Lines Matching +full:entry +full:- +full:method
2 * Copyright (c) 2004-2007 Voltaire, Inc. All rights reserved.
18 * - Redistributions of source code must retain the above
22 * - Redistributions in binary form must reproduce the above
40 #include <linux/dma-mapping.h>
60 struct trace_event_raw_ib_mad_send_template *entry) in create_mad_addr_info() argument
63 struct ib_device *dev = qp_info->port_priv->device; in create_mad_addr_info()
64 u8 pnum = qp_info->port_priv->port_num; in create_mad_addr_info()
65 struct ib_ud_wr *wr = &mad_send_wr->send_wr; in create_mad_addr_info()
68 rdma_query_ah(wr->ah, &attr); in create_mad_addr_info()
71 entry->sl = attr.sl; in create_mad_addr_info()
72 ib_query_pkey(dev, pnum, wr->pkey_index, &pkey); in create_mad_addr_info()
73 entry->pkey = pkey; in create_mad_addr_info()
74 entry->rqpn = wr->remote_qpn; in create_mad_addr_info()
75 entry->rqkey = wr->remote_qkey; in create_mad_addr_info()
76 entry->dlid = rdma_ah_get_dlid(&attr); in create_mad_addr_info()
96 static int method_in_use(struct ib_mad_mgmt_method_table **method,
123 struct ib_mad_port_private *entry; in __ib_get_mad_port() local
125 list_for_each_entry(entry, &ib_mad_port_list, port_list) { in __ib_get_mad_port()
126 if (entry->device == device && entry->port_num == port_num) in __ib_get_mad_port()
127 return entry; in __ib_get_mad_port()
139 struct ib_mad_port_private *entry; in ib_get_mad_port() local
143 entry = __ib_get_mad_port(device, port_num); in ib_get_mad_port()
146 return entry; in ib_get_mad_port()
165 return -1; in get_spl_qp_index()
171 return mgmt_class - IB_MGMT_CLASS_VENDOR_RANGE2_START; in vendor_class_index()
193 struct ib_mad_mgmt_method_table *method; in is_vendor_method_in_use() local
197 if (!memcmp(vendor_class->oui[i], mad_reg_req->oui, 3)) { in is_vendor_method_in_use()
198 method = vendor_class->method_table[i]; in is_vendor_method_in_use()
199 if (method) { in is_vendor_method_in_use()
200 if (method_in_use(&method, mad_reg_req)) in is_vendor_method_in_use()
212 return ((hdr->method & IB_MGMT_METHOD_RESP) || in ib_response_mad()
213 (hdr->method == IB_MGMT_METHOD_TRAP_REPRESS) || in ib_response_mad()
214 ((hdr->mgmt_class == IB_MGMT_CLASS_BM) && in ib_response_mad()
215 (hdr->attr_mod & IB_BM_ATTR_MOD_RESP))); in ib_response_mad()
220 * ib_register_mad_agent - Register to send/receive MADs
235 struct ib_mad_agent *ret = ERR_PTR(-EINVAL); in ib_register_mad_agent()
241 struct ib_mad_mgmt_method_table *method; in ib_register_mad_agent() local
247 return ERR_PTR(-EPROTONOSUPPORT); in ib_register_mad_agent()
251 if (qpn == -1) { in ib_register_mad_agent()
252 dev_dbg_ratelimited(&device->dev, "%s: invalid QP Type %d\n", in ib_register_mad_agent()
258 dev_dbg_ratelimited(&device->dev, in ib_register_mad_agent()
266 if (mad_reg_req->mgmt_class_version >= MAX_MGMT_VERSION) { in ib_register_mad_agent()
267 dev_dbg_ratelimited(&device->dev, in ib_register_mad_agent()
270 mad_reg_req->mgmt_class_version); in ib_register_mad_agent()
274 dev_dbg_ratelimited(&device->dev, in ib_register_mad_agent()
278 if (mad_reg_req->mgmt_class >= MAX_MGMT_CLASS) { in ib_register_mad_agent()
283 if (mad_reg_req->mgmt_class != in ib_register_mad_agent()
285 dev_dbg_ratelimited(&device->dev, in ib_register_mad_agent()
287 __func__, mad_reg_req->mgmt_class); in ib_register_mad_agent()
290 } else if (mad_reg_req->mgmt_class == 0) { in ib_register_mad_agent()
295 dev_dbg_ratelimited(&device->dev, in ib_register_mad_agent()
299 } else if (is_vendor_class(mad_reg_req->mgmt_class)) { in ib_register_mad_agent()
304 if (!is_vendor_oui(mad_reg_req->oui)) { in ib_register_mad_agent()
305 dev_dbg_ratelimited(&device->dev, in ib_register_mad_agent()
308 mad_reg_req->mgmt_class); in ib_register_mad_agent()
313 if (!ib_is_mad_class_rmpp(mad_reg_req->mgmt_class)) { in ib_register_mad_agent()
315 dev_dbg_ratelimited(&device->dev, in ib_register_mad_agent()
316 "%s: RMPP version for non-RMPP class 0x%x\n", in ib_register_mad_agent()
317 __func__, mad_reg_req->mgmt_class); in ib_register_mad_agent()
324 if ((mad_reg_req->mgmt_class != in ib_register_mad_agent()
326 (mad_reg_req->mgmt_class != in ib_register_mad_agent()
328 dev_dbg_ratelimited(&device->dev, in ib_register_mad_agent()
330 __func__, mad_reg_req->mgmt_class); in ib_register_mad_agent()
334 if ((mad_reg_req->mgmt_class == in ib_register_mad_agent()
336 (mad_reg_req->mgmt_class == in ib_register_mad_agent()
338 dev_dbg_ratelimited(&device->dev, in ib_register_mad_agent()
340 __func__, mad_reg_req->mgmt_class); in ib_register_mad_agent()
355 dev_dbg_ratelimited(&device->dev, "%s: Invalid port %d\n", in ib_register_mad_agent()
357 ret = ERR_PTR(-ENODEV); in ib_register_mad_agent()
364 if (!port_priv->qp_info[qpn].qp) { in ib_register_mad_agent()
365 dev_dbg_ratelimited(&device->dev, "%s: QP %d not supported\n", in ib_register_mad_agent()
367 ret = ERR_PTR(-EPROTONOSUPPORT); in ib_register_mad_agent()
374 ret = ERR_PTR(-ENOMEM); in ib_register_mad_agent()
381 ret = ERR_PTR(-ENOMEM); in ib_register_mad_agent()
387 mad_agent_priv->qp_info = &port_priv->qp_info[qpn]; in ib_register_mad_agent()
388 mad_agent_priv->reg_req = reg_req; in ib_register_mad_agent()
389 mad_agent_priv->agent.rmpp_version = rmpp_version; in ib_register_mad_agent()
390 mad_agent_priv->agent.device = device; in ib_register_mad_agent()
391 mad_agent_priv->agent.recv_handler = recv_handler; in ib_register_mad_agent()
392 mad_agent_priv->agent.send_handler = send_handler; in ib_register_mad_agent()
393 mad_agent_priv->agent.context = context; in ib_register_mad_agent()
394 mad_agent_priv->agent.qp = port_priv->qp_info[qpn].qp; in ib_register_mad_agent()
395 mad_agent_priv->agent.port_num = port_num; in ib_register_mad_agent()
396 mad_agent_priv->agent.flags = registration_flags; in ib_register_mad_agent()
397 spin_lock_init(&mad_agent_priv->lock); in ib_register_mad_agent()
398 INIT_LIST_HEAD(&mad_agent_priv->send_list); in ib_register_mad_agent()
399 INIT_LIST_HEAD(&mad_agent_priv->wait_list); in ib_register_mad_agent()
400 INIT_LIST_HEAD(&mad_agent_priv->done_list); in ib_register_mad_agent()
401 INIT_LIST_HEAD(&mad_agent_priv->rmpp_list); in ib_register_mad_agent()
402 INIT_DELAYED_WORK(&mad_agent_priv->timed_work, timeout_sends); in ib_register_mad_agent()
403 INIT_LIST_HEAD(&mad_agent_priv->local_list); in ib_register_mad_agent()
404 INIT_WORK(&mad_agent_priv->local_work, local_completions); in ib_register_mad_agent()
405 refcount_set(&mad_agent_priv->refcount, 1); in ib_register_mad_agent()
406 init_completion(&mad_agent_priv->comp); in ib_register_mad_agent()
408 ret2 = ib_mad_agent_security_setup(&mad_agent_priv->agent, qp_type); in ib_register_mad_agent()
418 ret2 = xa_alloc_cyclic(&ib_mad_clients, &mad_agent_priv->agent.hi_tid, in ib_register_mad_agent()
419 mad_agent_priv, XA_LIMIT(0, (1 << 24) - 1), in ib_register_mad_agent()
430 spin_lock_irq(&port_priv->reg_lock); in ib_register_mad_agent()
432 mgmt_class = convert_mgmt_class(mad_reg_req->mgmt_class); in ib_register_mad_agent()
434 class = port_priv->version[mad_reg_req-> in ib_register_mad_agent()
437 method = class->method_table[mgmt_class]; in ib_register_mad_agent()
438 if (method) { in ib_register_mad_agent()
439 if (method_in_use(&method, in ib_register_mad_agent()
448 vendor = port_priv->version[mad_reg_req-> in ib_register_mad_agent()
452 vendor_class = vendor->vendor_class[vclass]; in ib_register_mad_agent()
467 spin_unlock_irq(&port_priv->reg_lock); in ib_register_mad_agent()
470 return &mad_agent_priv->agent; in ib_register_mad_agent()
472 spin_unlock_irq(&port_priv->reg_lock); in ib_register_mad_agent()
473 xa_erase(&ib_mad_clients, mad_agent_priv->agent.hi_tid); in ib_register_mad_agent()
475 ib_mad_agent_security_cleanup(&mad_agent_priv->agent); in ib_register_mad_agent()
