Lines Matching refs:tail
142 return CIRC_SPACE(ring->head, ring->tail, ring->size);
158 ring->tail = owl_emac_ring_get_next(ring, ring->tail);
213 ring->tail = 0;
238 ring->tail = 0;
640 tx_tail = ring->tail;
704 while (ring->tail != ring->head) {
712 * At this point, when TX queue is full, the tail descriptor has the
715 * queue having the OWN bit cleared, we can safely assume the tail
722 tx_next = ring->tail;
733 status = READ_ONCE(ring->descs[ring->tail].status);
736 WRITE_ONCE(ring->descs[ring->tail].status, status);
761 rx_tail = ring->tail;