MTKSWITCH_VLANI
val = MTKSWITCH_READ(sc, MTKSWITCH_VLANI(i));
MTKSWITCH_WRITE(sc, MTKSWITCH_VLANI(i), val);
v->es_vid = (MTKSWITCH_READ(sc, MTKSWITCH_VLANI(v->es_vlangroup)) >>
val = MTKSWITCH_READ(sc, MTKSWITCH_VLANI(v->es_vlangroup));
MTKSWITCH_WRITE(sc, MTKSWITCH_VLANI(v->es_vlangroup), val);