22 static u32 bnx2fc_alloc_conn_id(struct bnx2fc_hba *hba,
24 static int bnx2fc_alloc_session_resc(struct bnx2fc_hba *hba,
26 static void bnx2fc_free_session_resc(struct bnx2fc_hba *hba,
28 static void bnx2fc_free_conn_id(struct bnx2fc_hba *hba, u32 conn_id);
86 	struct bnx2fc_hba *hba = interface->hba;  in bnx2fc_offload_session()  local
100 	rval = bnx2fc_alloc_session_resc(hba, tgt);  in bnx2fc_offload_session()
157 	bnx2fc_free_session_resc(hba, tgt);  in bnx2fc_offload_session()
160 		bnx2fc_free_conn_id(hba, tgt->fcoe_conn_id);  in bnx2fc_offload_session()
293 	struct bnx2fc_hba *hba = interface->hba;  in bnx2fc_upload_session()  local
299 	 * Called with hba->hba_mutex held.  in bnx2fc_upload_session()
324 		bnx2fc_send_session_destroy_req(hba, tgt);  in bnx2fc_upload_session()
344 	bnx2fc_free_session_resc(hba, tgt);  in bnx2fc_upload_session()
345 	bnx2fc_free_conn_id(hba, tgt->fcoe_conn_id);  in bnx2fc_upload_session()
355 	struct bnx2fc_hba *hba = interface->hba;  in bnx2fc_init_tgt()  local
363 	if (hba->num_ofld_sess >= BNX2FC_NUM_MAX_SESS) {  in bnx2fc_init_tgt()
369 	tgt->fcoe_conn_id = bnx2fc_alloc_conn_id(hba, tgt);  in bnx2fc_init_tgt()
443 	struct bnx2fc_hba *hba = interface->hba;  in bnx2fc_rport_event_handler()  local
483 		 * Offload process is protected with hba mutex.  in bnx2fc_rport_event_handler()
486 		mutex_lock(&hba->hba_mutex);  in bnx2fc_rport_event_handler()
492 			mutex_unlock(&hba->hba_mutex);  in bnx2fc_rport_event_handler()
503 			hba->num_ofld_sess);  in bnx2fc_rport_event_handler()
508 			/* This counter is protected with hba mutex */  in bnx2fc_rport_event_handler()
509 			hba->num_ofld_sess++;  in bnx2fc_rport_event_handler()
521 		mutex_unlock(&hba->hba_mutex);  in bnx2fc_rport_event_handler()
536 		mutex_lock(&hba->hba_mutex);  in bnx2fc_rport_event_handler()
544 			mutex_unlock(&hba->hba_mutex);  in bnx2fc_rport_event_handler()
550 		hba->num_ofld_sess--;  in bnx2fc_rport_event_handler()
552 			hba->num_ofld_sess);  in bnx2fc_rport_event_handler()
557 		if ((hba->wait_for_link_down) &&  in bnx2fc_rport_event_handler()
558 		    (hba->num_ofld_sess == 0)) {  in bnx2fc_rport_event_handler()
559 			wake_up_interruptible(&hba->shutdown_wait);  in bnx2fc_rport_event_handler()
561 		mutex_unlock(&hba->hba_mutex);  in bnx2fc_rport_event_handler()
580 	struct bnx2fc_hba *hba = interface->hba;  in bnx2fc_tgt_lookup()  local
586 		tgt = hba->tgt_ofld_list[i];  in bnx2fc_tgt_lookup()
610  * @hba:	pointer to adapter structure
613 static u32 bnx2fc_alloc_conn_id(struct bnx2fc_hba *hba,  in bnx2fc_alloc_conn_id()  argument
618 	/* called with hba mutex held */  in bnx2fc_alloc_conn_id()
622 	 * both hba mutex and hba lock. Atleast hba mutex or  in bnx2fc_alloc_conn_id()
623 	 * hba lock needs to be held for read access.  in bnx2fc_alloc_conn_id()
626 	spin_lock_bh(&hba->hba_lock);  in bnx2fc_alloc_conn_id()
