liquidio/base/lio_droq.c

178 	struct lio_droq_desc	*desc_ring = droq->desc_ring;
194 		desc_ring[i].info_ptr = 0;
195 		desc_ring[i].buffer_ptr =
223 	if (droq->desc_ring != NULL)
225 			     droq->desc_ring);
291 	droq->desc_ring = lio_dma_alloc(desc_ring_size, &droq->desc_ring_dma);
292 	if (droq->desc_ring == NULL) {
297 	lio_dev_dbg(oct, "droq[%d]: desc_ring: virt: 0x%p, dma: %llx\n", q_no,
298 		    droq->desc_ring, LIO_CAST64(droq->desc_ring_dma));
415 			     struct lio_droq_desc *desc_ring)
426 			desc_ring[droq->refill_idx].buffer_ptr =
427 				desc_ring[refill_index].buffer_ptr;
429 			desc_ring[refill_index].buffer_ptr = 0;
461 	struct lio_droq_desc	*desc_ring;
466 	desc_ring = droq->desc_ring;
494 		desc_ring[droq->refill_idx].buffer_ptr =
506 		desc_refilled += lio_droq_refill_pullup_descs(droq, desc_ring);