dev/irdma/icrdma.c

59  * @rf: RDMA PCI function
63 irdma_init_tunable(struct irdma_pci_f *rf, uint8_t pf_id)
66 	struct irdma_tunable_info *t_info = &rf->tun_info;
87 		       OID_AUTO, "debug", CTLFLAG_RWTUN, &rf->sc_dev.debug_mask,
98 	rf->protocol_used = IRDMA_IWARP_PROTOCOL_ONLY;
100 		rf->protocol_used = IRDMA_ROCE_PROTOCOL_ONLY;
105 	       (rf->protocol_used == IRDMA_IWARP_PROTOCOL_ONLY) ? "iWARP" : "RoCEv2",
113 	irdma_dcqcn_tunables_init(rf);
114 	irdma_sysctl_settings(rf);
129 		if (!hdl->iwdev->rf->peer_info)
131 		if (hdl->iwdev->rf->peer_info->dev == p_dev->dev) {
165 irdma_get_qos_info(struct irdma_pci_f *rf, struct irdma_l2params *l2params,
192 	if (!(rf->sc_dev.debug_mask & IRDMA_DEBUG_DCB))
219 	irdma_debug(&rf->sc_dev, IRDMA_DEBUG_DCB, "num_tc:          %d\n", l2params->num_tc);
220 	irdma_debug(&rf->sc_dev, IRDMA_DEBUG_DCB, "num_apps:        %d\n", l2params->num_apps);
221 	irdma_debug(&rf->sc_dev, IRDMA_DEBUG_DCB, "vsi_prio_type:   %d\n", l2params->vsi_prio_type);
222 	irdma_debug(&rf->sc_dev, IRDMA_DEBUG_DCB, "vsi_rel_bw:      %d\n", l2params->vsi_rel_bw);
223 	irdma_debug(&rf->sc_dev, IRDMA_DEBUG_DCB, "egress_virt_up: %s\n", txt[0]);
224 	irdma_debug(&rf->sc_dev, IRDMA_DEBUG_DCB, "ingress_virt_up:%s\n", txt[1]);
225 	irdma_debug(&rf->sc_dev, IRDMA_DEBUG_DCB, "prio_type: %s\n", txt[2]);
226 	irdma_debug(&rf->sc_dev, IRDMA_DEBUG_DCB, "rel_bw:    %s\n", txt[3]);
227 	irdma_debug(&rf->sc_dev, IRDMA_DEBUG_DCB, "tc_ctx:    %s\n", txt[4]);
228 	irdma_debug(&rf->sc_dev, IRDMA_DEBUG_DCB, "up2tc:     %s\n", txt[5]);
229 	irdma_debug(&rf->sc_dev, IRDMA_DEBUG_DCB, "dscp_mode: %s\n", txt[6]);
231 	irdma_debug_buf(&rf->sc_dev, IRDMA_DEBUG_DCB, "l2params", l2params, sizeof(*l2params));
311 			irdma_log_invalid_mtu(l2params.mtu, &iwdev->rf->sc_dev);
326 		if (!atomic_inc_not_zero(&iwdev->rf->dev_ctx.event_rfcnt)) {
329 			       atomic_read(&iwdev->rf->dev_ctx.event_rfcnt));
342 			irdma_get_qos_info(iwdev->rf, &l2params, &event->port_qos);
343 			if (iwdev->rf->protocol_used != IRDMA_IWARP_PROTOCOL_ONLY)
350 		atomic_dec(&iwdev->rf->dev_ctx.event_rfcnt);
357 			pe_criterr = readl(iwdev->rf->sc_dev.hw_regs[IRDMA_GLPE_CRITERR]);
361 				iwdev->rf->reset = true;
363 				irdma_dev_warn(to_ibdev(&iwdev->rf->sc_dev),
369 			iwdev->rf->reset = true;
371 		if (iwdev->rf->reset)
372 			iwdev->rf->gen_ops.request_reset(iwdev->rf);
375 		iwdev->rf->reset = true;
410 	struct irdma_pci_f *rf = iwdev->rf;
417 		irdma_debug(&rf->sc_dev, IRDMA_DEBUG_INIT,
419 			    rf->peer_info->pf_id, if_getdunit(peer->ifp));
420 		atomic_dec(&rf->dev_ctx.event_rfcnt);
422 				   !atomic_read(&rf->dev_ctx.event_rfcnt),
424 		if (atomic_read(&rf->dev_ctx.event_rfcnt) != 0) {
427 			       atomic_read(&rf->dev_ctx.event_rfcnt));
429 		irdma_dereg_ipaddr_event_cb(rf);
437 		irdma_debug(&rf->sc_dev, IRDMA_DEBUG_INIT,
439 			    rf->peer_info->pf_id, if_getdunit(peer->ifp));
440 		irdma_get_qos_info(iwdev->rf, &l2params, &peer->initial_qos_info);
