1059 static void srp_unmap_data(struct scsi_cmnd *scmnd,  in srp_unmap_data()  argument
1068 	if (!scsi_sglist(scmnd) ||  in srp_unmap_data()
1069 	    (scmnd->sc_data_direction != DMA_TO_DEVICE &&  in srp_unmap_data()
1070 	     scmnd->sc_data_direction != DMA_FROM_DEVICE))  in srp_unmap_data()
1096 	ib_dma_unmap_sg(ibdev, scsi_sglist(scmnd), scsi_sg_count(scmnd),  in srp_unmap_data()
1097 			scmnd->sc_data_direction);  in srp_unmap_data()
1114 				       struct scsi_cmnd *scmnd)  in srp_claim_req()  argument
1119 	if (req->scmnd &&  in srp_claim_req()
1120 	    (!sdev || req->scmnd->device == sdev) &&  in srp_claim_req()
1121 	    (!scmnd || req->scmnd == scmnd)) {  in srp_claim_req()
1122 		scmnd = req->scmnd;  in srp_claim_req()
1123 		req->scmnd = NULL;  in srp_claim_req()
1125 		scmnd = NULL;  in srp_claim_req()
1129 	return scmnd;  in srp_claim_req()
1140 			 struct scsi_cmnd *scmnd, s32 req_lim_delta)  in srp_free_req()  argument
1144 	srp_unmap_data(scmnd, ch, req);  in srp_free_req()
1154 	struct scsi_cmnd *scmnd = srp_claim_req(ch, req, sdev, NULL);  in srp_finish_req()  local
1156 	if (scmnd) {  in srp_finish_req()
1157 		srp_free_req(ch, req, scmnd, 0);  in srp_finish_req()
1158 		scmnd->result = result;  in srp_finish_req()
1159 		scmnd->scsi_done(scmnd);  in srp_finish_req()
1547 static int srp_map_data(struct scsi_cmnd *scmnd, struct srp_rdma_ch *ch,  in srp_map_data()  argument
1562 	if (!scsi_sglist(scmnd) || scmnd->sc_data_direction == DMA_NONE)  in srp_map_data()
1565 	if (scmnd->sc_data_direction != DMA_FROM_DEVICE &&  in srp_map_data()
1566 	    scmnd->sc_data_direction != DMA_TO_DEVICE) {  in srp_map_data()
1569 			     scmnd->sc_data_direction);  in srp_map_data()
1573 	nents = scsi_sg_count(scmnd);  in srp_map_data()
1574 	scat  = scsi_sglist(scmnd);  in srp_map_data()
1579 	count = ib_dma_map_sg(ibdev, scat, nents, scmnd->sc_data_direction);  in srp_map_data()
1670 	if (scmnd->sc_data_direction == DMA_TO_DEVICE)  in srp_map_data()
1679 	if (scmnd->sc_data_direction == DMA_TO_DEVICE)  in srp_map_data()
1784 	struct scsi_cmnd *scmnd;  in srp_process_rsp()  local
1797 		scmnd = scsi_host_find_tag(target->scsi_host, rsp->tag);  in srp_process_rsp()
1798 		if (scmnd) {  in srp_process_rsp()
1799 			req = (void *)scmnd->host_scribble;  in srp_process_rsp()
1800 			scmnd = srp_claim_req(ch, req, NULL, scmnd);  in srp_process_rsp()
1802 		if (!scmnd) {  in srp_process_rsp()
1813 		scmnd->result = rsp->status;  in srp_process_rsp()
1816 			memcpy(scmnd->sense_buffer, rsp->data +  in srp_process_rsp()
1823 			scsi_set_resid(scmnd, be32_to_cpu(rsp->data_in_res_cnt));  in srp_process_rsp()
1825 			scsi_set_resid(scmnd, -be32_to_cpu(rsp->data_in_res_cnt));  in srp_process_rsp()
1827 			scsi_set_resid(scmnd, be32_to_cpu(rsp->data_out_res_cnt));  in srp_process_rsp()
1829 			scsi_set_resid(scmnd, -be32_to_cpu(rsp->data_out_res_cnt));  in srp_process_rsp()
1831 		srp_free_req(ch, req, scmnd,  in srp_process_rsp()
1834 		scmnd->host_scribble = NULL;  in srp_process_rsp()
1835 		scmnd->scsi_done(scmnd);  in srp_process_rsp()
2037 static int srp_queuecommand(struct Scsi_Host *shost, struct scsi_cmnd *scmnd)  in srp_queuecommand()  argument
2061 	scmnd->result = srp_chkready(target->rport);  in srp_queuecommand()
2062 	if (unlikely(scmnd->result))  in srp_queuecommand()
2065 	WARN_ON_ONCE(scmnd->request->tag < 0);  in srp_queuecommand()
2066 	tag = blk_mq_unique_tag(scmnd->request);  in srp_queuecommand()
2085 	scmnd->host_scribble = (void *) req;  in srp_queuecommand()
2091 	int_to_scsilun(scmnd->device->lun, &cmd->lun);  in srp_queuecommand()
2093 	memcpy(cmd->cdb, scmnd->cmnd, scmnd->cmd_len);  in srp_queuecommand()
2095 	req->scmnd    = scmnd;  in srp_queuecommand()
2098 	len = srp_map_data(scmnd, ch, req);  in srp_queuecommand()
2108 		scmnd->result = len == -ENOMEM ?  in srp_queuecommand()
2130 	srp_unmap_data(scmnd, ch, req);  in srp_queuecommand()
2139 	req->scmnd = NULL;  in srp_queuecommand()
2142 	if (scmnd->result) {  in srp_queuecommand()
2143 		scmnd->scsi_done(scmnd);  in srp_queuecommand()
2528 static int srp_abort(struct scsi_cmnd *scmnd)  in srp_abort()  argument
2530 	struct srp_target_port *target = host_to_target(scmnd->device->host);  in srp_abort()
2531 	struct srp_request *req = (struct srp_request *) scmnd->host_scribble;  in srp_abort()
2541 	tag = blk_mq_unique_tag(scmnd->request);  in srp_abort()
2546 	if (!srp_claim_req(ch, req, NULL, scmnd))  in srp_abort()
2550 	if (srp_send_tsk_mgmt(ch, tag, scmnd->device->lun,  in srp_abort()
2557 	srp_free_req(ch, req, scmnd, 0);  in srp_abort()
2558 	scmnd->result = DID_ABORT << 16;  in srp_abort()
2559 	scmnd->scsi_done(scmnd);  in srp_abort()
2564 static int srp_reset_device(struct scsi_cmnd *scmnd)  in srp_reset_device()  argument
2566 	struct srp_target_port *target = host_to_target(scmnd->device->host);  in srp_reset_device()
2573 	if (srp_send_tsk_mgmt(ch, SRP_TAG_NO_REQ, scmnd->device->lun,  in srp_reset_device()
2584 			srp_finish_req(ch, req, scmnd->device, DID_RESET << 16);  in srp_reset_device()
2591 static int srp_reset_host(struct scsi_cmnd *scmnd)  in srp_reset_host()  argument
2593 	struct srp_target_port *target = host_to_target(scmnd->device->host);  in srp_reset_host()