Lines Matching refs:fnic
42 #include "fnic.h"
54 /* Supported devices by fnic module */
69 MODULE_PARM_DESC(fnic_log_level, "bit mask of fnic logging levels");
84 struct fnic *fnic = lport_priv(lp);
92 rport->dev_loss_tmo = fnic->config.port_down_timeout / 1000;
153 struct fnic *fnic = lport_priv(lp);
154 u32 port_speed = vnic_dev_port_speed(fnic->vdev);
171 struct fnic *fnic = lport_priv(lp);
176 if (time_before(jiffies, fnic->stats_time + HZ / FNIC_STATS_RATE_LIMIT))
178 fnic->stats_time = jiffies;
180 spin_lock_irqsave(&fnic->fnic_lock, flags);
181 ret = vnic_dev_stats_dump(fnic->vdev, &fnic->stats);
182 spin_unlock_irqrestore(&fnic->fnic_lock, flags);
185 FNIC_MAIN_DBG(KERN_DEBUG, fnic->lport->host,
186 "fnic: Get vnic stats failed"
190 vs = fnic->stats;
199 stats->fcp_input_megabytes = div_u64(fnic->fcp_input_bytes, 1000000);
200 stats->fcp_output_megabytes = div_u64(fnic->fcp_output_bytes, 1000000);
205 void fnic_log_q_error(struct fnic *fnic)
210 for (i = 0; i < fnic->raw_wq_count; i++) {
211 error_status = ioread32(&fnic->wq[i].ctrl->error_status);
213 shost_printk(KERN_ERR, fnic->lport->host,
218 for (i = 0; i < fnic->rq_count; i++) {
219 error_status = ioread32(&fnic->rq[i].ctrl->error_status);
221 shost_printk(KERN_ERR, fnic->lport->host,
226 for (i = 0; i < fnic->wq_copy_count; i++) {
227 error_status = ioread32(&fnic->wq_copy[i].ctrl->error_status);
229 shost_printk(KERN_ERR, fnic->lport->host,
235 void fnic_handle_link_event(struct fnic *fnic)
239 spin_lock_irqsave(&fnic->fnic_lock, flags);
240 if (fnic->stop_rx_link_events) {
241 spin_unlock_irqrestore(&fnic->fnic_lock, flags);
244 spin_unlock_irqrestore(&fnic->fnic_lock, flags);
246 queue_work(fnic_event_queue, &fnic->link_work);
250 static int fnic_notify_set(struct fnic *fnic)
254 switch (vnic_dev_get_intr_mode(fnic->vdev)) {
256 err = vnic_dev_notify_set(fnic->vdev, FNIC_INTX_NOTIFY);
259 err = vnic_dev_notify_set(fnic->vdev, -1);
262 err = vnic_dev_notify_set(fnic->vdev, FNIC_MSIX_ERR_NOTIFY);
265 shost_printk(KERN_ERR, fnic->lport->host,
268 vnic_dev_get_intr_mode(fnic->vdev));
278 struct fnic *fnic = (struct fnic *)data;
280 fnic_handle_link_event(fnic);
281 mod_timer(&fnic->notify_timer,
285 static void fnic_notify_timer_start(struct fnic *fnic)
287 switch (vnic_dev_get_intr_mode(fnic->vdev)) {
293 mod_timer(&fnic->notify_timer, jiffies);
328 static int fnic_cleanup(struct fnic *fnic)
333 vnic_dev_disable(fnic->vdev);
334 for (i = 0; i < fnic->intr_count; i++)
335 vnic_intr_mask(&fnic->intr[i]);
337 for (i = 0; i < fnic->rq_count; i++) {
338 err = vnic_rq_disable(&fnic->rq[i]);
342 for (i = 0; i < fnic->raw_wq_count; i++) {
343 err = vnic_wq_disable(&fnic->wq[i]);
347 for (i = 0; i < fnic->wq_copy_count; i++) {
348 err = vnic_wq_copy_disable(&fnic->wq_copy[i]);
354 fnic_wq_copy_cmpl_handler(fnic, -1);
355 fnic_wq_cmpl_handler(fnic, -1);
356 fnic_rq_cmpl_handler(fnic, -1);
359 for (i = 0; i < fnic->raw_wq_count; i++)
360 vnic_wq_clean(&fnic->wq[i], fnic_free_wq_buf);
361 for (i = 0; i < fnic->rq_count; i++)
362 vnic_rq_clean(&fnic->rq[i], fnic_free_rq_buf);
363 for (i = 0; i < fnic->wq_copy_count; i++)
364 vnic_wq_copy_clean(&fnic->wq_copy[i],
367 for (i = 0; i < fnic->cq_count; i++)
368 vnic_cq_clean(&fnic->cq[i]);
369 for (i = 0; i < fnic->intr_count; i++)
370 vnic_intr_clean(&fnic->intr[i]);
372 mempool_destroy(fnic->io_req_pool);
374 mempool_destroy(fnic->io_sgl_pool[i]);
