+/**
+ * e1000_set_eee_i354 - Enable/disable EEE support
+ * @hw: pointer to the HW structure
+ *
+ * Enable/disable EEE legacy mode based on setting in dev_spec structure.
+ *
+ **/
+s32 e1000_set_eee_i354(struct e1000_hw *hw)
+{
+ struct e1000_phy_info *phy = &hw->phy;
+ s32 ret_val = E1000_SUCCESS;
+ u16 phy_data;
+
+ DEBUGFUNC("e1000_set_eee_i354");
+
+ if ((hw->phy.media_type != e1000_media_type_copper) ||
+ ((phy->id != M88E1543_E_PHY_ID)))
+ goto out;
+
+ if (!hw->dev_spec._82575.eee_disable) {
+ /* Switch to PHY page 18. */
+ ret_val = phy->ops.write_reg(hw, E1000_M88E1543_PAGE_ADDR, 18);
+ if (ret_val)
+ goto out;
+
+ ret_val = phy->ops.read_reg(hw, E1000_M88E1543_EEE_CTRL_1,
+ &phy_data);
+ if (ret_val)
+ goto out;
+
+ phy_data |= E1000_M88E1543_EEE_CTRL_1_MS;
+ ret_val = phy->ops.write_reg(hw, E1000_M88E1543_EEE_CTRL_1,
+ phy_data);
+ if (ret_val)
+ goto out;
+
+ /* Return the PHY to page 0. */
+ ret_val = phy->ops.write_reg(hw, E1000_M88E1543_PAGE_ADDR, 0);
+ if (ret_val)
+ goto out;
+
+ /* Turn on EEE advertisement. */
+ ret_val = e1000_read_xmdio_reg(hw, E1000_EEE_ADV_ADDR_I354,
+ E1000_EEE_ADV_DEV_I354,
+ &phy_data);
+ if (ret_val)
+ goto out;
+
+ phy_data |= E1000_EEE_ADV_100_SUPPORTED |
+ E1000_EEE_ADV_1000_SUPPORTED;
+ ret_val = e1000_write_xmdio_reg(hw, E1000_EEE_ADV_ADDR_I354,
+ E1000_EEE_ADV_DEV_I354,
+ phy_data);
+ } else {
+ /* Turn off EEE advertisement. */
+ ret_val = e1000_read_xmdio_reg(hw, E1000_EEE_ADV_ADDR_I354,
+ E1000_EEE_ADV_DEV_I354,
+ &phy_data);
+ if (ret_val)
+ goto out;
+
+ phy_data &= ~(E1000_EEE_ADV_100_SUPPORTED |
+ E1000_EEE_ADV_1000_SUPPORTED);
+ ret_val = e1000_write_xmdio_reg(hw, E1000_EEE_ADV_ADDR_I354,
+ E1000_EEE_ADV_DEV_I354,
+ phy_data);
+ }
+
+out:
+ return ret_val;
+}
+
+/**
+ * e1000_get_eee_status_i354 - Get EEE status
+ * @hw: pointer to the HW structure
+ * @status: EEE status
+ *
+ * Get EEE status by guessing based on whether Tx or Rx LPI indications have
+ * been received.
+ **/
+s32 e1000_get_eee_status_i354(struct e1000_hw *hw, bool *status)
+{
+ struct e1000_phy_info *phy = &hw->phy;
+ s32 ret_val = E1000_SUCCESS;
+ u16 phy_data;
+
+ DEBUGFUNC("e1000_get_eee_status_i354");
+
+ /* Check if EEE is supported on this device. */
+ if ((hw->phy.media_type != e1000_media_type_copper) ||
+ ((phy->id != M88E1543_E_PHY_ID)))
+ goto out;
+
+ ret_val = e1000_read_xmdio_reg(hw, E1000_PCS_STATUS_ADDR_I354,
+ E1000_PCS_STATUS_DEV_I354,
+ &phy_data);
+ if (ret_val)
+ goto out;
+
+ *status = phy_data & (E1000_PCS_STATUS_TX_LPI_RCVD |
+ E1000_PCS_STATUS_RX_LPI_RCVD) ? true : false;
+
+out:
+ return ret_val;
+}
+