ib_user_cm.h

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    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0
    3  *
    4  * Copyright (c) 2005 Topspin Communications.  All rights reserved.
    5  * Copyright (c) 2005 Intel Corporation.  All rights reserved.
    6  *
    7  * This software is available to you under a choice of one of two
    8  * licenses.  You may choose to be licensed under the terms of the GNU
    9  * General Public License (GPL) Version 2, available from the file
   10  * COPYING in the main directory of this source tree, or the
   11  * OpenIB.org BSD license below:
   12  *
   13  *     Redistribution and use in source and binary forms, with or
   14  *     without modification, are permitted provided that the following
   15  *     conditions are met:
   16  *
   17  *      - Redistributions of source code must retain the above
   18  *        copyright notice, this list of conditions and the following
   19  *        disclaimer.
   20  *
   21  *      - Redistributions in binary form must reproduce the above
   22  *        copyright notice, this list of conditions and the following
   23  *        disclaimer in the documentation and/or other materials
   24  *        provided with the distribution.
   25  *
   26  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
   27  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
   28  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
   29  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
   30  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
   31  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
   32  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
   33  * SOFTWARE.
   34  *
   35  * $FreeBSD$
   36  */
   37 
   38 #ifndef IB_USER_CM_H
   39 #define IB_USER_CM_H
   40 
   41 #ifdef _KERNEL
   42 #include <linux/types.h>
   43 #else
   44 #include <infiniband/types.h>
   45 #endif
   46 #include <rdma/ib_user_sa.h>
   47 
   48 #define IB_USER_CM_ABI_VERSION 5
   49 
   50 enum {
   51         IB_USER_CM_CMD_CREATE_ID,
   52         IB_USER_CM_CMD_DESTROY_ID,
   53         IB_USER_CM_CMD_ATTR_ID,
   54 
   55         IB_USER_CM_CMD_LISTEN,
   56         IB_USER_CM_CMD_NOTIFY,
   57 
   58         IB_USER_CM_CMD_SEND_REQ,
   59         IB_USER_CM_CMD_SEND_REP,
   60         IB_USER_CM_CMD_SEND_RTU,
   61         IB_USER_CM_CMD_SEND_DREQ,
   62         IB_USER_CM_CMD_SEND_DREP,
   63         IB_USER_CM_CMD_SEND_REJ,
   64         IB_USER_CM_CMD_SEND_MRA,
   65         IB_USER_CM_CMD_SEND_LAP,
   66         IB_USER_CM_CMD_SEND_APR,
   67         IB_USER_CM_CMD_SEND_SIDR_REQ,
   68         IB_USER_CM_CMD_SEND_SIDR_REP,
   69 
   70         IB_USER_CM_CMD_EVENT,
   71         IB_USER_CM_CMD_INIT_QP_ATTR,
   72 };
   73 /*
   74  * command ABI structures.
   75  */
   76 struct ib_ucm_cmd_hdr {
   77         __u32 cmd;
   78         __u16 in;
   79         __u16 out;
   80 };
   81 
   82 struct ib_ucm_create_id {
   83         __u64 uid;
   84         __u64 response;
   85 };
   86 
   87 struct ib_ucm_create_id_resp {
   88         __u32 id;
   89 };
   90 
   91 struct ib_ucm_destroy_id {
   92         __u64 response;
   93         __u32 id;
   94         __u32 reserved;
   95 };
   96 
   97 struct ib_ucm_destroy_id_resp {
   98         __u32 events_reported;
   99 };
  100 
  101 struct ib_ucm_attr_id {
  102         __u64 response;
  103         __u32 id;
  104         __u32 reserved;
  105 };
  106 
  107 struct ib_ucm_attr_id_resp {
  108         __be64 service_id;
  109         __be64 service_mask;
  110         __be32 local_id;
  111         __be32 remote_id;
  112 };
  113 
  114 struct ib_ucm_init_qp_attr {
  115         __u64 response;
  116         __u32 id;
  117         __u32 qp_state;
  118 };
  119 
  120 struct ib_ucm_listen {
  121         __be64 service_id;
  122         __be64 service_mask;
  123         __u32 id;
  124         __u32 reserved;
  125 };
  126 
  127 struct ib_ucm_notify {
  128         __u32 id;
  129         __u32 event;
  130 };
  131 
  132 struct ib_ucm_private_data {
  133         __u64 data;
  134         __u32 id;
  135         __u8  len;
  136         __u8  reserved[3];
  137 };
  138 
  139 struct ib_ucm_req {
  140         __u32 id;
  141         __u32 qpn;
  142         __u32 qp_type;
  143         __u32 psn;
  144         __be64 sid;
  145         __u64 data;
  146         __u64 primary_path;
  147         __u64 alternate_path;
  148         __u8  len;
  149         __u8  peer_to_peer;
  150         __u8  responder_resources;
  151         __u8  initiator_depth;
  152         __u8  remote_cm_response_timeout;
  153         __u8  flow_control;
  154         __u8  local_cm_response_timeout;
  155         __u8  retry_count;
  156         __u8  rnr_retry_count;
  157         __u8  max_cm_retries;
  158         __u8  srq;
  159         __u8  reserved[5];
  160 };
  161 
  162 struct ib_ucm_rep {
  163         __u64 uid;
  164         __u64 data;
  165         __u32 id;
