_VEN_MASK,
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE,
+ reg);
+
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ /* Enable chip-wide vendor alarm */
+ status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_INT_CHIP_STD_MASK,
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE,
+ ®);
+
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ reg |= IXGBE_MDIO_GLOBAL_VEN_ALM_INT_EN;
+
+ status = hw->phy.ops.write_reg(hw, IXGBE_MDIO_GLOBAL_INT_CHIP_STD_MASK,
+ IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE,
+ reg);
+
+ return status;
+}
+
/**
* ixgbe_init_phy_ops_X550em - PHY/SFP specific init
* @hw: pointer to hardware structure
if (ret_val == IXGBE_ERR_SFP_NOT_SUPPORTED)
return ret_val;
- /* Setup function pointers based on detected SFP module and speeds */
+ /* Setup function pointers based on detected hardware */
ixgbe_init_mac_link_ops_X550em(hw);
if (phy->sfp_type != ixgbe_sfp_type_unknown)
phy->ops.reset = NULL;
phy->ops.setup_internal_link =
ixgbe_setup_internal_phy_t_x550em;
phy->ops.enter_lplu = ixgbe_enter_lplu_t_x550em;
+ phy->ops.handle_lasi = ixgbe_handle_lasi_ext_t_x550em;
break;
default:
break;
return status;
}
+ /* Configure Link Status Alarm and Temperature Threshold interrupts */
+ status = ixgbe_enable_lasi_ext_t_x550em(hw);
+
return status;
}
ixgbe_release_swfw_sync_X540(hw, mask);
}
+
+/**
+ * ixgbe_handle_lasi_ext_t_x550em - Handle external Base T PHY interrupt
+ * @hw: pointer to hardware structure
+ *
+ * Handle external Base T PHY interrupt. If high temperature
+ * failure alarm then return error, else if link status change
+ * then setup internal/external PHY link
+ *
+ * Return IXGBE_ERR_OVERTEMP if interrupt is high temperature
+ * failure alarm, else return PHY access status.
+ */
+s32 ixgbe_handle_lasi_ext_t_x550em(struct ixgbe_hw *hw)
+{
+ bool lsc;
+ u32 status;
+
+ status = ixgbe_get_lasi_ext_t_x550em(hw, &lsc);
+
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ if (lsc)
+ return ixgbe_setup_internal_phy_t_x550em(hw);
+
+ return IXGBE_SUCCESS;
+}
+
+/**
+ * ixgbe_setup_mac_link_t_X550em - Sets the auto advertised link speed
+ * @hw: pointer to hardware structure
+ * @speed: new link speed
+ * @autoneg_wait_to_complete: true when waiting for completion is needed
+ *
+ * Setup internal/external PHY link speed based on link speed, then set
+ * external PHY auto advertised link speed.
+ *
+ * Returns error status for any failure
+ **/
+s32 ixgbe_setup_mac_link_t_X550em(struct ixgbe_hw *hw,
+ ixgbe_link_speed speed,
+ bool autoneg_wait_to_complete)
+{
+ s32 status;
+ ixgbe_link_speed force_speed;
+
+ DEBUGFUNC("ixgbe_setup_mac_link_t_X550em");
+
+ /* Setup internal/external PHY link speed to iXFI (10G), unless
+ * only 1G is auto advertised then setup KX link.
+ */
+ if (speed & IXGBE_LINK_SPEED_10GB_FULL)
+ force_speed = IXGBE_LINK_SPEED_10GB_FULL;
+ else
+ force_speed = IXGBE_LINK_SPEED_1GB_FULL;
+
+ status = ixgbe_setup_ixfi_x550em(hw, &force_speed);
+
+ if (status != IXGBE_SUCCESS)
+ return status;
+
+ return hw->phy.ops.setup_link_speed(hw, speed, autoneg_wait_to_complete);
+}