487 if (refcount_dec_and_test(&mad_agent_priv->refcount)) in deref_mad_agent()
488 complete(&mad_agent_priv->comp); in deref_mad_agent()
503 port_priv = mad_agent_priv->qp_info->port_priv; in unregister_mad_agent()
504 cancel_delayed_work(&mad_agent_priv->timed_work); in unregister_mad_agent()
506 spin_lock_irq(&port_priv->reg_lock); in unregister_mad_agent()
508 spin_unlock_irq(&port_priv->reg_lock); in unregister_mad_agent()
509 xa_erase(&ib_mad_clients, mad_agent_priv->agent.hi_tid); in unregister_mad_agent()
511 flush_workqueue(port_priv->wq); in unregister_mad_agent()
514 wait_for_completion(&mad_agent_priv->comp); in unregister_mad_agent()
517 ib_mad_agent_security_cleanup(&mad_agent_priv->agent); in unregister_mad_agent()
519 kfree(mad_agent_priv->reg_req); in unregister_mad_agent()
524 * ib_unregister_mad_agent - Unregisters a client from using MAD services
544 mad_queue = mad_list->mad_queue; in dequeue_mad()
545 spin_lock_irqsave(&mad_queue->lock, flags); in dequeue_mad()
546 list_del(&mad_list->list); in dequeue_mad()
547 mad_queue->count--; in dequeue_mad()
548 spin_unlock_irqrestore(&mad_queue->lock, flags); in dequeue_mad()
555 wc->wr_cqe = cqe; in build_smp_wc()
556 wc->status = IB_WC_SUCCESS; in build_smp_wc()
557 wc->opcode = IB_WC_RECV; in build_smp_wc()
558 wc->pkey_index = pkey_index; in build_smp_wc()
559 wc->byte_len = sizeof(struct ib_mad) + sizeof(struct ib_grh); in build_smp_wc()
560 wc->src_qp = IB_QP0; in build_smp_wc()
561 wc->qp = qp; in build_smp_wc()
562 wc->slid = slid; in build_smp_wc()
563 wc->sl = 0; in build_smp_wc()
564 wc->dlid_path_bits = 0; in build_smp_wc()
565 wc->port_num = port_num; in build_smp_wc()
570 return sizeof(struct ib_mad_private) + mp->mad_size; in mad_priv_size()
579 ret->mad_size = mad_size; in alloc_mad_private()
586 return rdma_max_mad_size(port_priv->device, port_priv->port_num); in port_mad_size()
591 return sizeof(struct ib_grh) + mp->mad_size; in mad_priv_dma_size()
603 struct ib_smp *smp = mad_send_wr->send_buf.mad; in handle_outgoing_dr_smp()
610 struct ib_device *device = mad_agent_priv->agent.device; in handle_outgoing_dr_smp()
613 struct ib_ud_wr *send_wr = &mad_send_wr->send_wr; in handle_outgoing_dr_smp()
614 size_t mad_size = port_mad_size(mad_agent_priv->qp_info->port_priv); in handle_outgoing_dr_smp()
617 bool opa = rdma_cap_opa_mad(mad_agent_priv->qp_info->port_priv->device, in handle_outgoing_dr_smp()
618 mad_agent_priv->qp_info->port_priv->port_num); in handle_outgoing_dr_smp()
621 smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE) in handle_outgoing_dr_smp()
622 port_num = send_wr->port_num; in handle_outgoing_dr_smp()
624 port_num = mad_agent_priv->agent.port_num; in handle_outgoing_dr_smp()
632 if (opa && smp->class_version == OPA_SM_CLASS_VERSION) { in handle_outgoing_dr_smp()
638 ? opa_smp->route.dr.dr_dlid : opa_smp->route.dr.dr_slid) == in handle_outgoing_dr_smp()
643 ret = -EINVAL; in handle_outgoing_dr_smp()
644 dev_err(&device->dev, "OPA Invalid directed route\n"); in handle_outgoing_dr_smp()
647 opa_drslid = be32_to_cpu(opa_smp->route.dr.dr_slid); in handle_outgoing_dr_smp()
650 ret = -EINVAL; in handle_outgoing_dr_smp()
651 dev_err(&device->dev, "OPA Invalid dr_slid 0x%x\n", in handle_outgoing_dr_smp()
664 if ((ib_get_smp_direction(smp) ? smp->dr_dlid : smp->dr_slid) == in handle_outgoing_dr_smp()
668 ret = -EINVAL; in handle_outgoing_dr_smp()
669 dev_err(&device->dev, "Invalid directed route\n"); in handle_outgoing_dr_smp()
672 drslid = be16_to_cpu(smp->dr_slid); in handle_outgoing_dr_smp()
682 ret = -ENOMEM; in handle_outgoing_dr_smp()
685 local->mad_priv = NULL; in handle_outgoing_dr_smp()
686 local->recv_mad_agent = NULL; in handle_outgoing_dr_smp()
689 ret = -ENOMEM; in handle_outgoing_dr_smp()
694 build_smp_wc(mad_agent_priv->agent.qp, in handle_outgoing_dr_smp()
695 send_wr->wr.wr_cqe, drslid, in handle_outgoing_dr_smp()
696 send_wr->pkey_index, in handle_outgoing_dr_smp()
697 send_wr->port_num, &mad_wc); in handle_outgoing_dr_smp()
699 if (opa && smp->base_version == OPA_MGMT_BASE_VERSION) { in handle_outgoing_dr_smp()
700 mad_wc.byte_len = mad_send_wr->send_buf.hdr_len in handle_outgoing_dr_smp()
701 + mad_send_wr->send_buf.data_len in handle_outgoing_dr_smp()
706 ret = device->ops.process_mad(device, 0, port_num, &mad_wc, NULL, in handle_outgoing_dr_smp()
708 (struct ib_mad *)mad_priv->mad, &mad_size, in handle_outgoing_dr_smp()
713 if (ib_response_mad((const struct ib_mad_hdr *)mad_priv->mad) && in handle_outgoing_dr_smp()
714 mad_agent_priv->agent.recv_handler) { in handle_outgoing_dr_smp()
715 local->mad_priv = mad_priv; in handle_outgoing_dr_smp()
716 local->recv_mad_agent = mad_agent_priv; in handle_outgoing_dr_smp()
721 refcount_inc(&mad_agent_priv->refcount); in handle_outgoing_dr_smp()
730 port_priv = ib_get_mad_port(mad_agent_priv->agent.device, in handle_outgoing_dr_smp()
731 mad_agent_priv->agent.port_num); in handle_outgoing_dr_smp()
733 memcpy(mad_priv->mad, smp, mad_priv->mad_size); in handle_outgoing_dr_smp()
735 (const struct ib_mad_hdr *)mad_priv->mad); in handle_outgoing_dr_smp()
745 local->mad_priv = mad_priv; in handle_outgoing_dr_smp()
746 local->recv_mad_agent = recv_mad_agent; in handle_outgoing_dr_smp()
751 ret = -EINVAL; in handle_outgoing_dr_smp()
755 local->mad_send_wr = mad_send_wr; in handle_outgoing_dr_smp()
757 local->mad_send_wr->send_wr.pkey_index = out_mad_pkey_index; in handle_outgoing_dr_smp()
758 local->return_wc_byte_len = mad_size; in handle_outgoing_dr_smp()
761 refcount_inc(&mad_agent_priv->refcount); in handle_outgoing_dr_smp()
763 spin_lock_irqsave(&mad_agent_priv->lock, flags); in handle_outgoing_dr_smp()
764 list_add_tail(&local->completion_list, &mad_agent_priv->local_list); in handle_outgoing_dr_smp()
765 spin_unlock_irqrestore(&mad_agent_priv->lock, flags); in handle_outgoing_dr_smp()
766 queue_work(mad_agent_priv->qp_info->port_priv->wq, in handle_outgoing_dr_smp()
767 &mad_agent_priv->local_work); in handle_outgoing_dr_smp()
777 seg_size = mad_size - hdr_len; in get_pad_size()
779 pad = seg_size - data_len % seg_size; in get_pad_size()
789 list_for_each_entry_safe(s, t, &mad_send_wr->rmpp_list, list) { in free_send_rmpp_list()
790 list_del(&s->list); in free_send_rmpp_list()
798 struct ib_mad_send_buf *send_buf = &send_wr->send_buf; in alloc_send_rmpp_list()
799 struct ib_rmpp_mad *rmpp_mad = send_buf->mad; in alloc_send_rmpp_list()
803 send_buf->seg_size = mad_size - send_buf->hdr_len; in alloc_send_rmpp_list()
804 send_buf->seg_rmpp_size = mad_size - IB_MGMT_RMPP_HDR; in alloc_send_rmpp_list()
805 seg_size = send_buf->seg_size; in alloc_send_rmpp_list()
806 pad = send_wr->pad; in alloc_send_rmpp_list()
809 for (left = send_buf->data_len + pad; left > 0; left -= seg_size) { in alloc_send_rmpp_list()
813 return -ENOMEM; in alloc_send_rmpp_list()
815 seg->num = ++send_buf->seg_count; in alloc_send_rmpp_list()
816 list_add_tail(&seg->list, &send_wr->rmpp_list); in alloc_send_rmpp_list()
821 memset(seg->data + seg_size - pad, 0, pad); in alloc_send_rmpp_list()
823 rmpp_mad->rmpp_hdr.rmpp_version = send_wr->mad_agent_priv-> in alloc_send_rmpp_list()
825 rmpp_mad->rmpp_hdr.rmpp_type = IB_MGMT_RMPP_TYPE_DATA; in alloc_send_rmpp_list()
826 ib_set_rmpp_flags(&rmpp_mad->rmpp_hdr, IB_MGMT_RMPP_FLAG_ACTIVE); in alloc_send_rmpp_list()
828 send_wr->cur_seg = container_of(send_wr->rmpp_list.next, in alloc_send_rmpp_list()
830 send_wr->last_ack_seg = send_wr->cur_seg; in alloc_send_rmpp_list()
836 return agent->rmpp_version && !(agent->flags & IB_MAD_USER_RMPP); in ib_mad_kernel_rmpp_agent()
857 opa = rdma_cap_opa_mad(mad_agent->device, mad_agent->port_num); in ib_create_send_mad()
869 return ERR_PTR(-EINVAL); in ib_create_send_mad()
872 return ERR_PTR(-EINVAL); in ib_create_send_mad()
877 return ERR_PTR(-ENOMEM); in ib_create_send_mad()
880 INIT_LIST_HEAD(&mad_send_wr->rmpp_list); in ib_create_send_mad()
