66 snic_queue_report_tgt_req(struct snic *snic)  in snic_queue_report_tgt_req()  argument
74 	rqi = snic_req_init(snic, 1);  in snic_queue_report_tgt_req()
80 	if (snic->fwinfo.max_tgts)  in snic_queue_report_tgt_req()
81 		ntgts = min_t(u32, snic->fwinfo.max_tgts, snic->shost->max_id);  in snic_queue_report_tgt_req()
83 		ntgts = snic->shost->max_id;  in snic_queue_report_tgt_req()
91 		snic_req_free(snic, rqi);  in snic_queue_report_tgt_req()
92 		SNIC_HOST_ERR(snic->shost, "Resp Buf Alloc Failed.\n");  in snic_queue_report_tgt_req()
100 	pa = dma_map_single(&snic->pdev->dev, buf, buf_len, DMA_FROM_DEVICE);  in snic_queue_report_tgt_req()
101 	if (dma_mapping_error(&snic->pdev->dev, pa)) {  in snic_queue_report_tgt_req()
102 		SNIC_HOST_ERR(snic->shost,  in snic_queue_report_tgt_req()
106 		snic_req_free(snic, rqi);  in snic_queue_report_tgt_req()
117 			     snic->config.hid,  in snic_queue_report_tgt_req()
123 	snic_handle_untagged_req(snic, rqi);  in snic_queue_report_tgt_req()
125 	ret = snic_queue_wq_desc(snic, rqi->req, rqi->req_len);  in snic_queue_report_tgt_req()
127 		dma_unmap_single(&snic->pdev->dev, pa, buf_len,  in snic_queue_report_tgt_req()
131 		snic_release_untagged_req(snic, rqi);  in snic_queue_report_tgt_req()
132 		SNIC_HOST_ERR(snic->shost, "Queuing Report Tgts Failed.\n");  in snic_queue_report_tgt_req()
137 	SNIC_DISC_DBG(snic->shost, "Report Targets Issued.\n");  in snic_queue_report_tgt_req()
142 	SNIC_HOST_ERR(snic->shost,  in snic_queue_report_tgt_req()
172 snic_tgt_lookup(struct snic *snic, struct snic_tgt_id *tgtid)  in snic_tgt_lookup()  argument
177 	list_for_each_safe(cur, nxt, &snic->disc.tgt_list) {  in snic_tgt_lookup()
235 snic_tgt_create(struct snic *snic, struct snic_tgt_id *tgtid)  in snic_tgt_create()  argument
241 	tgt = snic_tgt_lookup(snic, tgtid);  in snic_tgt_create()
249 		SNIC_HOST_ERR(snic->shost, "Failure to allocate snic_tgt.\n");  in snic_tgt_create()
268 	tgt->dev.parent = get_device(&snic->shost->shost_gendev);  in snic_tgt_create()
275 			     snic->shost->host_no, tgt->channel, tgt->id);  in snic_tgt_create()
280 			     snic->shost->host_no, tgt->channel, tgt->id);  in snic_tgt_create()
284 		SNIC_HOST_INFO(snic->shost, "Target type Unknown Detected.\n");  in snic_tgt_create()
286 			     snic->shost->host_no, tgt->channel, tgt->id);  in snic_tgt_create()
290 	spin_lock_irqsave(snic->shost->host_lock, flags);  in snic_tgt_create()
291 	list_add_tail(&tgt->list, &snic->disc.tgt_list);  in snic_tgt_create()
292 	tgt->scsi_tgt_id = snic->disc.nxt_tgt_id++;  in snic_tgt_create()
294 	spin_unlock_irqrestore(snic->shost->host_lock, flags);  in snic_tgt_create()
296 	SNIC_HOST_INFO(snic->shost,  in snic_tgt_create()
302 		SNIC_HOST_ERR(snic->shost,  in snic_tgt_create()
306 		put_device(&snic->shost->shost_gendev);  in snic_tgt_create()
313 	SNIC_HOST_INFO(snic->shost, "Scanning %s.\n", dev_name(&tgt->dev));  in snic_tgt_create()
315 	scsi_queue_work(snic->shost, &tgt->scan_work);  in snic_tgt_create()
324 	struct snic *snic = container_of(work, struct snic, tgt_work);  in snic_handle_tgt_disc()  local
330 	spin_lock_irqsave(&snic->snic_lock, flags);  in snic_handle_tgt_disc()
331 	if (snic->in_remove) {  in snic_handle_tgt_disc()
332 		spin_unlock_irqrestore(&snic->snic_lock, flags);  in snic_handle_tgt_disc()
333 		kfree(snic->disc.rtgt_info);  in snic_handle_tgt_disc()
337 	spin_unlock_irqrestore(&snic->snic_lock, flags);  in snic_handle_tgt_disc()
339 	mutex_lock(&snic->disc.mutex);  in snic_handle_tgt_disc()
