80 snic_queue_report_tgt_req(struct snic *snic)  in snic_queue_report_tgt_req()  argument
88 	rqi = snic_req_init(snic, 1);  in snic_queue_report_tgt_req()
94 	if (snic->fwinfo.max_tgts)  in snic_queue_report_tgt_req()
95 		ntgts = min_t(u32, snic->fwinfo.max_tgts, snic->shost->max_id);  in snic_queue_report_tgt_req()
97 		ntgts = snic->shost->max_id;  in snic_queue_report_tgt_req()
105 		snic_req_free(snic, rqi);  in snic_queue_report_tgt_req()
106 		SNIC_HOST_ERR(snic->shost, "Resp Buf Alloc Failed.\n");  in snic_queue_report_tgt_req()
114 	pa = pci_map_single(snic->pdev, buf, buf_len, PCI_DMA_FROMDEVICE);  in snic_queue_report_tgt_req()
115 	if (pci_dma_mapping_error(snic->pdev, pa)) {  in snic_queue_report_tgt_req()
117 		snic_req_free(snic, rqi);  in snic_queue_report_tgt_req()
118 		SNIC_HOST_ERR(snic->shost,  in snic_queue_report_tgt_req()
131 			     snic->config.hid,  in snic_queue_report_tgt_req()
137 	snic_handle_untagged_req(snic, rqi);  in snic_queue_report_tgt_req()
139 	ret = snic_queue_wq_desc(snic, rqi->req, rqi->req_len);  in snic_queue_report_tgt_req()
141 		pci_unmap_single(snic->pdev, pa, buf_len, PCI_DMA_FROMDEVICE);  in snic_queue_report_tgt_req()
144 		snic_release_untagged_req(snic, rqi);  in snic_queue_report_tgt_req()
145 		SNIC_HOST_ERR(snic->shost, "Queuing Report Tgts Failed.\n");  in snic_queue_report_tgt_req()
150 	SNIC_DISC_DBG(snic->shost, "Report Targets Issued.\n");  in snic_queue_report_tgt_req()
155 	SNIC_HOST_ERR(snic->shost,  in snic_queue_report_tgt_req()
185 snic_tgt_lookup(struct snic *snic, struct snic_tgt_id *tgtid)  in snic_tgt_lookup()  argument
190 	list_for_each_safe(cur, nxt, &snic->disc.tgt_list) {  in snic_tgt_lookup()
248 snic_tgt_create(struct snic *snic, struct snic_tgt_id *tgtid)  in snic_tgt_create()  argument
254 	tgt = snic_tgt_lookup(snic, tgtid);  in snic_tgt_create()
262 		SNIC_HOST_ERR(snic->shost, "Failure to allocate snic_tgt.\n");  in snic_tgt_create()
281 	tgt->dev.parent = get_device(&snic->shost->shost_gendev);  in snic_tgt_create()
288 			     snic->shost->host_no, tgt->channel, tgt->id);  in snic_tgt_create()
293 			     snic->shost->host_no, tgt->channel, tgt->id);  in snic_tgt_create()
297 		SNIC_HOST_INFO(snic->shost, "Target type Unknown Detected.\n");  in snic_tgt_create()
299 			     snic->shost->host_no, tgt->channel, tgt->id);  in snic_tgt_create()
303 	spin_lock_irqsave(snic->shost->host_lock, flags);  in snic_tgt_create()
304 	list_add_tail(&tgt->list, &snic->disc.tgt_list);  in snic_tgt_create()
305 	tgt->scsi_tgt_id = snic->disc.nxt_tgt_id++;  in snic_tgt_create()
307 	spin_unlock_irqrestore(snic->shost->host_lock, flags);  in snic_tgt_create()
309 	SNIC_HOST_INFO(snic->shost,  in snic_tgt_create()
315 		SNIC_HOST_ERR(snic->shost,  in snic_tgt_create()
319 		put_device(&snic->shost->shost_gendev);  in snic_tgt_create()
326 	SNIC_HOST_INFO(snic->shost, "Scanning %s.\n", dev_name(&tgt->dev));  in snic_tgt_create()
328 	scsi_queue_work(snic->shost, &tgt->scan_work);  in snic_tgt_create()
337 	struct snic *snic = container_of(work, struct snic, tgt_work);  in snic_handle_tgt_disc()  local
343 	spin_lock_irqsave(&snic->snic_lock, flags);  in snic_handle_tgt_disc()
344 	if (snic->in_remove) {  in snic_handle_tgt_disc()
345 		spin_unlock_irqrestore(&snic->snic_lock, flags);  in snic_handle_tgt_disc()
346 		kfree(snic->disc.rtgt_info);  in snic_handle_tgt_disc()
350 	spin_unlock_irqrestore(&snic->snic_lock, flags);  in snic_handle_tgt_disc()
352 	mutex_lock(&snic->disc.mutex);  in snic_handle_tgt_disc()
354 	if (snic->disc.req_cnt) {  in snic_handle_tgt_disc()
