IGP01E1000_PHY_PORT_CTRL
ret_val = em_read_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, &phy_data);
ret_val = em_write_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, phy_data);
ret_val = em_read_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL,
ret_val = em_write_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL,