Lines Matching defs:descs
2383 struct dma_desc *descs;
2415 descs = ring->first;
2418 if ((error = bus_dmamap_load(ring->tag, ring->map, descs, size_descs,
2428 if ((error = bus_dmamap_create(ring->tag, 0, &descs[i].map)))
2435 ring->read = descs;
2436 ring->write = descs;
2437 ring->first = descs;
2438 ring->last = descs + num_descs -1;
2526 if (last_desc == ring->write) return 0; /* no more descs */
2959 * 4) no receive descs or bufs - count missed packets