1684 	struct defer_queue *dq = &pp->defer_queue;  in nv_swncq_qc_to_dq()  local
1687 	WARN_ON(dq->tail - dq->head == ATA_MAX_QUEUE);  in nv_swncq_qc_to_dq()
1688 	dq->defer_bits |= (1 << qc->hw_tag);  in nv_swncq_qc_to_dq()
1689 	dq->tag[dq->tail++ & (ATA_MAX_QUEUE - 1)] = qc->hw_tag;  in nv_swncq_qc_to_dq()
1695 	struct defer_queue *dq = &pp->defer_queue;  in nv_swncq_qc_from_dq()  local
1698 	if (dq->head == dq->tail)	/* null queue */  in nv_swncq_qc_from_dq()
1701 	tag = dq->tag[dq->head & (ATA_MAX_QUEUE - 1)];  in nv_swncq_qc_from_dq()
1702 	dq->tag[dq->head++ & (ATA_MAX_QUEUE - 1)] = ATA_TAG_POISON;  in nv_swncq_qc_from_dq()
1703 	WARN_ON(!(dq->defer_bits & (1 << tag)));  in nv_swncq_qc_from_dq()
1704 	dq->defer_bits &= ~(1 << tag);  in nv_swncq_qc_from_dq()
1722 	struct defer_queue *dq = &pp->defer_queue;  in nv_swncq_pp_reinit()  local
1724 	dq->head = 0;  in nv_swncq_pp_reinit()
1725 	dq->tail = 0;  in nv_swncq_pp_reinit()
1726 	dq->defer_bits = 0;  in nv_swncq_pp_reinit()