RTL8366_PVCR_REG
smi_rmw(dev, RTL8366_PVCR_REG(0),
rtl_readreg(dev, RTL8366_PVCR_REG(p->es_port + 1)));
rtl_readreg(dev, RTL8366_PVCR_REG(p->es_port)));
err = smi_rmw(dev, RTL8366_PVCR_REG(port),