1074 static void srp_unmap_data(struct scsi_cmnd *scmnd,  in srp_unmap_data()  argument
1083 	if (!scsi_sglist(scmnd) ||  in srp_unmap_data()
1084 	    (scmnd->sc_data_direction != DMA_TO_DEVICE &&  in srp_unmap_data()
1085 	     scmnd->sc_data_direction != DMA_FROM_DEVICE))  in srp_unmap_data()
1111 	ib_dma_unmap_sg(ibdev, scsi_sglist(scmnd), scsi_sg_count(scmnd),  in srp_unmap_data()
1112 			scmnd->sc_data_direction);  in srp_unmap_data()
1129 				       struct scsi_cmnd *scmnd)  in srp_claim_req()  argument
1134 	if (req->scmnd &&  in srp_claim_req()
1135 	    (!sdev || req->scmnd->device == sdev) &&  in srp_claim_req()
1136 	    (!scmnd || req->scmnd == scmnd)) {  in srp_claim_req()
1137 		scmnd = req->scmnd;  in srp_claim_req()
1138 		req->scmnd = NULL;  in srp_claim_req()
1140 		scmnd = NULL;  in srp_claim_req()
1144 	return scmnd;  in srp_claim_req()
1155 			 struct scsi_cmnd *scmnd, s32 req_lim_delta)  in srp_free_req()  argument
1159 	srp_unmap_data(scmnd, ch, req);  in srp_free_req()
1169 	struct scsi_cmnd *scmnd = srp_claim_req(ch, req, sdev, NULL);  in srp_finish_req()  local
1171 	if (scmnd) {  in srp_finish_req()
1172 		srp_free_req(ch, req, scmnd, 0);  in srp_finish_req()
1173 		scmnd->result = result;  in srp_finish_req()
1174 		scmnd->scsi_done(scmnd);  in srp_finish_req()
1392 			 dev_name(&req->scmnd->device->sdev_gendev), sg_nents,  in srp_map_finish_fr()
1614 	if (desc_len != scsi_bufflen(req->scmnd) ||  in srp_check_mapping()
1615 	    mr_len > scsi_bufflen(req->scmnd))  in srp_check_mapping()
1617 		       scsi_bufflen(req->scmnd), desc_len, mr_len,  in srp_check_mapping()
1630 static int srp_map_data(struct scsi_cmnd *scmnd, struct srp_rdma_ch *ch,  in srp_map_data()  argument
1646 	if (!scsi_sglist(scmnd) || scmnd->sc_data_direction == DMA_NONE)  in srp_map_data()
1649 	if (scmnd->sc_data_direction != DMA_FROM_DEVICE &&  in srp_map_data()
1650 	    scmnd->sc_data_direction != DMA_TO_DEVICE) {  in srp_map_data()
1653 			     scmnd->sc_data_direction);  in srp_map_data()
1657 	nents = scsi_sg_count(scmnd);  in srp_map_data()
1658 	scat  = scsi_sglist(scmnd);  in srp_map_data()
1663 	count = ib_dma_map_sg(ibdev, scat, nents, scmnd->sc_data_direction);  in srp_map_data()
1766 	if (scmnd->sc_data_direction == DMA_TO_DEVICE)  in srp_map_data()
1775 	if (scmnd->sc_data_direction == DMA_TO_DEVICE)  in srp_map_data()
1783 	srp_unmap_data(scmnd, ch, req);  in srp_map_data()
1912 	struct scsi_cmnd *scmnd;  in srp_process_rsp()  local
1930 		scmnd = scsi_host_find_tag(target->scsi_host, rsp->tag);  in srp_process_rsp()
1931 		if (scmnd && scmnd->host_scribble) {  in srp_process_rsp()
1932 			req = (void *)scmnd->host_scribble;  in srp_process_rsp()
1933 			scmnd = srp_claim_req(ch, req, NULL, scmnd);  in srp_process_rsp()
1935 			scmnd = NULL;  in srp_process_rsp()
