EDMA_RING_UNLOCK
EDMA_RING_UNLOCK(&sc->sc_tx_ring[txs->queue_id]);
EDMA_RING_UNLOCK(&sc->sc_tx_ring[txs->queue_id]);
EDMA_RING_UNLOCK(&sc->sc_rx_ring[rxs->queue_id]);
EDMA_RING_UNLOCK(&sc->sc_rx_ring[i]);