355 		snic->disc.state = SNIC_DISC_DONE;  in snic_handle_tgt_disc()
356 		snic->disc.req_cnt = 0;  in snic_handle_tgt_disc()
357 		mutex_unlock(&snic->disc.mutex);  in snic_handle_tgt_disc()
358 		kfree(snic->disc.rtgt_info);  in snic_handle_tgt_disc()
359 		snic->disc.rtgt_info = NULL;  in snic_handle_tgt_disc()
361 		SNIC_HOST_INFO(snic->shost, "tgt_disc: Discovery restart.\n");  in snic_handle_tgt_disc()
363 		snic_disc_start(snic);  in snic_handle_tgt_disc()
368 	tgtid = (struct snic_tgt_id *)snic->disc.rtgt_info;  in snic_handle_tgt_disc()
370 	SNIC_BUG_ON(snic->disc.rtgt_cnt == 0 || tgtid == NULL);  in snic_handle_tgt_disc()
372 	for (i = 0; i < snic->disc.rtgt_cnt; i++) {  in snic_handle_tgt_disc()
373 		tgt = snic_tgt_create(snic, &tgtid[i]);  in snic_handle_tgt_disc()
375 			int buf_sz = snic->disc.rtgt_cnt * sizeof(*tgtid);  in snic_handle_tgt_disc()
377 			SNIC_HOST_ERR(snic->shost, "Failed to create tgt.\n");  in snic_handle_tgt_disc()
383 	snic->disc.rtgt_info = NULL;  in snic_handle_tgt_disc()
384 	snic->disc.state = SNIC_DISC_DONE;  in snic_handle_tgt_disc()
385 	mutex_unlock(&snic->disc.mutex);  in snic_handle_tgt_disc()
387 	SNIC_HOST_INFO(snic->shost, "Discovery Completed.\n");  in snic_handle_tgt_disc()
394 snic_report_tgt_cmpl_handler(struct snic *snic, struct snic_fw_req *fwreq)  in snic_report_tgt_cmpl_handler()  argument
410 		SNIC_HOST_ERR(snic->shost, "No Targets Found on this host.\n");  in snic_report_tgt_cmpl_handler()
417 	SNIC_HOST_INFO(snic->shost, "Target Count = %d\n", tgt_cnt);  in snic_report_tgt_cmpl_handler()
419 	SNIC_BUG_ON(tgt_cnt > snic->fwinfo.max_tgts);  in snic_report_tgt_cmpl_handler()
422 		SNIC_HOST_INFO(snic->shost,  in snic_report_tgt_cmpl_handler()
430 	snic->disc.rtgt_cnt = tgt_cnt;  in snic_report_tgt_cmpl_handler()
431 	snic->disc.rtgt_info = (u8 *) tgtid;  in snic_report_tgt_cmpl_handler()
432 	queue_work(snic_glob->event_q, &snic->tgt_work);  in snic_report_tgt_cmpl_handler()
437 	snic_pci_unmap_rsp_buf(snic, rqi);  in snic_report_tgt_cmpl_handler()
442 	snic_release_untagged_req(snic, rqi);  in snic_report_tgt_cmpl_handler()
464 snic_disc_term(struct snic *snic)  in snic_disc_term()  argument
466 	struct snic_disc *disc = &snic->disc;  in snic_disc_term()
471 		SNIC_SCSI_DBG(snic->shost, "Terminating Discovery.\n");  in snic_disc_term()
480 snic_disc_start(struct snic *snic)  in snic_disc_start()  argument
482 	struct snic_disc *disc = &snic->disc;  in snic_disc_start()
485 	SNIC_SCSI_DBG(snic->shost, "Discovery Start.\n");  in snic_disc_start()
497 	ret = snic_queue_report_tgt_req(snic);  in snic_disc_start()
499 		SNIC_HOST_INFO(snic->shost, "Discovery Failed, err=%d.\n", ret);  in snic_disc_start()
510 	struct snic *snic = container_of(work, struct snic, disc_work);  in snic_handle_disc()  local
513 	SNIC_HOST_INFO(snic->shost, "disc_work: Discovery\n");  in snic_handle_disc()
515 	ret = snic_disc_start(snic);  in snic_handle_disc()
520 	SNIC_HOST_ERR(snic->shost,  in snic_handle_disc()
530 snic_tgt_del_all(struct snic *snic)  in snic_tgt_del_all()  argument
536 	mutex_lock(&snic->disc.mutex);  in snic_tgt_del_all()
537 	spin_lock_irqsave(snic->shost->host_lock, flags);  in snic_tgt_del_all()
539 	list_for_each_safe(cur, nxt, &snic->disc.tgt_list) {  in snic_tgt_del_all()
543 		SNIC_HOST_INFO(snic->shost, "Tgt %d q'ing for del\n", tgt->id);  in snic_tgt_del_all()
547 	spin_unlock_irqrestore(snic->shost->host_lock, flags);  in snic_tgt_del_all()
549 	scsi_flush_work(snic->shost);  in snic_tgt_del_all()
550 	mutex_unlock(&snic->disc.mutex);  in snic_tgt_del_all()