mt76x02_rxwi
struct mt76x02_rxwi *rxwi = rxi;
BUILD_BUG_ON(sizeof(struct mt76x02_rxwi) > MT_RX_HEADROOM);
q->buf_offset = MT_RX_HEADROOM - sizeof(struct mt76x02_rxwi);
skb_pull(skb, sizeof(struct mt76x02_rxwi));