256 	int				n_elem;  member
712 	int i, n_elem = 0, rc;  in carm_queue_rq()  local
716 	crq->n_elem = 0;  in carm_queue_rq()
727 	n_elem = blk_rq_map_sg(q, rq, sg);  in carm_queue_rq()
728 	if (n_elem <= 0)  in carm_queue_rq()
732 	n_elem = dma_map_sg(&host->pdev->dev, sg, n_elem, carm_rq_dir(rq));  in carm_queue_rq()
733 	if (n_elem <= 0)  in carm_queue_rq()
737 	if (host->hw_sg_used >= CARM_MAX_HOST_SG - n_elem)  in carm_queue_rq()
740 	crq->n_elem = n_elem;  in carm_queue_rq()
741 	host->hw_sg_used += n_elem;  in carm_queue_rq()
759 	msg->sg_count	= n_elem;  in carm_queue_rq()
768 	for (i = 0; i < n_elem; i++) {  in carm_queue_rq()
785 		host->hw_sg_used -= n_elem;  in carm_queue_rq()
792 	dma_unmap_sg(&host->pdev->dev, &crq->sg[0], n_elem, carm_rq_dir(rq));  in carm_queue_rq()
932 		dma_unmap_sg(&host->pdev->dev, &crq->sg[0], crq->n_elem,  in carm_handle_resp()
1004 	host->hw_sg_used -= crq->n_elem;  in carm_handle_resp()