> + if (phy_register & MII_ADDR_C45) {> + u8 dev_num = (phy_register >> 16) & 0x1f;> + u16 reg = (u16)(phy_register & 0xffff);Hi DanielYou can use the helpersmdio_phy_id_is_c45()mdio_phy_id_prtad()mdio_phy_id_devad() Andrew