E1000_MDIC_REG_MASK
if (FIELD_GET(E1000_MDIC_REG_MASK, mdic) != offset) {
offset, FIELD_GET(E1000_MDIC_REG_MASK, mdic));
if (FIELD_GET(E1000_MDIC_REG_MASK, mdic) != offset) {
offset, FIELD_GET(E1000_MDIC_REG_MASK, mdic));