f02f742280
- improved performance - better stability - new features - bugfixes Supported HCAs: - ConnectX-2 - ConnectX-3 - ConnectX-3 Pro Sponsored by: Mellanox Technologies MFC after: 1 week
120 lines
3.4 KiB
C
120 lines
3.4 KiB
C
/*
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* Copyright (c) 2005 Topspin Communications. All rights reserved.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#if HAVE_CONFIG_H
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# include <config.h>
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#endif /* HAVE_CONFIG_H */
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#include <stdio.h>
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#include <infiniband/verbs.h>
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static const char *event_name_str(enum ibv_event_type event_type)
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{
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switch (event_type) {
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case IBV_EVENT_DEVICE_FATAL:
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return "IBV_EVENT_DEVICE_FATAL";
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case IBV_EVENT_PORT_ACTIVE:
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return "IBV_EVENT_PORT_ACTIVE";
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case IBV_EVENT_PORT_ERR:
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return "IBV_EVENT_PORT_ERR";
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case IBV_EVENT_LID_CHANGE:
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return "IBV_EVENT_LID_CHANGE";
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case IBV_EVENT_PKEY_CHANGE:
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return "IBV_EVENT_PKEY_CHANGE";
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case IBV_EVENT_SM_CHANGE:
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return "IBV_EVENT_SM_CHANGE";
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case IBV_EVENT_CLIENT_REREGISTER:
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return "IBV_EVENT_CLIENT_REREGISTER";
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case IBV_EVENT_GID_CHANGE:
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return "IBV_EVENT_GID_CHANGE";
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case IBV_EVENT_CQ_ERR:
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case IBV_EVENT_QP_FATAL:
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case IBV_EVENT_QP_REQ_ERR:
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case IBV_EVENT_QP_ACCESS_ERR:
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case IBV_EVENT_COMM_EST:
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case IBV_EVENT_SQ_DRAINED:
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case IBV_EVENT_PATH_MIG:
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case IBV_EVENT_PATH_MIG_ERR:
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case IBV_EVENT_SRQ_ERR:
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case IBV_EVENT_SRQ_LIMIT_REACHED:
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case IBV_EVENT_QP_LAST_WQE_REACHED:
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default:
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return "unexpected";
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}
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}
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int main(int argc, char *argv[])
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{
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struct ibv_device **dev_list;
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struct ibv_context *context;
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struct ibv_async_event event;
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/* Force line-buffering in case stdout is redirected */
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setvbuf(stdout, NULL, _IOLBF, 0);
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dev_list = ibv_get_device_list(NULL);
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if (!dev_list) {
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perror("Failed to get IB devices list");
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return 1;
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}
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if (!*dev_list) {
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fprintf(stderr, "No IB devices found\n");
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return 1;
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}
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context = ibv_open_device(*dev_list);
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if (!context) {
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fprintf(stderr, "Couldn't get context for %s\n",
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ibv_get_device_name(*dev_list));
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return 1;
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}
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printf("%s: async event FD %d\n",
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ibv_get_device_name(*dev_list), context->async_fd);
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while (1) {
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if (ibv_get_async_event(context, &event))
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return 1;
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printf(" event_type %s (%d), port %d\n",
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event_name_str(event.event_type),
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event.event_type, event.element.port_num);
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ibv_ack_async_event(&event);
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}
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return 0;
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}
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