881 mad_send_wr->send_buf.mad = buf; in ib_create_send_mad()
882 mad_send_wr->send_buf.hdr_len = hdr_len; in ib_create_send_mad()
883 mad_send_wr->send_buf.data_len = data_len; in ib_create_send_mad()
884 mad_send_wr->pad = pad; in ib_create_send_mad()
886 mad_send_wr->mad_agent_priv = mad_agent_priv; in ib_create_send_mad()
887 mad_send_wr->sg_list[0].length = hdr_len; in ib_create_send_mad()
888 mad_send_wr->sg_list[0].lkey = mad_agent->qp->pd->local_dma_lkey; in ib_create_send_mad()
892 data_len < mad_size - hdr_len) in ib_create_send_mad()
893 mad_send_wr->sg_list[1].length = data_len; in ib_create_send_mad()
895 mad_send_wr->sg_list[1].length = mad_size - hdr_len; in ib_create_send_mad()
897 mad_send_wr->sg_list[1].lkey = mad_agent->qp->pd->local_dma_lkey; in ib_create_send_mad()
899 mad_send_wr->mad_list.cqe.done = ib_mad_send_done; in ib_create_send_mad()
901 mad_send_wr->send_wr.wr.wr_cqe = &mad_send_wr->mad_list.cqe; in ib_create_send_mad()
902 mad_send_wr->send_wr.wr.sg_list = mad_send_wr->sg_list; in ib_create_send_mad()
903 mad_send_wr->send_wr.wr.num_sge = 2; in ib_create_send_mad()
904 mad_send_wr->send_wr.wr.opcode = IB_WR_SEND; in ib_create_send_mad()
905 mad_send_wr->send_wr.wr.send_flags = IB_SEND_SIGNALED; in ib_create_send_mad()
906 mad_send_wr->send_wr.remote_qpn = remote_qpn; in ib_create_send_mad()
907 mad_send_wr->send_wr.remote_qkey = IB_QP_SET_QKEY; in ib_create_send_mad()
908 mad_send_wr->send_wr.pkey_index = pkey_index; in ib_create_send_mad()
918 mad_send_wr->send_buf.mad_agent = mad_agent; in ib_create_send_mad()
919 refcount_inc(&mad_agent_priv->refcount); in ib_create_send_mad()
920 return &mad_send_wr->send_buf; in ib_create_send_mad()
960 list = &mad_send_wr->cur_seg->list; in ib_get_rmpp_segment()
962 if (mad_send_wr->cur_seg->num < seg_num) { in ib_get_rmpp_segment()
963 list_for_each_entry(mad_send_wr->cur_seg, list, list) in ib_get_rmpp_segment()
964 if (mad_send_wr->cur_seg->num == seg_num) in ib_get_rmpp_segment()
966 } else if (mad_send_wr->cur_seg->num > seg_num) { in ib_get_rmpp_segment()
967 list_for_each_entry_reverse(mad_send_wr->cur_seg, list, list) in ib_get_rmpp_segment()
968 if (mad_send_wr->cur_seg->num == seg_num) in ib_get_rmpp_segment()
971 return mad_send_wr->cur_seg->data; in ib_get_rmpp_segment()
977 if (mad_send_wr->send_buf.seg_count) in ib_get_payload()
978 return ib_get_rmpp_segment(&mad_send_wr->send_buf, in ib_get_payload()
979 mad_send_wr->seg_num); in ib_get_payload()
981 return mad_send_wr->send_buf.mad + in ib_get_payload()
982 mad_send_wr->send_buf.hdr_len; in ib_get_payload()
990 mad_agent_priv = container_of(send_buf->mad_agent, in ib_free_send_mad()
996 kfree(send_buf->mad); in ib_free_send_mad()
1011 qp_info = mad_send_wr->mad_agent_priv->qp_info; in ib_send_mad()
1012 mad_send_wr->mad_list.mad_queue = &qp_info->send_queue; in ib_send_mad()
1013 mad_send_wr->mad_list.cqe.done = ib_mad_send_done; in ib_send_mad()
1014 mad_send_wr->send_wr.wr.wr_cqe = &mad_send_wr->mad_list.cqe; in ib_send_mad()
1016 mad_agent = mad_send_wr->send_buf.mad_agent; in ib_send_mad()
1017 sge = mad_send_wr->sg_list; in ib_send_mad()
1018 sge[0].addr = ib_dma_map_single(mad_agent->device, in ib_send_mad()
1019 mad_send_wr->send_buf.mad, in ib_send_mad()
1022 if (unlikely(ib_dma_mapping_error(mad_agent->device, sge[0].addr))) in ib_send_mad()
1023 return -ENOMEM; in ib_send_mad()
1025 mad_send_wr->header_mapping = sge[0].addr; in ib_send_mad()
1027 sge[1].addr = ib_dma_map_single(mad_agent->device, in ib_send_mad()
1031 if (unlikely(ib_dma_mapping_error(mad_agent->device, sge[1].addr))) { in ib_send_mad()
1032 ib_dma_unmap_single(mad_agent->device, in ib_send_mad()
1033 mad_send_wr->header_mapping, in ib_send_mad()
1035 return -ENOMEM; in ib_send_mad()
1037 mad_send_wr->payload_mapping = sge[1].addr; in ib_send_mad()
1039 spin_lock_irqsave(&qp_info->send_queue.lock, flags); in ib_send_mad()
1040 if (qp_info->send_queue.count < qp_info->send_queue.max_active) { in ib_send_mad()
1042 ret = ib_post_send(mad_agent->qp, &mad_send_wr->send_wr.wr, in ib_send_mad()
1044 list = &qp_info->send_queue.list; in ib_send_mad()
1047 list = &qp_info->overflow_list; in ib_send_mad()
1051 qp_info->send_queue.count++; in ib_send_mad()
1052 list_add_tail(&mad_send_wr->mad_list.list, list); in ib_send_mad()
1054 spin_unlock_irqrestore(&qp_info->send_queue.lock, flags); in ib_send_mad()
1056 ib_dma_unmap_single(mad_agent->device, in ib_send_mad()
1057 mad_send_wr->header_mapping, in ib_send_mad()
1059 ib_dma_unmap_single(mad_agent->device, in ib_send_mad()
1060 mad_send_wr->payload_mapping, in ib_send_mad()
1067 * ib_post_send_mad - Posts MAD(s) to the send queue of the QP associated
1077 int ret = -EINVAL; in ib_post_send_mad()
1084 mad_agent_priv = mad_send_wr->mad_agent_priv; in ib_post_send_mad()
1087 mad_send_wr->send_wr.pkey_index); in ib_post_send_mad()
1091 if (!send_buf->mad_agent->send_handler || in ib_post_send_mad()
1092 (send_buf->timeout_ms && in ib_post_send_mad()
1093 !send_buf->mad_agent->recv_handler)) { in ib_post_send_mad()
1094 ret = -EINVAL; in ib_post_send_mad()
1098 if (!ib_is_mad_class_rmpp(((struct ib_mad_hdr *) send_buf->mad)->mgmt_class)) { in ib_post_send_mad()
1099 if (mad_agent_priv->agent.rmpp_version) { in ib_post_send_mad()
1100 ret = -EINVAL; in ib_post_send_mad()
1110 next_send_buf = send_buf->next; in ib_post_send_mad()
1111 mad_send_wr->send_wr.ah = send_buf->ah; in ib_post_send_mad()
1113 if (((struct ib_mad_hdr *) send_buf->mad)->mgmt_class == in ib_post_send_mad()
1123 mad_send_wr->tid = ((struct ib_mad_hdr *) send_buf->mad)->tid; in ib_post_send_mad()
1125 mad_send_wr->timeout = msecs_to_jiffies(send_buf->timeout_ms); in ib_post_send_mad()
1126 mad_send_wr->max_retries = send_buf->retries; in ib_post_send_mad()
1127 mad_send_wr->retries_left = send_buf->retries; in ib_post_send_mad()
1128 send_buf->retries = 0; in ib_post_send_mad()
1130 mad_send_wr->refcount = 1 + (mad_send_wr->timeout > 0); in ib_post_send_mad()
1131 mad_send_wr->status = IB_WC_SUCCESS; in ib_post_send_mad()
1134 refcount_inc(&mad_agent_priv->refcount); in ib_post_send_mad()
1135 spin_lock_irqsave(&mad_agent_priv->lock, flags); in ib_post_send_mad()
1136 list_add_tail(&mad_send_wr->agent_list, in ib_post_send_mad()
1137 &mad_agent_priv->send_list); in ib_post_send_mad()
1138 spin_unlock_irqrestore(&mad_agent_priv->lock, flags); in ib_post_send_mad()
1140 if (ib_mad_kernel_rmpp_agent(&mad_agent_priv->agent)) { in ib_post_send_mad()
1148 spin_lock_irqsave(&mad_agent_priv->lock, flags); in ib_post_send_mad()
1149 list_del(&mad_send_wr->agent_list); in ib_post_send_mad()
1150 spin_unlock_irqrestore(&mad_agent_priv->lock, flags); in ib_post_send_mad()
1164 * ib_free_recv_mad - Returns data buffers used to receive
1175 list_splice_init(&mad_recv_wc->rmpp_list, &free_list); in ib_free_recv_mad()
1191 static int method_in_use(struct ib_mad_mgmt_method_table **method, in method_in_use() argument
1196 for_each_set_bit(i, mad_reg_req->method_mask, IB_MGMT_MAX_METHODS) { in method_in_use()
1197 if ((*method)->agent[i]) { in method_in_use()
1198 pr_err("Method %d already in use\n", i); in method_in_use()
1199 return -EINVAL; in method_in_use()
1205 static int allocate_method_table(struct ib_mad_mgmt_method_table **method) in allocate_method_table() argument
1207 /* Allocate management method table */ in allocate_method_table()
1208 *method = kzalloc(sizeof **method, GFP_ATOMIC); in allocate_method_table()
1209 return (*method) ? 0 : (-ENOMEM); in allocate_method_table()
1215 static int check_method_table(struct ib_mad_mgmt_method_table *method) in check_method_table() argument
1220 if (method->agent[i]) in check_method_table()
1226 * Check to see if there are any method tables for this class still in use
1233 if (class->method_table[i]) in check_class_table()