379 static void fnic_iounmap(struct fnic *fnic)
381 if (fnic->bar0.vaddr)
382 iounmap(fnic->bar0.vaddr);
402 struct fnic *fnic = lport_priv(lport);
404 return fnic->data_src_addr;
412 struct fnic *fnic;
420 * local port, and fnic
422 lp = libfc_host_alloc(&fnic_host_template, sizeof(struct fnic));
429 fnic = lport_priv(lp);
430 fnic->lport = lp;
431 fnic->ctlr.lp = lp;
433 snprintf(fnic->name, sizeof(fnic->name) - 1, "%s%d", DRV_NAME,
440 shost_printk(KERN_ERR, fnic->lport->host,
446 pci_set_drvdata(pdev, fnic);
448 fnic->pdev = pdev;
452 shost_printk(KERN_ERR, fnic->lport->host,
459 shost_printk(KERN_ERR, fnic->lport->host,
474 shost_printk(KERN_ERR, fnic->lport->host,
481 shost_printk(KERN_ERR, fnic->lport->host,
489 shost_printk(KERN_ERR, fnic->lport->host,
498 shost_printk(KERN_ERR, fnic->lport->host,
504 fnic->bar0.vaddr = pci_iomap(pdev, 0, 0);
505 fnic->bar0.bus_addr = pci_resource_start(pdev, 0);
506 fnic->bar0.len = pci_resource_len(pdev, 0);
508 if (!fnic->bar0.vaddr) {
509 shost_printk(KERN_ERR, fnic->lport->host,
516 fnic->vdev = vnic_dev_register(NULL, fnic, pdev, &fnic->bar0);
517 if (!fnic->vdev) {
518 shost_printk(KERN_ERR, fnic->lport->host,
525 err = fnic_dev_wait(fnic->vdev, vnic_dev_open,
528 shost_printk(KERN_ERR, fnic->lport->host,
533 err = vnic_dev_init(fnic->vdev, 0);
535 shost_printk(KERN_ERR, fnic->lport->host,
540 err = vnic_dev_mac_addr(fnic->vdev, fnic->ctlr.ctl_src_addr);
542 shost_printk(KERN_ERR, fnic->lport->host,
547 memcpy(fnic->data_src_addr, fnic->ctlr.ctl_src_addr, ETH_ALEN);
550 err = fnic_get_vnic_config(fnic);
552 shost_printk(KERN_ERR, fnic->lport->host,
557 host->max_lun = fnic->config.luns_per_tgt;
561 fnic_get_res_counts(fnic);
563 err = fnic_set_intr_mode(fnic);
565 shost_printk(KERN_ERR, fnic->lport->host,
571 err = fnic_alloc_vnic_resources(fnic);
573 shost_printk(KERN_ERR, fnic->lport->host,
580 /* initialize all fnic locks */
581 spin_lock_init(&fnic->fnic_lock);
584 spin_lock_init(&fnic->wq_lock[i]);
587 spin_lock_init(&fnic->wq_copy_lock[i]);
588 fnic->wq_copy_desc_low[i] = DESC_CLEAN_LOW_WATERMARK;
589 fnic->fw_ack_recd[i] = 0;
590 fnic->fw_ack_index[i] = -1;
594 spin_lock_init(&fnic->io_req_lock[i]);
596 fnic->io_req_pool = mempool_create_slab_pool(2, fnic_io_req_cache);
597 if (!fnic->io_req_pool)
604 fnic->io_sgl_pool[FNIC_SGL_CACHE_DFLT] = pool;
610 fnic->io_sgl_pool[FNIC_SGL_CACHE_MAX] = pool;
613 fnic->vlan_hw_insert = 1;
614 fnic->vlan_id = 0;
617 fnic->ctlr.send = fnic_eth_send;
618 fnic->ctlr.update_mac = fnic_update_mac;
619 fnic->ctlr.get_src_addr = fnic_get_mac;
620 if (fnic->config.flags & VFCF_FIP_CAPABLE) {
621 shost_printk(KERN_INFO, fnic->lport->host,
624 vnic_dev_packet_filter(fnic->vdev, 1, 1, 0, 0, 0);
625 vnic_dev_add_addr(fnic->vdev, FIP_ALL_ENODE_MACS);
626 vnic_dev_add_addr(fnic->vdev, fnic->ctlr.ctl_src_addr);
627 fcoe_ctlr_init(&fnic->ctlr, FIP_MODE_AUTO);
629 shost_printk(KERN_INFO, fnic->lport->host,
631 fcoe_ctlr_init(&fnic->ctlr, FIP_MODE_NON_FIP);
633 fnic->state = FNIC_IN_FC_MODE;
636 fnic_set_nic_config(fnic, 0, 0, 0, 0, 0, 0, 1);
639 err = fnic_notify_set(fnic);
641 shost_printk(KERN_ERR, fnic->lport->host,
647 if (vnic_dev_get_intr_mode(fnic->vdev) == VNIC_DEV_INTR_MODE_MSI)
648 setup_timer(&fnic->notify_timer,
649 fnic_notify_timer, (unsigned long)fnic);
652 for (i = 0; i < fnic->rq_count; i++) {
653 err = vnic_rq_fill(&fnic->rq[i], fnic_alloc_rq_frame);