341 	if (snic->disc.req_cnt) {  in snic_handle_tgt_disc()
342 		snic->disc.state = SNIC_DISC_DONE;  in snic_handle_tgt_disc()
343 		snic->disc.req_cnt = 0;  in snic_handle_tgt_disc()
344 		mutex_unlock(&snic->disc.mutex);  in snic_handle_tgt_disc()
345 		kfree(snic->disc.rtgt_info);  in snic_handle_tgt_disc()
346 		snic->disc.rtgt_info = NULL;  in snic_handle_tgt_disc()
348 		SNIC_HOST_INFO(snic->shost, "tgt_disc: Discovery restart.\n");  in snic_handle_tgt_disc()
350 		snic_disc_start(snic);  in snic_handle_tgt_disc()
355 	tgtid = (struct snic_tgt_id *)snic->disc.rtgt_info;  in snic_handle_tgt_disc()
357 	SNIC_BUG_ON(snic->disc.rtgt_cnt == 0 || tgtid == NULL);  in snic_handle_tgt_disc()
359 	for (i = 0; i < snic->disc.rtgt_cnt; i++) {  in snic_handle_tgt_disc()
360 		tgt = snic_tgt_create(snic, &tgtid[i]);  in snic_handle_tgt_disc()
362 			int buf_sz = snic->disc.rtgt_cnt * sizeof(*tgtid);  in snic_handle_tgt_disc()
364 			SNIC_HOST_ERR(snic->shost, "Failed to create tgt.\n");  in snic_handle_tgt_disc()
370 	snic->disc.rtgt_info = NULL;  in snic_handle_tgt_disc()
371 	snic->disc.state = SNIC_DISC_DONE;  in snic_handle_tgt_disc()
372 	mutex_unlock(&snic->disc.mutex);  in snic_handle_tgt_disc()
374 	SNIC_HOST_INFO(snic->shost, "Discovery Completed.\n");  in snic_handle_tgt_disc()
381 snic_report_tgt_cmpl_handler(struct snic *snic, struct snic_fw_req *fwreq)  in snic_report_tgt_cmpl_handler()  argument
397 		SNIC_HOST_ERR(snic->shost, "No Targets Found on this host.\n");  in snic_report_tgt_cmpl_handler()
404 	SNIC_HOST_INFO(snic->shost, "Target Count = %d\n", tgt_cnt);  in snic_report_tgt_cmpl_handler()
406 	SNIC_BUG_ON(tgt_cnt > snic->fwinfo.max_tgts);  in snic_report_tgt_cmpl_handler()
409 		SNIC_HOST_INFO(snic->shost,  in snic_report_tgt_cmpl_handler()
417 	snic->disc.rtgt_cnt = tgt_cnt;  in snic_report_tgt_cmpl_handler()
418 	snic->disc.rtgt_info = (u8 *) tgtid;  in snic_report_tgt_cmpl_handler()
419 	queue_work(snic_glob->event_q, &snic->tgt_work);  in snic_report_tgt_cmpl_handler()
424 	snic_pci_unmap_rsp_buf(snic, rqi);  in snic_report_tgt_cmpl_handler()
429 	snic_release_untagged_req(snic, rqi);  in snic_report_tgt_cmpl_handler()
451 snic_disc_term(struct snic *snic)  in snic_disc_term()  argument
453 	struct snic_disc *disc = &snic->disc;  in snic_disc_term()
458 		SNIC_SCSI_DBG(snic->shost, "Terminating Discovery.\n");  in snic_disc_term()
467 snic_disc_start(struct snic *snic)  in snic_disc_start()  argument
469 	struct snic_disc *disc = &snic->disc;  in snic_disc_start()
473 	SNIC_SCSI_DBG(snic->shost, "Discovery Start.\n");  in snic_disc_start()
475 	spin_lock_irqsave(&snic->snic_lock, flags);  in snic_disc_start()
476 	if (snic->in_remove) {  in snic_disc_start()
477 		spin_unlock_irqrestore(&snic->snic_lock, flags);  in snic_disc_start()
483 	spin_unlock_irqrestore(&snic->snic_lock, flags);  in snic_disc_start()
495 	ret = snic_queue_report_tgt_req(snic);  in snic_disc_start()
497 		SNIC_HOST_INFO(snic->shost, "Discovery Failed, err=%d.\n", ret);  in snic_disc_start()
508 	struct snic *snic = container_of(work, struct snic, disc_work);  in snic_handle_disc()  local
511 	SNIC_HOST_INFO(snic->shost, "disc_work: Discovery\n");  in snic_handle_disc()
513 	ret = snic_disc_start(snic);  in snic_handle_disc()
518 	SNIC_HOST_ERR(snic->shost,  in snic_handle_disc()
528 snic_tgt_del_all(struct snic *snic)  in snic_tgt_del_all()  argument
534 	scsi_flush_work(snic->shost);  in snic_tgt_del_all()
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()
548 	mutex_unlock(&snic->disc.mutex);  in snic_tgt_del_all()