1243 if (vendor_class->method_table[i]) in check_vendor_class()
1255 if (!memcmp(vendor_class->oui[i], oui, 3)) in find_vendor_oui()
1258 return -1; in find_vendor_oui()
1266 if (vendor->vendor_class[i]) in check_vendor_table()
1272 static void remove_methods_mad_agent(struct ib_mad_mgmt_method_table *method, in remove_methods_mad_agent() argument
1279 if (method->agent[i] == agent) { in remove_methods_mad_agent()
1280 method->agent[i] = NULL; in remove_methods_mad_agent()
1291 struct ib_mad_mgmt_method_table **method; in add_nonoui_reg_req() local
1294 port_priv = agent_priv->qp_info->port_priv; in add_nonoui_reg_req()
1295 class = &port_priv->version[mad_reg_req->mgmt_class_version].class; in add_nonoui_reg_req()
1300 ret = -ENOMEM; in add_nonoui_reg_req()
1304 /* Allocate method table for this management class */ in add_nonoui_reg_req()
1305 method = &(*class)->method_table[mgmt_class]; in add_nonoui_reg_req()
1306 if ((ret = allocate_method_table(method))) in add_nonoui_reg_req()
1309 method = &(*class)->method_table[mgmt_class]; in add_nonoui_reg_req()
1310 if (!*method) { in add_nonoui_reg_req()
1311 /* Allocate method table for this management class */ in add_nonoui_reg_req()
1312 if ((ret = allocate_method_table(method))) in add_nonoui_reg_req()
1318 if (method_in_use(method, mad_reg_req)) in add_nonoui_reg_req()
1322 for_each_set_bit(i, mad_reg_req->method_mask, IB_MGMT_MAX_METHODS) in add_nonoui_reg_req()
1323 (*method)->agent[i] = agent_priv; in add_nonoui_reg_req()
1329 remove_methods_mad_agent(*method, agent_priv); in add_nonoui_reg_req()
1331 if (!check_method_table(*method)) { in add_nonoui_reg_req()
1332 /* If not, release management method table */ in add_nonoui_reg_req()
1333 kfree(*method); in add_nonoui_reg_req()
1334 *method = NULL; in add_nonoui_reg_req()
1336 ret = -EINVAL; in add_nonoui_reg_req()
1352 struct ib_mad_mgmt_method_table **method; in add_oui_reg_req() local
1353 int i, ret = -ENOMEM; in add_oui_reg_req()
1357 vclass = vendor_class_index(mad_reg_req->mgmt_class); in add_oui_reg_req()
1358 port_priv = agent_priv->qp_info->port_priv; in add_oui_reg_req()
1359 vendor_table = &port_priv->version[ in add_oui_reg_req()
1360 mad_reg_req->mgmt_class_version].vendor; in add_oui_reg_req()
1369 if (!(*vendor_table)->vendor_class[vclass]) { in add_oui_reg_req()
1375 (*vendor_table)->vendor_class[vclass] = vendor_class; in add_oui_reg_req()
1379 if (!memcmp((*vendor_table)->vendor_class[vclass]->oui[i], in add_oui_reg_req()
1380 mad_reg_req->oui, 3)) { in add_oui_reg_req()
1381 method = &(*vendor_table)->vendor_class[ in add_oui_reg_req()
1382 vclass]->method_table[i]; in add_oui_reg_req()
1383 if (!*method) in add_oui_reg_req()
1390 if (!is_vendor_oui((*vendor_table)->vendor_class[ in add_oui_reg_req()
1391 vclass]->oui[i])) { in add_oui_reg_req()
1392 method = &(*vendor_table)->vendor_class[ in add_oui_reg_req()
1393 vclass]->method_table[i]; in add_oui_reg_req()
1394 /* Allocate method table for this OUI */ in add_oui_reg_req()
1395 if (!*method) { in add_oui_reg_req()
1396 ret = allocate_method_table(method); in add_oui_reg_req()
1400 memcpy((*vendor_table)->vendor_class[vclass]->oui[i], in add_oui_reg_req()
1401 mad_reg_req->oui, 3); in add_oui_reg_req()
1405 dev_err(&agent_priv->agent.device->dev, "All OUI slots in use\n"); in add_oui_reg_req()
1410 if (method_in_use(method, mad_reg_req)) in add_oui_reg_req()
1414 for_each_set_bit(i, mad_reg_req->method_mask, IB_MGMT_MAX_METHODS) in add_oui_reg_req()
1415 (*method)->agent[i] = agent_priv; in add_oui_reg_req()
1421 remove_methods_mad_agent(*method, agent_priv); in add_oui_reg_req()
1423 if (!check_method_table(*method)) { in add_oui_reg_req()
1424 /* If not, release management method table */ in add_oui_reg_req()
1425 kfree(*method); in add_oui_reg_req()
1426 *method = NULL; in add_oui_reg_req()
1428 ret = -EINVAL; in add_oui_reg_req()
1431 (*vendor_table)->vendor_class[vclass] = NULL; in add_oui_reg_req()
1447 struct ib_mad_mgmt_method_table *method; in remove_mad_reg_req() local
1457 if (!agent_priv->reg_req) { in remove_mad_reg_req()
1461 port_priv = agent_priv->qp_info->port_priv; in remove_mad_reg_req()
1462 mgmt_class = convert_mgmt_class(agent_priv->reg_req->mgmt_class); in remove_mad_reg_req()
1463 class = port_priv->version[ in remove_mad_reg_req()
1464 agent_priv->reg_req->mgmt_class_version].class; in remove_mad_reg_req()
1468 method = class->method_table[mgmt_class]; in remove_mad_reg_req()
1469 if (method) { in remove_mad_reg_req()
1471 remove_methods_mad_agent(method, agent_priv); in remove_mad_reg_req()
1473 if (!check_method_table(method)) { in remove_mad_reg_req()
1474 /* If not, release management method table */ in remove_mad_reg_req()
1475 kfree(method); in remove_mad_reg_req()
1476 class->method_table[mgmt_class] = NULL; in remove_mad_reg_req()
1481 port_priv->version[ in remove_mad_reg_req()
1482 agent_priv->reg_req-> in remove_mad_reg_req()
1493 mgmt_class = vendor_class_index(agent_priv->reg_req->mgmt_class); in remove_mad_reg_req()
1494 vendor = port_priv->version[ in remove_mad_reg_req()
1495 agent_priv->reg_req->mgmt_class_version].vendor; in remove_mad_reg_req()
1500 vendor_class = vendor->vendor_class[mgmt_class]; in remove_mad_reg_req()
1502 index = find_vendor_oui(vendor_class, agent_priv->reg_req->oui); in remove_mad_reg_req()
1505 method = vendor_class->method_table[index]; in remove_mad_reg_req()
1506 if (method) { in remove_mad_reg_req()
1508 remove_methods_mad_agent(method, agent_priv); in remove_mad_reg_req()
1513 if (!check_method_table(method)) { in remove_mad_reg_req()
1514 /* If not, release management method table */ in remove_mad_reg_req()
1515 kfree(method); in remove_mad_reg_req()
1516 vendor_class->method_table[index] = NULL; in remove_mad_reg_req()
1517 memset(vendor_class->oui[index], 0, 3); in remove_mad_reg_req()
1522 vendor->vendor_class[mgmt_class] = NULL; in remove_mad_reg_req()
1526 port_priv->version[ in remove_mad_reg_req()
1527 agent_priv->reg_req-> in remove_mad_reg_req()
1554 hi_tid = be64_to_cpu(mad_hdr->tid) >> 32; in find_mad_agent()
1557 if (mad_agent && !refcount_inc_not_zero(&mad_agent->refcount)) in find_mad_agent()
1562 struct ib_mad_mgmt_method_table *method; in find_mad_agent() local
1568 spin_lock_irqsave(&port_priv->reg_lock, flags); in find_mad_agent()
1570 * Routing is based on version, class, and method in find_mad_agent()
1573 if (mad_hdr->class_version >= MAX_MGMT_VERSION) in find_mad_agent()
1575 if (!is_vendor_class(mad_hdr->mgmt_class)) { in find_mad_agent()
1576 class = port_priv->version[ in find_mad_agent()
1577 mad_hdr->class_version].class; in find_mad_agent()
1580 if (convert_mgmt_class(mad_hdr->mgmt_class) >= in find_mad_agent()
1581 ARRAY_SIZE(class->method_table)) in find_mad_agent()
1583 method = class->method_table[convert_mgmt_class( in find_mad_agent()
1584 mad_hdr->mgmt_class)]; in find_mad_agent()
1585 if (method) in find_mad_agent()
1586 mad_agent = method->agent[mad_hdr->method & in find_mad_agent()
1589 vendor = port_priv->version[ in find_mad_agent()
1590 mad_hdr->class_version].vendor; in find_mad_agent()
1593 vendor_class = vendor->vendor_class[vendor_class_index( in find_mad_agent()
1594 mad_hdr->mgmt_class)]; in find_mad_agent()
1599 index = find_vendor_oui(vendor_class, vendor_mad->oui); in find_mad_agent()
1600 if (index == -1) in find_mad_agent()
1602 method = vendor_class->method_table[index]; in find_mad_agent()
1603 if (method) { in find_mad_agent()
1604 mad_agent = method->agent[mad_hdr->method & in find_mad_agent()
1609 refcount_inc(&mad_agent->refcount); in find_mad_agent()
1611 spin_unlock_irqrestore(&port_priv->reg_lock, flags); in find_mad_agent()
1614 if (mad_agent && !mad_agent->agent.recv_handler) { in find_mad_agent()
1615 dev_notice(&port_priv->device->dev, in find_mad_agent()