655 shost_printk(KERN_ERR, fnic->lport->host,
668 shost_printk(KERN_ERR, fnic->lport->host,
669 "fnic: scsi_add_host failed...exiting\n");
677 lp->max_retry_count = fnic->config.flogi_retries;
678 lp->max_rport_retry_count = fnic->config.plogi_retries;
681 if (fnic->config.flags & VFCF_FCP_SEQ_LVL_ERR)
685 lp->e_d_tov = fnic->config.ed_tov;
686 lp->r_a_tov = fnic->config.ra_tov;
688 fc_set_wwnn(lp, fnic->config.node_wwn);
689 fc_set_wwpn(lp, fnic->config.port_wwn);
691 fcoe_libfc_config(lp, &fnic->ctlr, &fnic_transport_template, 0);
703 if (fc_set_mfs(lp, fnic->config.maxdatafieldsize +
711 DRV_NAME " v" DRV_VERSION " over %s", fnic->name);
714 list_add_tail(&fnic->list, &fnic_list);
717 INIT_WORK(&fnic->link_work, fnic_handle_link);
718 INIT_WORK(&fnic->frame_work, fnic_handle_frame);
719 skb_queue_head_init(&fnic->frame_queue);
720 skb_queue_head_init(&fnic->tx_queue);
723 for (i = 0; i < fnic->raw_wq_count; i++)
724 vnic_wq_enable(&fnic->wq[i]);
725 for (i = 0; i < fnic->rq_count; i++)
726 vnic_rq_enable(&fnic->rq[i]);
727 for (i = 0; i < fnic->wq_copy_count; i++)
728 vnic_wq_copy_enable(&fnic->wq_copy[i]);
732 vnic_dev_enable(fnic->vdev);
734 err = fnic_request_intr(fnic);
736 shost_printk(KERN_ERR, fnic->lport->host,
741 for (i = 0; i < fnic->intr_count; i++)
742 vnic_intr_unmask(&fnic->intr[i]);
744 fnic_notify_timer_start(fnic);
754 for (i = 0; i < fnic->rq_count; i++)
755 vnic_rq_clean(&fnic->rq[i], fnic_free_rq_buf);
756 vnic_dev_notify_unset(fnic->vdev);
758 mempool_destroy(fnic->io_sgl_pool[FNIC_SGL_CACHE_MAX]);
760 mempool_destroy(fnic->io_sgl_pool[FNIC_SGL_CACHE_DFLT]);
762 mempool_destroy(fnic->io_req_pool);
764 fnic_free_vnic_resources(fnic);
766 fnic_clear_intr_mode(fnic);
768 vnic_dev_close(fnic->vdev);
770 vnic_dev_unregister(fnic->vdev);
772 fnic_iounmap(fnic);
785 struct fnic *fnic = pci_get_drvdata(pdev);
786 struct fc_lport *lp = fnic->lport;
793 * creating work items on the fnic workqueue
795 spin_lock_irqsave(&fnic->fnic_lock, flags);
796 fnic->stop_rx_link_events = 1;
797 spin_unlock_irqrestore(&fnic->fnic_lock, flags);
799 if (vnic_dev_get_intr_mode(fnic->vdev) == VNIC_DEV_INTR_MODE_MSI)
800 del_timer_sync(&fnic->notify_timer);
803 * Flush the fnic event queue. After this call, there should
804 * be no event queued for this fnic device in the workqueue
807 skb_queue_purge(&fnic->frame_queue);
808 skb_queue_purge(&fnic->tx_queue);
815 fc_fabric_logoff(fnic->lport);
817 spin_lock_irqsave(&fnic->fnic_lock, flags);
818 fnic->in_remove = 1;
819 spin_unlock_irqrestore(&fnic->fnic_lock, flags);
821 fcoe_ctlr_destroy(&fnic->ctlr);
825 * This stops the fnic device, masks all interrupts. Completed
829 fnic_cleanup(fnic);
831 BUG_ON(!skb_queue_empty(&fnic->frame_queue));
832 BUG_ON(!skb_queue_empty(&fnic->tx_queue));
835 list_del(&fnic->list);
838 fc_remove_host(fnic->lport->host);
839 scsi_remove_host(fnic->lport->host);
840 fc_exch_mgr_free(fnic->lport);
841 vnic_dev_notify_unset(fnic->vdev);
842 fnic_free_intr(fnic);
843 fnic_free_vnic_resources(fnic);
844 fnic_clear_intr_mode(fnic);
845 vnic_dev_close(fnic->vdev);
846 vnic_dev_unregister(fnic->vdev);
847 fnic_iounmap(fnic);
875 printk(KERN_ERR PFX "failed to create fnic dflt sgl slab\n");
887 printk(KERN_ERR PFX "failed to create fnic max sgl slab\n");
897 printk(KERN_ERR PFX "failed to create fnic io_req slab\n");
904 printk(KERN_ERR PFX "fnic work queue create failed\n");