+/**
+ * ixgbe_setup_fw_link - Setup firmware-controlled PHYs
+ * @hw: pointer to hardware structure
+ */
+static s32 ixgbe_setup_fw_link(struct ixgbe_hw *hw)
+{
+ u32 setup[FW_PHY_ACT_DATA_COUNT] = { 0 };
+ s32 rc;
+ u16 i;
+
+ if (hw->phy.reset_disable || ixgbe_check_reset_blocked(hw))
+ return 0;
+
+ 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;
+ }
+
+ switch (hw->fc.requested_mode) {
+ case ixgbe_fc_full:
+ setup[0] |= FW_PHY_ACT_SETUP_LINK_PAUSE_RXTX <<
+ FW_PHY_ACT_SETUP_LINK_PAUSE_SHIFT;
+ break;
+ case ixgbe_fc_rx_pause:
+ setup[0] |= FW_PHY_ACT_SETUP_LINK_PAUSE_RX <<
+ FW_PHY_ACT_SETUP_LINK_PAUSE_SHIFT;
+ break;
+ case ixgbe_fc_tx_pause:
+ setup[0] |= FW_PHY_ACT_SETUP_LINK_PAUSE_TX <<
+ FW_PHY_ACT_SETUP_LINK_PAUSE_SHIFT;
+ break;
+ default:
+ break;
+ }
+
+ for (i = 0; i < sizeof(ixgbe_fw_map) / sizeof(ixgbe_fw_map[0]); ++i) {
+ if (hw->phy.autoneg_advertised & ixgbe_fw_map[i].phy_speed)
+ setup[0] |= ixgbe_fw_map[i].fw_speed;
+ }
+ setup[0] |= FW_PHY_ACT_SETUP_LINK_HP | FW_PHY_ACT_SETUP_LINK_AN;
+
+ if (hw->phy.eee_speeds_advertised)
+ setup[0] |= FW_PHY_ACT_SETUP_LINK_EEE;
+
+ rc = ixgbe_fw_phy_activity(hw, FW_PHY_ACT_SETUP_LINK, &setup);
+ if (rc)
+ return rc;
+ if (setup[0] == FW_PHY_ACT_SETUP_LINK_RSP_DOWN)
+ return IXGBE_ERR_OVERTEMP;
+ return IXGBE_SUCCESS;
+}
+
+/**
+ * ixgbe_fc_autoneg_fw _ Set up flow control for FW-controlled PHYs
+ * @hw: pointer to hardware structure
+ *
+ * Called at init time to set up flow control.
+ */
+static s32 ixgbe_fc_autoneg_fw(struct ixgbe_hw *hw)
+{
+ if (hw->fc.requested_mode == ixgbe_fc_default)
+ hw->fc.requested_mode = ixgbe_fc_full;
+
+ return ixgbe_setup_fw_link(hw);
+}
+
+/**
+ * ixgbe_setup_eee_fw - 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.
+ * This function controls EEE for firmware-based PHY implementations.
+ */
+static s32 ixgbe_setup_eee_fw(struct ixgbe_hw *hw, bool enable_eee)
+{
+ if (!!hw->phy.eee_speeds_advertised == enable_eee)
+ return IXGBE_SUCCESS;
+ if (enable_eee)
+ hw->phy.eee_speeds_advertised = hw->phy.eee_speeds_supported;
+ else
+ hw->phy.eee_speeds_advertised = 0;
+ return hw->phy.ops.setup_link(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;
+ }
+
+ 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;
+ 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:
+ break;
+ }
+
+ 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;
+
+ if (hw->device_id == IXGBE_DEV_ID_X550EM_X_1G_T) {
+ mac->ops.setup_fc = NULL;
+ mac->ops.setup_eee = NULL;
+ mac->ops.init_led_link_act = NULL;
+ }
+
+ return ret_val;
+}
+