1617 &mad_agent->agent, port_priv->port_num); in find_mad_agent()
1630 u32 qp_num = qp_info->qp->qp_num; in validate_mad()
1633 if (mad_hdr->base_version != IB_MGMT_BASE_VERSION && in validate_mad()
1634 (!opa || mad_hdr->base_version != OPA_MGMT_BASE_VERSION)) { in validate_mad()
1636 mad_hdr->base_version, opa ? "(opa)" : ""); in validate_mad()
1641 if ((mad_hdr->mgmt_class == IB_MGMT_CLASS_SUBN_LID_ROUTED) || in validate_mad()
1642 (mad_hdr->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)) { in validate_mad()
1646 /* CM attributes other than ClassPortInfo only use Send method */ in validate_mad()
1647 if ((mad_hdr->mgmt_class == IB_MGMT_CLASS_CM) && in validate_mad()
1648 (mad_hdr->attr_id != IB_MGMT_CLASSPORTINFO_ATTR_ID) && in validate_mad()
1649 (mad_hdr->method != IB_MGMT_METHOD_SEND)) in validate_mad()
1666 return !mad_agent_priv->agent.rmpp_version || in is_rmpp_data_mad()
1667 !ib_mad_kernel_rmpp_agent(&mad_agent_priv->agent) || in is_rmpp_data_mad()
1668 !(ib_get_rmpp_flags(&rmpp_mad->rmpp_hdr) & in is_rmpp_data_mad()
1670 (rmpp_mad->rmpp_hdr.rmpp_type == IB_MGMT_RMPP_TYPE_DATA); in is_rmpp_data_mad()
1676 return ((struct ib_mad_hdr *)(wr->send_buf.mad))->mgmt_class == in rcv_has_same_class()
1677 rwc->recv_buf.mad->mad_hdr.mgmt_class; in rcv_has_same_class()
1687 struct ib_device *device = mad_agent_priv->agent.device; in rcv_has_same_gid()
1688 u8 port_num = mad_agent_priv->agent.port_num; in rcv_has_same_gid()
1692 send_resp = ib_response_mad((struct ib_mad_hdr *)wr->send_buf.mad); in rcv_has_same_gid()
1693 rcv_resp = ib_response_mad(&rwc->recv_buf.mad->mad_hdr); in rcv_has_same_gid()
1699 if (rdma_query_ah(wr->send_buf.ah, &attr)) in rcv_has_same_gid()
1704 if (has_grh != !!(rwc->wc->wc_flags & IB_WC_GRH)) in rcv_has_same_gid()
1714 rwc->wc->dlid_path_bits) & in rcv_has_same_gid()
1715 ((1 << lmc) - 1))); in rcv_has_same_gid()
1721 grh->sgid_index, &sgid)) in rcv_has_same_gid()
1723 return !memcmp(sgid.raw, rwc->recv_buf.grh->dgid.raw, in rcv_has_same_gid()
1729 return rdma_ah_get_dlid(&attr) == rwc->wc->slid; in rcv_has_same_gid()
1731 return !memcmp(rdma_ah_read_grh(&attr)->dgid.raw, in rcv_has_same_gid()
1732 rwc->recv_buf.grh->sgid.raw, in rcv_has_same_gid()
1748 mad_hdr = &wc->recv_buf.mad->mad_hdr; in ib_find_send_mad()
1750 list_for_each_entry(wr, &mad_agent_priv->wait_list, agent_list) { in ib_find_send_mad()
1751 if ((wr->tid == mad_hdr->tid) && in ib_find_send_mad()
1757 (is_direct(mad_hdr->mgmt_class) || in ib_find_send_mad()
1759 return (wr->status == IB_WC_SUCCESS) ? wr : NULL; in ib_find_send_mad()
1766 list_for_each_entry(wr, &mad_agent_priv->send_list, agent_list) { in ib_find_send_mad()
1767 if (is_rmpp_data_mad(mad_agent_priv, wr->send_buf.mad) && in ib_find_send_mad()
1768 wr->tid == mad_hdr->tid && in ib_find_send_mad()
1769 wr->timeout && in ib_find_send_mad()
1775 (is_direct(mad_hdr->mgmt_class) || in ib_find_send_mad()
1778 return (wr->status == IB_WC_SUCCESS) ? wr : NULL; in ib_find_send_mad()
1785 mad_send_wr->timeout = 0; in ib_mark_mad_done()
1786 if (mad_send_wr->refcount == 1) in ib_mark_mad_done()
1787 list_move_tail(&mad_send_wr->agent_list, in ib_mark_mad_done()
1788 &mad_send_wr->mad_agent_priv->done_list); in ib_mark_mad_done()
1799 INIT_LIST_HEAD(&mad_recv_wc->rmpp_list); in ib_mad_complete_recv()
1801 mad_recv_wc->wc->pkey_index); in ib_mad_complete_recv()
1808 list_add(&mad_recv_wc->recv_buf.list, &mad_recv_wc->rmpp_list); in ib_mad_complete_recv()
1809 if (ib_mad_kernel_rmpp_agent(&mad_agent_priv->agent)) { in ib_mad_complete_recv()
1819 if (ib_response_mad(&mad_recv_wc->recv_buf.mad->mad_hdr)) { in ib_mad_complete_recv()
1820 spin_lock_irqsave(&mad_agent_priv->lock, flags); in ib_mad_complete_recv()
1823 spin_unlock_irqrestore(&mad_agent_priv->lock, flags); in ib_mad_complete_recv()
1824 if (!ib_mad_kernel_rmpp_agent(&mad_agent_priv->agent) in ib_mad_complete_recv()
1825 && ib_is_mad_class_rmpp(mad_recv_wc->recv_buf.mad->mad_hdr.mgmt_class) in ib_mad_complete_recv()
1826 && (ib_get_rmpp_flags(&((struct ib_rmpp_mad *)mad_recv_wc->recv_buf.mad)->rmpp_hdr) in ib_mad_complete_recv()
1831 mad_agent_priv->agent.recv_handler( in ib_mad_complete_recv()
1832 &mad_agent_priv->agent, NULL, in ib_mad_complete_recv()
1844 spin_unlock_irqrestore(&mad_agent_priv->lock, flags); in ib_mad_complete_recv()
1847 mad_agent_priv->agent.recv_handler( in ib_mad_complete_recv()
1848 &mad_agent_priv->agent, in ib_mad_complete_recv()
1849 &mad_send_wr->send_buf, in ib_mad_complete_recv()
1855 mad_send_wc.send_buf = &mad_send_wr->send_buf; in ib_mad_complete_recv()
1859 mad_agent_priv->agent.recv_handler(&mad_agent_priv->agent, NULL, in ib_mad_complete_recv()
1875 struct ib_smp *smp = (struct ib_smp *)recv->mad; in handle_ib_smi()
1880 rdma_cap_ib_switch(port_priv->device), in handle_ib_smi()
1882 port_priv->device->phys_port_cnt) == in handle_ib_smi()
1892 rdma_cap_ib_switch(port_priv->device), in handle_ib_smi()
1896 if (smi_check_local_smp(smp, port_priv->device) == IB_SMI_DISCARD) in handle_ib_smi()
1898 } else if (rdma_cap_ib_switch(port_priv->device)) { in handle_ib_smi()
1901 response->header.recv_wc.wc = &response->header.wc; in handle_ib_smi()
1902 response->header.recv_wc.recv_buf.mad = (struct ib_mad *)response->mad; in handle_ib_smi()
1903 response->header.recv_wc.recv_buf.grh = &response->grh; in handle_ib_smi()
1905 agent_send_response((const struct ib_mad_hdr *)response->mad, in handle_ib_smi()
1906 &response->grh, wc, in handle_ib_smi()
1907 port_priv->device, in handle_ib_smi()
1909 qp_info->qp->qp_num, in handle_ib_smi()
1910 response->mad_size, in handle_ib_smi()
1922 const struct ib_mad_hdr *recv_hdr = (const struct ib_mad_hdr *)recv->mad; in generate_unmatched_resp()
1923 struct ib_mad_hdr *resp_hdr = (struct ib_mad_hdr *)response->mad; in generate_unmatched_resp()
1925 if (recv_hdr->method == IB_MGMT_METHOD_GET || in generate_unmatched_resp()
1926 recv_hdr->method == IB_MGMT_METHOD_SET) { in generate_unmatched_resp()
1928 response->header.recv_wc.wc = &response->header.wc; in generate_unmatched_resp()
1929 response->header.recv_wc.recv_buf.mad = (struct ib_mad *)response->mad; in generate_unmatched_resp()
1930 response->header.recv_wc.recv_buf.grh = &response->grh; in generate_unmatched_resp()
1931 resp_hdr->method = IB_MGMT_METHOD_GET_RESP; in generate_unmatched_resp()
1932 resp_hdr->status = cpu_to_be16(IB_MGMT_MAD_STATUS_UNSUPPORTED_METHOD_ATTRIB); in generate_unmatched_resp()
1933 if (recv_hdr->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE) in generate_unmatched_resp()
1934 resp_hdr->status |= IB_SMP_DIRECTION; in generate_unmatched_resp()
1936 if (opa && recv_hdr->base_version == OPA_MGMT_BASE_VERSION) { in generate_unmatched_resp()
1937 if (recv_hdr->mgmt_class == in generate_unmatched_resp()
1939 recv_hdr->mgmt_class == in generate_unmatched_resp()
1942 (struct opa_smp *)recv->mad); in generate_unmatched_resp()
1962 struct opa_smp *smp = (struct opa_smp *)recv->mad; in handle_opa_smi()
1967 rdma_cap_ib_switch(port_priv->device), in handle_opa_smi()
1969 port_priv->device->phys_port_cnt) == in handle_opa_smi()
1979 rdma_cap_ib_switch(port_priv->device), in handle_opa_smi()
1983 if (opa_smi_check_local_smp(smp, port_priv->device) == in handle_opa_smi()
1987 } else if (rdma_cap_ib_switch(port_priv->device)) { in handle_opa_smi()
1990 response->header.recv_wc.wc = &response->header.wc; in handle_opa_smi()
1991 response->header.recv_wc.recv_buf.opa_mad = in handle_opa_smi()
1992 (struct opa_mad *)response->mad; in handle_opa_smi()
1993 response->header.recv_wc.recv_buf.grh = &response->grh; in handle_opa_smi()
1995 agent_send_response((const struct ib_mad_hdr *)response->mad, in handle_opa_smi()
1996 &response->grh, wc, in handle_opa_smi()
1997 port_priv->device, in handle_opa_smi()
1999 qp_info->qp->qp_num, in handle_opa_smi()