441 		if (iwdev->rf->protocol_used != IRDMA_IWARP_PROTOCOL_ONLY)
457 		irdma_sw_stats_tunables_init(rf);
461 		irdma_reg_ipaddr_event_cb(rf);
462 		atomic_inc(&rf->dev_ctx.event_rfcnt);
463 		irdma_debug(&rf->sc_dev, IRDMA_DEBUG_INIT,
465 			    rf->peer_info->pf_id, if_getdunit(peer->ifp));
472  * @rf: RDMA PCI function
475 irdma_alloc_pcidev(struct ice_rdma_peer *peer, struct irdma_pci_f *rf)
477 	rf->pcidev = kzalloc(sizeof(struct pci_dev), GFP_KERNEL);
478 	if (!rf->pcidev) {
481 	if (linux_pci_attach_device(rf->dev_ctx.dev, NULL, NULL, rf->pcidev))
489  * @rf: RDMA PCI function
492 irdma_dealloc_pcidev(struct irdma_pci_f *rf)
494 	linux_pci_detach_device(rf->pcidev);
495 	kfree(rf->pcidev);
499  * irdma_fill_device_info - assign initial values to rf variables
507 	struct irdma_pci_f *rf = iwdev->rf;
509 	rf->peer_info = peer;
510 	rf->gen_ops.register_qset = irdma_register_qset;
511 	rf->gen_ops.unregister_qset = irdma_unregister_qset;
513 	rf->rdma_ver = IRDMA_GEN_2;
514 	rf->sc_dev.hw_attrs.uk_attrs.hw_rev = IRDMA_GEN_2;
515 	rf->rsrc_profile = IRDMA_HMC_PROFILE_DEFAULT;
516 	rf->rst_to = IRDMA_RST_TIMEOUT_HZ;
517 	rf->check_fc = irdma_check_fc_for_qp;
518 	rf->gen_ops.request_reset = irdma_request_reset;
519 	irdma_set_rf_user_cfg_params(rf);
521 	rf->default_vsi.vsi_idx = peer->pf_vsi_num;
522 	rf->dev_ctx.dev = peer->dev;
523 	rf->dev_ctx.mem_bus_space_tag = rman_get_bustag(peer->pci_mem);
524 	rf->dev_ctx.mem_bus_space_handle = rman_get_bushandle(peer->pci_mem);
525 	rf->dev_ctx.mem_bus_space_size = rman_get_size(peer->pci_mem);
527 	rf->hw.dev_context = &rf->dev_ctx;
528 	rf->hw.hw_addr = (u8 *)rman_get_virtual(peer->pci_mem);
529 	rf->msix_count = peer->msix.count;
530 	rf->msix_info.entry = peer->msix.base;
531 	rf->msix_info.vector = peer->msix.count;
533 	       rf->msix_count, rf->msix_info.entry, rf->msix_info.vector);
535 	rf->iwdev = iwdev;
545 	if (rf->protocol_used == IRDMA_ROCE_PROTOCOL_ONLY) {
561 	struct irdma_pci_f *rf;
583 	iwdev->rf = kzalloc(sizeof(*rf), GFP_KERNEL);
584 	if (!iwdev->rf) {
592 	irdma_init_tunable(iwdev->rf, if_getdunit(peer->ifp));
594 	rf = iwdev->rf;
596 	if (irdma_alloc_pcidev(peer, rf))
601 	if (irdma_ctrl_init_hw(rf)) {
606 	rf->dev_ctx.task_arg.peer = peer;
607 	rf->dev_ctx.task_arg.iwdev = iwdev;
608 	rf->dev_ctx.task_arg.peer = peer;
610 	TASK_INIT(&hdl->deferred_task, 0, irdma_finalize_task, &rf->dev_ctx.task_arg);
622 	irdma_dealloc_pcidev(rf);
624 	kfree(iwdev->rf);
662 	hdl->iwdev->rf->dev_ctx.task_arg.iwdev = NULL;
663 	hdl->iwdev->rf->dev_ctx.task_arg.peer = NULL;
665 	sysctl_ctx_free(&iwdev->rf->tun_info.irdma_sysctl_ctx);
666 	hdl->iwdev->rf->tun_info.irdma_sysctl_tree = NULL;
667 	hdl->iwdev->rf->tun_info.sws_sysctl_tree = NULL;
669 	irdma_ctrl_deinit_hw(iwdev->rf);
671 	irdma_dealloc_pcidev(iwdev->rf);
675 	kfree(iwdev->rf);
725 	if (iwdev && iwdev->rf->reset)
745 			if (!hdl->iwdev->rf->peer_info)
753 		IRDMA_CLOSE(hdl->iwdev->rf->peer_info);
754 		IRDMA_REMOVE(hdl->iwdev->rf->peer_info);