Lines Matching refs:num_descs
573 .q_init.ring_size = ilog2(q->num_descs),
615 unsigned int num_descs, size_t desc_size)
619 if (desc_size == 0 || !is_power_of_2(num_descs))
622 ring_size = ilog2(num_descs);
628 cq->num_descs = num_descs;
647 if (cq->tail_idx == cq->num_descs - 1)
650 cq->tail_idx = (cq->tail_idx + 1) & (cq->num_descs - 1);
664 unsigned int num_descs, size_t desc_size,
669 if (desc_size == 0 || !is_power_of_2(num_descs))
672 ring_size = ilog2(num_descs);
678 q->num_descs = num_descs;
695 q->head_idx = (q->head_idx + 1) & (q->num_descs - 1);
717 mask = q->num_descs - 1;