2000 recv->header.wc.byte_len, in handle_opa_smi()
2018 struct ib_mad_hdr *mad_hdr = (struct ib_mad_hdr *)recv->mad; in handle_smi()
2020 if (opa && mad_hdr->base_version == OPA_MGMT_BASE_VERSION && in handle_smi()
2021 mad_hdr->class_version == OPA_SM_CLASS_VERSION) in handle_smi()
2030 struct ib_mad_port_private *port_priv = cq->cq_context; in ib_mad_recv_done()
2032 container_of(wc->wr_cqe, struct ib_mad_list_head, cqe); in ib_mad_recv_done()
2043 if (list_empty_careful(&port_priv->port_list)) in ib_mad_recv_done()
2046 if (wc->status != IB_WC_SUCCESS) { in ib_mad_recv_done()
2049 * state - error handling/shutdown code will cleanup in ib_mad_recv_done()
2054 qp_info = mad_list->mad_queue->qp_info; in ib_mad_recv_done()
2057 opa = rdma_cap_opa_mad(qp_info->port_priv->device, in ib_mad_recv_done()
2058 qp_info->port_priv->port_num); in ib_mad_recv_done()
2063 ib_dma_unmap_single(port_priv->device, in ib_mad_recv_done()
2064 recv->header.mapping, in ib_mad_recv_done()
2069 recv->header.wc = *wc; in ib_mad_recv_done()
2070 recv->header.recv_wc.wc = &recv->header.wc; in ib_mad_recv_done()
2072 if (opa && ((struct ib_mad_hdr *)(recv->mad))->base_version == OPA_MGMT_BASE_VERSION) { in ib_mad_recv_done()
2073 recv->header.recv_wc.mad_len = wc->byte_len - sizeof(struct ib_grh); in ib_mad_recv_done()
2074 recv->header.recv_wc.mad_seg_size = sizeof(struct opa_mad); in ib_mad_recv_done()
2076 recv->header.recv_wc.mad_len = sizeof(struct ib_mad); in ib_mad_recv_done()
2077 recv->header.recv_wc.mad_seg_size = sizeof(struct ib_mad); in ib_mad_recv_done()
2080 recv->header.recv_wc.recv_buf.mad = (struct ib_mad *)recv->mad; in ib_mad_recv_done()
2081 recv->header.recv_wc.recv_buf.grh = &recv->grh; in ib_mad_recv_done()
2084 if (!validate_mad((const struct ib_mad_hdr *)recv->mad, qp_info, opa)) in ib_mad_recv_done()
2088 (struct ib_mad_hdr *)recv->mad); in ib_mad_recv_done()
2090 mad_size = recv->mad_size; in ib_mad_recv_done()
2095 if (rdma_cap_ib_switch(port_priv->device)) in ib_mad_recv_done()
2096 port_num = wc->port_num; in ib_mad_recv_done()
2098 port_num = port_priv->port_num; in ib_mad_recv_done()
2100 if (((struct ib_mad_hdr *)recv->mad)->mgmt_class == in ib_mad_recv_done()
2109 if (port_priv->device->ops.process_mad) { in ib_mad_recv_done()
2110 ret = port_priv->device->ops.process_mad( in ib_mad_recv_done()
2111 port_priv->device, 0, port_priv->port_num, wc, in ib_mad_recv_done()
2112 &recv->grh, (const struct ib_mad *)recv->mad, in ib_mad_recv_done()
2113 (struct ib_mad *)response->mad, &mad_size, in ib_mad_recv_done()
2117 wc->pkey_index = resp_mad_pkey_index; in ib_mad_recv_done()
2123 agent_send_response((const struct ib_mad_hdr *)response->mad, in ib_mad_recv_done()
2124 &recv->grh, wc, in ib_mad_recv_done()
2125 port_priv->device, in ib_mad_recv_done()
2127 qp_info->qp->qp_num, in ib_mad_recv_done()
2134 mad_agent = find_mad_agent(port_priv, (const struct ib_mad_hdr *)recv->mad); in ib_mad_recv_done()
2137 ib_mad_complete_recv(mad_agent, &recv->header.recv_wc); in ib_mad_recv_done()
2145 agent_send_response((const struct ib_mad_hdr *)response->mad, &recv->grh, wc, in ib_mad_recv_done()
2146 port_priv->device, port_num, in ib_mad_recv_done()
2147 qp_info->qp->qp_num, mad_size, opa); in ib_mad_recv_done()
2164 if (list_empty(&mad_agent_priv->wait_list)) { in adjust_timeout()
2165 cancel_delayed_work(&mad_agent_priv->timed_work); in adjust_timeout()
2167 mad_send_wr = list_entry(mad_agent_priv->wait_list.next, in adjust_timeout()
2171 if (time_after(mad_agent_priv->timeout, in adjust_timeout()
2172 mad_send_wr->timeout)) { in adjust_timeout()
2173 mad_agent_priv->timeout = mad_send_wr->timeout; in adjust_timeout()
2174 delay = mad_send_wr->timeout - jiffies; in adjust_timeout()
2177 mod_delayed_work(mad_agent_priv->qp_info->port_priv->wq, in adjust_timeout()
2178 &mad_agent_priv->timed_work, delay); in adjust_timeout()
2190 mad_agent_priv = mad_send_wr->mad_agent_priv; in wait_for_response()
2191 list_del(&mad_send_wr->agent_list); in wait_for_response()
2193 delay = mad_send_wr->timeout; in wait_for_response()
2194 mad_send_wr->timeout += jiffies; in wait_for_response()
2197 list_for_each_prev(list_item, &mad_agent_priv->wait_list) { in wait_for_response()
2201 if (time_after(mad_send_wr->timeout, in wait_for_response()
2202 temp_mad_send_wr->timeout)) in wait_for_response()
2207 list_item = &mad_agent_priv->wait_list; in wait_for_response()
2208 list_add(&mad_send_wr->agent_list, list_item); in wait_for_response()
2211 if (mad_agent_priv->wait_list.next == &mad_send_wr->agent_list) in wait_for_response()
2212 mod_delayed_work(mad_agent_priv->qp_info->port_priv->wq, in wait_for_response()
2213 &mad_agent_priv->timed_work, delay); in wait_for_response()
2219 mad_send_wr->timeout = msecs_to_jiffies(timeout_ms); in ib_reset_mad_timeout()
2233 mad_agent_priv = mad_send_wr->mad_agent_priv; in ib_mad_complete_send_wr()
2234 spin_lock_irqsave(&mad_agent_priv->lock, flags); in ib_mad_complete_send_wr()
2235 if (ib_mad_kernel_rmpp_agent(&mad_agent_priv->agent)) { in ib_mad_complete_send_wr()
2242 if (mad_send_wc->status != IB_WC_SUCCESS && in ib_mad_complete_send_wr()
2243 mad_send_wr->status == IB_WC_SUCCESS) { in ib_mad_complete_send_wr()
2244 mad_send_wr->status = mad_send_wc->status; in ib_mad_complete_send_wr()
2245 mad_send_wr->refcount -= (mad_send_wr->timeout > 0); in ib_mad_complete_send_wr()
2248 if (--mad_send_wr->refcount > 0) { in ib_mad_complete_send_wr()
2249 if (mad_send_wr->refcount == 1 && mad_send_wr->timeout && in ib_mad_complete_send_wr()
2250 mad_send_wr->status == IB_WC_SUCCESS) { in ib_mad_complete_send_wr()
2257 list_del(&mad_send_wr->agent_list); in ib_mad_complete_send_wr()
2259 spin_unlock_irqrestore(&mad_agent_priv->lock, flags); in ib_mad_complete_send_wr()
2261 if (mad_send_wr->status != IB_WC_SUCCESS ) in ib_mad_complete_send_wr()
2262 mad_send_wc->status = mad_send_wr->status; in ib_mad_complete_send_wr()
2266 mad_agent_priv->agent.send_handler(&mad_agent_priv->agent, in ib_mad_complete_send_wr()
2273 spin_unlock_irqrestore(&mad_agent_priv->lock, flags); in ib_mad_complete_send_wr()
2278 struct ib_mad_port_private *port_priv = cq->cq_context; in ib_mad_send_done()
2280 container_of(wc->wr_cqe, struct ib_mad_list_head, cqe); in ib_mad_send_done()
2288 if (list_empty_careful(&port_priv->port_list)) in ib_mad_send_done()
2291 if (wc->status != IB_WC_SUCCESS) { in ib_mad_send_done()
2298 send_queue = mad_list->mad_queue; in ib_mad_send_done()
2299 qp_info = send_queue->qp_info; in ib_mad_send_done()
2301 trace_ib_mad_send_done_agent(mad_send_wr->mad_agent_priv); in ib_mad_send_done()
2305 ib_dma_unmap_single(mad_send_wr->send_buf.mad_agent->device, in ib_mad_send_done()
2306 mad_send_wr->header_mapping, in ib_mad_send_done()
2307 mad_send_wr->sg_list[0].length, DMA_TO_DEVICE); in ib_mad_send_done()
2308 ib_dma_unmap_single(mad_send_wr->send_buf.mad_agent->device, in ib_mad_send_done()
2309 mad_send_wr->payload_mapping, in ib_mad_send_done()
2310 mad_send_wr->sg_list[1].length, DMA_TO_DEVICE); in ib_mad_send_done()
2312 spin_lock_irqsave(&send_queue->lock, flags); in ib_mad_send_done()
2313 list_del(&mad_list->list); in ib_mad_send_done()
2316 if (send_queue->count-- > send_queue->max_active) { in ib_mad_send_done()
2317 mad_list = container_of(qp_info->overflow_list.next, in ib_mad_send_done()
2322 list_move_tail(&mad_list->list, &send_queue->list); in ib_mad_send_done()
2324 spin_unlock_irqrestore(&send_queue->lock, flags); in ib_mad_send_done()
2326 mad_send_wc.send_buf = &mad_send_wr->send_buf; in ib_mad_send_done()
2327 mad_send_wc.status = wc->status; in ib_mad_send_done()
2328 mad_send_wc.vendor_err = wc->vendor_err; in ib_mad_send_done()
2333 ret = ib_post_send(qp_info->qp, &queued_send_wr->send_wr.wr, in ib_mad_send_done()
2336 dev_err(&port_priv->device->dev, in ib_mad_send_done()