1937 		if (!scmnd) {  in srp_process_rsp()
1948 		scmnd->result = rsp->status;  in srp_process_rsp()
1951 			memcpy(scmnd->sense_buffer, rsp->data +  in srp_process_rsp()
1958 			scsi_set_resid(scmnd, be32_to_cpu(rsp->data_in_res_cnt));  in srp_process_rsp()
1960 			scsi_set_resid(scmnd, -be32_to_cpu(rsp->data_in_res_cnt));  in srp_process_rsp()
1962 			scsi_set_resid(scmnd, be32_to_cpu(rsp->data_out_res_cnt));  in srp_process_rsp()
1964 			scsi_set_resid(scmnd, -be32_to_cpu(rsp->data_out_res_cnt));  in srp_process_rsp()
1966 		srp_free_req(ch, req, scmnd,  in srp_process_rsp()
1969 		scmnd->host_scribble = NULL;  in srp_process_rsp()
1970 		scmnd->scsi_done(scmnd);  in srp_process_rsp()
2132 static int srp_queuecommand(struct Scsi_Host *shost, struct scsi_cmnd *scmnd)  in srp_queuecommand()  argument
2156 	scmnd->result = srp_chkready(target->rport);  in srp_queuecommand()
2157 	if (unlikely(scmnd->result))  in srp_queuecommand()
2160 	WARN_ON_ONCE(scmnd->request->tag < 0);  in srp_queuecommand()
2161 	tag = blk_mq_unique_tag(scmnd->request);  in srp_queuecommand()
2180 	scmnd->host_scribble = (void *) req;  in srp_queuecommand()
2186 	int_to_scsilun(scmnd->device->lun, &cmd->lun);  in srp_queuecommand()
2188 	memcpy(cmd->cdb, scmnd->cmnd, scmnd->cmd_len);  in srp_queuecommand()
2190 	req->scmnd    = scmnd;  in srp_queuecommand()
2193 	len = srp_map_data(scmnd, ch, req);  in srp_queuecommand()
2203 		scmnd->result = len == -ENOMEM ?  in srp_queuecommand()
2213 		scmnd->result = DID_ERROR << 16;  in srp_queuecommand()
2226 	srp_unmap_data(scmnd, ch, req);  in srp_queuecommand()
2235 	req->scmnd = NULL;  in srp_queuecommand()
2238 	if (scmnd->result) {  in srp_queuecommand()
2239 		scmnd->scsi_done(scmnd);  in srp_queuecommand()
2631 static int srp_abort(struct scsi_cmnd *scmnd)  in srp_abort()  argument
2633 	struct srp_target_port *target = host_to_target(scmnd->device->host);  in srp_abort()
2634 	struct srp_request *req = (struct srp_request *) scmnd->host_scribble;  in srp_abort()
2644 	tag = blk_mq_unique_tag(scmnd->request);  in srp_abort()
2649 	if (!srp_claim_req(ch, req, NULL, scmnd))  in srp_abort()
2653 	if (srp_send_tsk_mgmt(ch, tag, scmnd->device->lun,  in srp_abort()
2661 		srp_free_req(ch, req, scmnd, 0);  in srp_abort()
2662 		scmnd->result = DID_ABORT << 16;  in srp_abort()
2663 		scmnd->scsi_done(scmnd);  in srp_abort()
2669 static int srp_reset_device(struct scsi_cmnd *scmnd)  in srp_reset_device()  argument
2671 	struct srp_target_port *target = host_to_target(scmnd->device->host);  in srp_reset_device()
2678 	if (srp_send_tsk_mgmt(ch, SRP_TAG_NO_REQ, scmnd->device->lun,  in srp_reset_device()
2687 static int srp_reset_host(struct scsi_cmnd *scmnd)  in srp_reset_host()  argument
2689 	struct srp_target_port *target = host_to_target(scmnd->device->host);  in srp_reset_host()