627 	next = hba->next_conn_id;  in bnx2fc_alloc_conn_id()
628 	conn_id = hba->next_conn_id++;  in bnx2fc_alloc_conn_id()
629 	if (hba->next_conn_id == BNX2FC_NUM_MAX_SESS)  in bnx2fc_alloc_conn_id()
630 		hba->next_conn_id = 0;  in bnx2fc_alloc_conn_id()
632 	while (hba->tgt_ofld_list[conn_id] != NULL) {  in bnx2fc_alloc_conn_id()
639 			spin_unlock_bh(&hba->hba_lock);  in bnx2fc_alloc_conn_id()
643 	hba->tgt_ofld_list[conn_id] = tgt;  in bnx2fc_alloc_conn_id()
645 	spin_unlock_bh(&hba->hba_lock);  in bnx2fc_alloc_conn_id()
649 static void bnx2fc_free_conn_id(struct bnx2fc_hba *hba, u32 conn_id)  in bnx2fc_free_conn_id()  argument
651 	/* called with hba mutex held */  in bnx2fc_free_conn_id()
652 	spin_lock_bh(&hba->hba_lock);  in bnx2fc_free_conn_id()
653 	hba->tgt_ofld_list[conn_id] = NULL;  in bnx2fc_free_conn_id()
654 	spin_unlock_bh(&hba->hba_lock);  in bnx2fc_free_conn_id()
660 static int bnx2fc_alloc_session_resc(struct bnx2fc_hba *hba,  in bnx2fc_alloc_session_resc()  argument
672 	tgt->sq = dma_alloc_coherent(&hba->pcidev->dev, tgt->sq_mem_size,  in bnx2fc_alloc_session_resc()
685 	tgt->cq = dma_alloc_coherent(&hba->pcidev->dev, tgt->cq_mem_size,  in bnx2fc_alloc_session_resc()
698 	tgt->rq = dma_alloc_coherent(&hba->pcidev->dev, tgt->rq_mem_size,  in bnx2fc_alloc_session_resc()
710 	tgt->rq_pbl = dma_alloc_coherent(&hba->pcidev->dev, tgt->rq_pbl_size,  in bnx2fc_alloc_session_resc()
735 	tgt->xferq = dma_alloc_coherent(&hba->pcidev->dev,  in bnx2fc_alloc_session_resc()
749 	tgt->confq = dma_alloc_coherent(&hba->pcidev->dev,  in bnx2fc_alloc_session_resc()
763 	tgt->confq_pbl = dma_alloc_coherent(&hba->pcidev->dev,  in bnx2fc_alloc_session_resc()
787 	tgt->conn_db = dma_alloc_coherent(&hba->pcidev->dev,  in bnx2fc_alloc_session_resc()
802 	tgt->lcq = dma_alloc_coherent(&hba->pcidev->dev, tgt->lcq_mem_size,  in bnx2fc_alloc_session_resc()
822  * @hba:	adapter structure pointer
827 static void bnx2fc_free_session_resc(struct bnx2fc_hba *hba,  in bnx2fc_free_session_resc()  argument
839 		dma_free_coherent(&hba->pcidev->dev, tgt->lcq_mem_size,  in bnx2fc_free_session_resc()
845 		dma_free_coherent(&hba->pcidev->dev, tgt->conn_db_mem_size,  in bnx2fc_free_session_resc()
851 		dma_free_coherent(&hba->pcidev->dev, tgt->confq_pbl_size,  in bnx2fc_free_session_resc()
856 		dma_free_coherent(&hba->pcidev->dev, tgt->confq_mem_size,  in bnx2fc_free_session_resc()
862 		dma_free_coherent(&hba->pcidev->dev, tgt->xferq_mem_size,  in bnx2fc_free_session_resc()
868 		dma_free_coherent(&hba->pcidev->dev, tgt->rq_pbl_size,  in bnx2fc_free_session_resc()
873 		dma_free_coherent(&hba->pcidev->dev, tgt->rq_mem_size,  in bnx2fc_free_session_resc()
879 		dma_free_coherent(&hba->pcidev->dev, tgt->cq_mem_size,  in bnx2fc_free_session_resc()
885 		dma_free_coherent(&hba->pcidev->dev, tgt->sq_mem_size,  in bnx2fc_free_session_resc()