2339 wc->status = IB_WC_LOC_QP_OP_ERR; in ib_mad_send_done()
2351 spin_lock_irqsave(&qp_info->send_queue.lock, flags); in mark_sends_for_retry()
2352 list_for_each_entry(mad_list, &qp_info->send_queue.list, list) { in mark_sends_for_retry()
2356 mad_send_wr->retry = 1; in mark_sends_for_retry()
2358 spin_unlock_irqrestore(&qp_info->send_queue.lock, flags); in mark_sends_for_retry()
2365 container_of(wc->wr_cqe, struct ib_mad_list_head, cqe); in ib_mad_send_error()
2366 struct ib_mad_qp_info *qp_info = mad_list->mad_queue->qp_info; in ib_mad_send_error()
2371 * Send errors will transition the QP to SQE - move in ib_mad_send_error()
2376 if (wc->status == IB_WC_WR_FLUSH_ERR) { in ib_mad_send_error()
2377 if (mad_send_wr->retry) { in ib_mad_send_error()
2379 mad_send_wr->retry = 0; in ib_mad_send_error()
2381 ret = ib_post_send(qp_info->qp, &mad_send_wr->send_wr.wr, in ib_mad_send_error()
2392 attr->qp_state = IB_QPS_RTS; in ib_mad_send_error()
2393 attr->cur_qp_state = IB_QPS_SQE; in ib_mad_send_error()
2394 ret = ib_modify_qp(qp_info->qp, attr, in ib_mad_send_error()
2398 dev_err(&port_priv->device->dev, in ib_mad_send_error()
2399 "%s - ib_modify_qp to RTS: %d\n", in ib_mad_send_error()
2418 spin_lock_irqsave(&mad_agent_priv->lock, flags); in cancel_mads()
2420 &mad_agent_priv->send_list, agent_list) { in cancel_mads()
2421 if (mad_send_wr->status == IB_WC_SUCCESS) { in cancel_mads()
2422 mad_send_wr->status = IB_WC_WR_FLUSH_ERR; in cancel_mads()
2423 mad_send_wr->refcount -= (mad_send_wr->timeout > 0); in cancel_mads()
2428 list_splice_init(&mad_agent_priv->wait_list, &cancel_list); in cancel_mads()
2429 spin_unlock_irqrestore(&mad_agent_priv->lock, flags); in cancel_mads()
2437 mad_send_wc.send_buf = &mad_send_wr->send_buf; in cancel_mads()
2438 list_del(&mad_send_wr->agent_list); in cancel_mads()
2439 mad_agent_priv->agent.send_handler(&mad_agent_priv->agent, in cancel_mads()
2451 list_for_each_entry(mad_send_wr, &mad_agent_priv->wait_list, in find_send_wr()
2453 if (&mad_send_wr->send_buf == send_buf) in find_send_wr()
2457 list_for_each_entry(mad_send_wr, &mad_agent_priv->send_list, in find_send_wr()
2460 mad_send_wr->send_buf.mad) && in find_send_wr()
2461 &mad_send_wr->send_buf == send_buf) in find_send_wr()
2477 spin_lock_irqsave(&mad_agent_priv->lock, flags); in ib_modify_mad()
2479 if (!mad_send_wr || mad_send_wr->status != IB_WC_SUCCESS) { in ib_modify_mad()
2480 spin_unlock_irqrestore(&mad_agent_priv->lock, flags); in ib_modify_mad()
2481 return -EINVAL; in ib_modify_mad()
2484 active = (!mad_send_wr->timeout || mad_send_wr->refcount > 1); in ib_modify_mad()
2486 mad_send_wr->status = IB_WC_WR_FLUSH_ERR; in ib_modify_mad()
2487 mad_send_wr->refcount -= (mad_send_wr->timeout > 0); in ib_modify_mad()
2490 mad_send_wr->send_buf.timeout_ms = timeout_ms; in ib_modify_mad()
2492 mad_send_wr->timeout = msecs_to_jiffies(timeout_ms); in ib_modify_mad()
2496 spin_unlock_irqrestore(&mad_agent_priv->lock, flags); in ib_modify_mad()
2522 opa = rdma_cap_opa_mad(mad_agent_priv->qp_info->port_priv->device, in local_completions()
2523 mad_agent_priv->qp_info->port_priv->port_num); in local_completions()
2525 spin_lock_irqsave(&mad_agent_priv->lock, flags); in local_completions()
2526 while (!list_empty(&mad_agent_priv->local_list)) { in local_completions()
2527 local = list_entry(mad_agent_priv->local_list.next, in local_completions()
2530 list_del(&local->completion_list); in local_completions()
2531 spin_unlock_irqrestore(&mad_agent_priv->lock, flags); in local_completions()
2533 if (local->mad_priv) { in local_completions()
2535 recv_mad_agent = local->recv_mad_agent; in local_completions()
2537 dev_err(&mad_agent_priv->agent.device->dev, in local_completions()
2547 build_smp_wc(recv_mad_agent->agent.qp, in local_completions()
2548 local->mad_send_wr->send_wr.wr.wr_cqe, in local_completions()
2550 local->mad_send_wr->send_wr.pkey_index, in local_completions()
2551 recv_mad_agent->agent.port_num, &wc); in local_completions()
2553 local->mad_priv->header.recv_wc.wc = &wc; in local_completions()
2555 base_version = ((struct ib_mad_hdr *)(local->mad_priv->mad))->base_version; in local_completions()
2557 local->mad_priv->header.recv_wc.mad_len = local->return_wc_byte_len; in local_completions()
2558 local->mad_priv->header.recv_wc.mad_seg_size = sizeof(struct opa_mad); in local_completions()
2560 local->mad_priv->header.recv_wc.mad_len = sizeof(struct ib_mad); in local_completions()
2561 local->mad_priv->header.recv_wc.mad_seg_size = sizeof(struct ib_mad); in local_completions()
2564 INIT_LIST_HEAD(&local->mad_priv->header.recv_wc.rmpp_list); in local_completions()
2565 list_add(&local->mad_priv->header.recv_wc.recv_buf.list, in local_completions()
2566 &local->mad_priv->header.recv_wc.rmpp_list); in local_completions()
2567 local->mad_priv->header.recv_wc.recv_buf.grh = NULL; in local_completions()
2568 local->mad_priv->header.recv_wc.recv_buf.mad = in local_completions()
2569 (struct ib_mad *)local->mad_priv->mad; in local_completions()
2570 recv_mad_agent->agent.recv_handler( in local_completions()
2571 &recv_mad_agent->agent, in local_completions()
2572 &local->mad_send_wr->send_buf, in local_completions()
2573 &local->mad_priv->header.recv_wc); in local_completions()
2574 spin_lock_irqsave(&recv_mad_agent->lock, flags); in local_completions()
2576 spin_unlock_irqrestore(&recv_mad_agent->lock, flags); in local_completions()
2583 mad_send_wc.send_buf = &local->mad_send_wr->send_buf; in local_completions()
2584 mad_agent_priv->agent.send_handler(&mad_agent_priv->agent, in local_completions()
2587 spin_lock_irqsave(&mad_agent_priv->lock, flags); in local_completions()
2590 kfree(local->mad_priv); in local_completions()
2593 spin_unlock_irqrestore(&mad_agent_priv->lock, flags); in local_completions()
2600 if (!mad_send_wr->retries_left) in retry_send()
2601 return -ETIMEDOUT; in retry_send()
2603 mad_send_wr->retries_left--; in retry_send()
2604 mad_send_wr->send_buf.retries++; in retry_send()
2606 mad_send_wr->timeout = msecs_to_jiffies(mad_send_wr->send_buf.timeout_ms); in retry_send()
2608 if (ib_mad_kernel_rmpp_agent(&mad_send_wr->mad_agent_priv->agent)) { in retry_send()
2618 ret = -ECOMM; in retry_send()
2625 mad_send_wr->refcount++; in retry_send()
2626 list_add_tail(&mad_send_wr->agent_list, in retry_send()
2627 &mad_send_wr->mad_agent_priv->send_list); in retry_send()
2643 spin_lock_irqsave(&mad_agent_priv->lock, flags); in timeout_sends()
2644 while (!list_empty(&mad_agent_priv->wait_list)) { in timeout_sends()
2645 mad_send_wr = list_entry(mad_agent_priv->wait_list.next, in timeout_sends()
2649 if (time_after(mad_send_wr->timeout, jiffies)) { in timeout_sends()
2650 delay = mad_send_wr->timeout - jiffies; in timeout_sends()
2653 queue_delayed_work(mad_agent_priv->qp_info-> in timeout_sends()
2654 port_priv->wq, in timeout_sends()
2655 &mad_agent_priv->timed_work, delay); in timeout_sends()
2659 list_del(&mad_send_wr->agent_list); in timeout_sends()
2660 if (mad_send_wr->status == IB_WC_SUCCESS && in timeout_sends()
2664 spin_unlock_irqrestore(&mad_agent_priv->lock, flags); in timeout_sends()
2666 if (mad_send_wr->status == IB_WC_SUCCESS) in timeout_sends()
2669 mad_send_wc.status = mad_send_wr->status; in timeout_sends()
2670 mad_send_wc.send_buf = &mad_send_wr->send_buf; in timeout_sends()
2671 mad_agent_priv->agent.send_handler(&mad_agent_priv->agent, in timeout_sends()
2675 spin_lock_irqsave(&mad_agent_priv->lock, flags); in timeout_sends()
2677 spin_unlock_irqrestore(&mad_agent_priv->lock, flags); in timeout_sends()
2691 struct ib_mad_queue *recv_queue = &qp_info->recv_queue; in ib_mad_post_receive_mads()
2694 sg_list.lkey = qp_info->port_priv->pd->local_dma_lkey; in ib_mad_post_receive_mads()
2707 mad_priv = alloc_mad_private(port_mad_size(qp_info->port_priv), in ib_mad_post_receive_mads()
2710 ret = -ENOMEM; in ib_mad_post_receive_mads()
2715 sg_list.addr = ib_dma_map_single(qp_info->port_priv->device, in ib_mad_post_receive_mads()
2716 &mad_priv->grh, in ib_mad_post_receive_mads()
2719 if (unlikely(ib_dma_mapping_error(qp_info->port_priv->device, in ib_mad_post_receive_mads()
2722 ret = -ENOMEM; in ib_mad_post_receive_mads()
2725 mad_priv->header.mapping = sg_list.addr; in ib_mad_post_receive_mads()
2726 mad_priv->header.mad_list.mad_queue = recv_queue; in ib_mad_post_receive_mads()
2727 mad_priv->header.mad_list.cqe.done = ib_mad_recv_done; in ib_mad_post_receive_mads()
2728 recv_wr.wr_cqe = &mad_priv->header.mad_list.cqe; in ib_mad_post_receive_mads()
2731 spin_lock_irqsave(&recv_queue->lock, flags); in ib_mad_post_receive_mads()
2732 post = (++recv_queue->count < recv_queue->max_active); in ib_mad_post_receive_mads()
2733 list_add_tail(&mad_priv->header.mad_list.list, &recv_queue->list); in ib_mad_post_receive_mads()
2734 spin_unlock_irqrestore(&recv_queue->lock, flags); in ib_mad_post_receive_mads()
2735 ret = ib_post_recv(qp_info->qp, &recv_wr, NULL); in ib_mad_post_receive_mads()
2737 spin_lock_irqsave(&recv_queue->lock, flags); in ib_mad_post_receive_mads()
2738 list_del(&mad_priv->header.mad_list.list); in ib_mad_post_receive_mads()
2739 recv_queue->count--; in ib_mad_post_receive_mads()
2740 spin_unlock_irqrestore(&recv_queue->lock, flags); in ib_mad_post_receive_mads()
2741 ib_dma_unmap_single(qp_info->port_priv->device, in ib_mad_post_receive_mads()
2742 mad_priv->header.mapping, in ib_mad_post_receive_mads()
2746 dev_err(&qp_info->port_priv->device->dev, in ib_mad_post_receive_mads()
2764 if (!qp_info->qp) in cleanup_recv_queue()
2767 while (!list_empty(&qp_info->recv_queue.list)) { in cleanup_recv_queue()
2769 mad_list = list_entry(qp_info->recv_queue.list.next, in cleanup_recv_queue()
2778 list_del(&mad_list->list); in cleanup_recv_queue()
2780 ib_dma_unmap_single(qp_info->port_priv->device, in cleanup_recv_queue()
2781 recv->header.mapping, in cleanup_recv_queue()
2787 qp_info->recv_queue.count = 0; in cleanup_recv_queue()
2802 return -ENOMEM; in ib_mad_port_start()
2804 ret = ib_find_pkey(port_priv->device, port_priv->port_num, in ib_mad_port_start()
2810 qp = port_priv->qp_info[i].qp; in ib_mad_port_start()
2818 attr->qp_state = IB_QPS_INIT; in ib_mad_port_start()
2819 attr->pkey_index = pkey_index; in ib_mad_port_start()
2820 attr->qkey = (qp->qp_num == 0) ? 0 : IB_QP1_QKEY; in ib_mad_port_start()
2824 dev_err(&port_priv->device->dev, in ib_mad_port_start()
2830 attr->qp_state = IB_QPS_RTR; in ib_mad_port_start()
2833 dev_err(&port_priv->device->dev, in ib_mad_port_start()
2839 attr->qp_state = IB_QPS_RTS; in ib_mad_port_start()
2840 attr->sq_psn = IB_MAD_SEND_Q_PSN; in ib_mad_port_start()
2843 dev_err(&port_priv->device->dev, in ib_mad_port_start()
2850 ret = ib_req_notify_cq(port_priv->cq, IB_CQ_NEXT_COMP); in ib_mad_port_start()
2852 dev_err(&port_priv->device->dev, in ib_mad_port_start()
2859 if (!port_priv->qp_info[i].qp) in ib_mad_port_start()
2862 ret = ib_mad_post_receive_mads(&port_priv->qp_info[i], NULL); in ib_mad_port_start()
2864 dev_err(&port_priv->device->dev, in ib_mad_port_start()
2879 dev_err(&qp_info->port_priv->device->dev, in qp_event_handler()
2881 event->event, qp_info->qp->qp_num); in qp_event_handler()
2887 mad_queue->qp_info = qp_info; in init_mad_queue()
2888 mad_queue->count = 0; in init_mad_queue()
2889 spin_lock_init(&mad_queue->lock); in init_mad_queue()
2890 INIT_LIST_HEAD(&mad_queue->list); in init_mad_queue()
2896 qp_info->port_priv = port_priv; in init_mad_qp()
2897 init_mad_queue(qp_info, &qp_info->send_queue); in init_mad_qp()
2898 init_mad_queue(qp_info, &qp_info->recv_queue); in init_mad_qp()
2899 INIT_LIST_HEAD(&qp_info->overflow_list); in init_mad_qp()
2909 qp_init_attr.send_cq = qp_info->port_priv->cq; in create_mad_qp()
2910 qp_init_attr.recv_cq = qp_info->port_priv->cq; in create_mad_qp()
2917 qp_init_attr.port_num = qp_info->port_priv->port_num; in create_mad_qp()
2920 qp_info->qp = ib_create_qp(qp_info->port_priv->pd, &qp_init_attr); in create_mad_qp()
2921 if (IS_ERR(qp_info->qp)) { in create_mad_qp()
2922 dev_err(&qp_info->port_priv->device->dev, in create_mad_qp()
2925 ret = PTR_ERR(qp_info->qp); in create_mad_qp()
2929 qp_info->send_queue.max_active = mad_sendq_size; in create_mad_qp()
2930 qp_info->recv_queue.max_active = mad_recvq_size; in create_mad_qp()
2939 if (!qp_info->qp) in destroy_mad_qp()
2942 ib_destroy_qp(qp_info->qp); in destroy_mad_qp()
2959 return -EFAULT; in ib_mad_port_open()
2963 return -EFAULT; in ib_mad_port_open()
2968 return -ENOMEM; in ib_mad_port_open()
2970 port_priv->device = device; in ib_mad_port_open()
2971 port_priv->port_num = port_num; in ib_mad_port_open()
2972 spin_lock_init(&port_priv->reg_lock); in ib_mad_port_open()
2973 init_mad_qp(port_priv, &port_priv->qp_info[0]); in ib_mad_port_open()
2974 init_mad_qp(port_priv, &port_priv->qp_info[1]); in ib_mad_port_open()
2981 port_priv->pd = ib_alloc_pd(device, 0); in ib_mad_port_open()
2982 if (IS_ERR(port_priv->pd)) { in ib_mad_port_open()
2983 dev_err(&device->dev, "Couldn't create ib_mad PD\n"); in ib_mad_port_open()
2984 ret = PTR_ERR(port_priv->pd); in ib_mad_port_open()
2988 port_priv->cq = ib_alloc_cq(port_priv->device, port_priv, cq_size, 0, in ib_mad_port_open()
2990 if (IS_ERR(port_priv->cq)) { in ib_mad_port_open()
2991 dev_err(&device->dev, "Couldn't create ib_mad CQ\n"); in ib_mad_port_open()
2992 ret = PTR_ERR(port_priv->cq); in ib_mad_port_open()
2997 ret = create_mad_qp(&port_priv->qp_info[0], IB_QPT_SMI); in ib_mad_port_open()
3001 ret = create_mad_qp(&port_priv->qp_info[1], IB_QPT_GSI); in ib_mad_port_open()
3006 port_priv->wq = alloc_ordered_workqueue(name, WQ_MEM_RECLAIM); in ib_mad_port_open()
3007 if (!port_priv->wq) { in ib_mad_port_open()
3008 ret = -ENOMEM; in ib_mad_port_open()
3013 list_add_tail(&port_priv->port_list, &ib_mad_port_list); in ib_mad_port_open()
3018 dev_err(&device->dev, "Couldn't start port\n"); in ib_mad_port_open()
3026 list_del_init(&port_priv->port_list); in ib_mad_port_open()
3029 destroy_workqueue(port_priv->wq); in ib_mad_port_open()
3031 destroy_mad_qp(&port_priv->qp_info[1]); in ib_mad_port_open()
3033 destroy_mad_qp(&port_priv->qp_info[0]); in ib_mad_port_open()
3035 ib_free_cq(port_priv->cq); in ib_mad_port_open()
3036 cleanup_recv_queue(&port_priv->qp_info[1]); in ib_mad_port_open()
3037 cleanup_recv_queue(&port_priv->qp_info[0]); in ib_mad_port_open()
3039 ib_dealloc_pd(port_priv->pd); in ib_mad_port_open()
3060 dev_err(&device->dev, "Port %d not found\n", port_num); in ib_mad_port_close()
3061 return -ENODEV; in ib_mad_port_close()
3063 list_del_init(&port_priv->port_list); in ib_mad_port_close()
3066 destroy_workqueue(port_priv->wq); in ib_mad_port_close()
3067 destroy_mad_qp(&port_priv->qp_info[1]); in ib_mad_port_close()
3068 destroy_mad_qp(&port_priv->qp_info[0]); in ib_mad_port_close()
3069 ib_free_cq(port_priv->cq); in ib_mad_port_close()
3070 ib_dealloc_pd(port_priv->pd); in ib_mad_port_close()
3071 cleanup_recv_queue(&port_priv->qp_info[1]); in ib_mad_port_close()
3072 cleanup_recv_queue(&port_priv->qp_info[0]); in ib_mad_port_close()
3094 dev_err(&device->dev, "Couldn't open port %d\n", i); in ib_mad_init_device()
3099 dev_err(&device->dev, in ib_mad_init_device()
3106 return -EOPNOTSUPP; in ib_mad_init_device()
3112 dev_err(&device->dev, "Couldn't close port %d\n", i); in ib_mad_init_device()
3115 while (--i >= start) { in ib_mad_init_device()
3120 dev_err(&device->dev, in ib_mad_init_device()
3123 dev_err(&device->dev, "Couldn't close port %d\n", i); in ib_mad_init_device()
3137 dev_err(&device->dev, in ib_mad_remove_device()
3140 dev_err(&device->dev, "Couldn't close port %d\n", i); in ib_mad_remove_device()
3162 return -EINVAL; in ib_mad_init()