  166         __u32 qpn;
  167         __u32 psn;
  168         __u8  len;
  169         __u8  responder_resources;
  170         __u8  initiator_depth;
  171         __u8  target_ack_delay;
  172         __u8  failover_accepted;
  173         __u8  flow_control;
  174         __u8  rnr_retry_count;
  175         __u8  srq;
  176         __u8  reserved[4];
  177 };
  178 
  179 struct ib_ucm_info {
  180         __u32 id;
  181         __u32 status;
  182         __u64 info;
  183         __u64 data;
  184         __u8  info_len;
  185         __u8  data_len;
  186         __u8  reserved[6];
  187 };
  188 
  189 struct ib_ucm_mra {
  190         __u64 data;
  191         __u32 id;
  192         __u8  len;
  193         __u8  timeout;
  194         __u8  reserved[2];
  195 };
  196 
  197 struct ib_ucm_lap {
  198         __u64 path;
  199         __u64 data;
  200         __u32 id;
  201         __u8  len;
  202         __u8  reserved[3];
  203 };
  204 
  205 struct ib_ucm_sidr_req {
  206         __u32 id;
  207         __u32 timeout;
  208         __be64 sid;
  209         __u64 data;
  210         __u64 path;
  211         __u16 reserved_pkey;
  212         __u8  len;
  213         __u8  max_cm_retries;
  214         __u8  reserved[4];
  215 };
  216 
  217 struct ib_ucm_sidr_rep {
  218         __u32 id;
  219         __u32 qpn;
  220         __u32 qkey;
  221         __u32 status;
  222         __u64 info;
  223         __u64 data;
  224         __u8  info_len;
  225         __u8  data_len;
  226         __u8  reserved[6];
  227 };
  228 /*
  229  * event notification ABI structures.
  230  */
  231 struct ib_ucm_event_get {
  232         __u64 response;
  233         __u64 data;
  234         __u64 info;
  235         __u8  data_len;
  236         __u8  info_len;
  237         __u8  reserved[6];
  238 };
  239 
  240 struct ib_ucm_req_event_resp {
  241         struct ib_user_path_rec primary_path;
  242         struct ib_user_path_rec alternate_path;
  243         __be64                 remote_ca_guid;
  244         __u32                  remote_qkey;
  245         __u32                  remote_qpn;
  246         __u32                  qp_type;
  247         __u32                  starting_psn;
  248         __u8  responder_resources;
  249         __u8  initiator_depth;
  250         __u8  local_cm_response_timeout;
  251         __u8  flow_control;
  252         __u8  remote_cm_response_timeout;
  253         __u8  retry_count;
  254         __u8  rnr_retry_count;
  255         __u8  srq;
  256         __u8  port;
  257         __u8  reserved[7];
  258 };
  259 
  260 struct ib_ucm_rep_event_resp {
  261         __be64 remote_ca_guid;
  262         __u32 remote_qkey;
  263         __u32 remote_qpn;
  264         __u32 starting_psn;
  265         __u8  responder_resources;
  266         __u8  initiator_depth;
  267         __u8  target_ack_delay;
  268         __u8  failover_accepted;
  269         __u8  flow_control;
  270         __u8  rnr_retry_count;
  271         __u8  srq;
  272         __u8  reserved[5];
  273 };
  274 
  275 struct ib_ucm_rej_event_resp {
  276         __u32 reason;
  277         /* ari in ib_ucm_event_get info field. */
  278 };
  279 
  280 struct ib_ucm_mra_event_resp {
  281         __u8  timeout;
  282         __u8  reserved[3];
  283 };
  284 
  285 struct ib_ucm_lap_event_resp {
  286         struct ib_user_path_rec path;
  287 };
  288 
  289 struct ib_ucm_apr_event_resp {
  290         __u32 status;
  291         /* apr info in ib_ucm_event_get info field. */
  292 };
  293 
  294 struct ib_ucm_sidr_req_event_resp {
  295         __u16 pkey;
  296         __u8  port;
  297         __u8  reserved;
  298 };
  299 
  300 struct ib_ucm_sidr_rep_event_resp {
  301         __u32 status;
  302         __u32 qkey;
  303         __u32 qpn;
  304         /* info in ib_ucm_event_get info field. */
  305 };
  306 
  307 #define IB_UCM_PRES_DATA      0x01
  308 #define IB_UCM_PRES_INFO      0x02
  309 #define IB_UCM_PRES_PRIMARY   0x04
  310 #define IB_UCM_PRES_ALTERNATE 0x08
  311 
  312 struct ib_ucm_event_resp {
  313         __u64 uid;
  314         __u32 id;
  315         __u32 event;
  316         __u32 present;
  317         __u32 reserved;
  318         union {
  319                 struct ib_ucm_req_event_resp req_resp;
  320                 struct ib_ucm_rep_event_resp rep_resp;
  321                 struct ib_ucm_rej_event_resp rej_resp;
  322                 struct ib_ucm_mra_event_resp mra_resp;
  323                 struct ib_ucm_lap_event_resp lap_resp;
  324                 struct ib_ucm_apr_event_resp apr_resp;
  325 
  326                 struct ib_ucm_sidr_req_event_resp sidr_req_resp;
  327                 struct ib_ucm_sidr_rep_event_resp sidr_rep_resp;
  328 
  329                 __u32                             send_status;
  330         } u;
  331 };
  332 
  333 #endif /* IB_USER_CM_H */

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FreeBSD/Linux Kernel Cross Reference sys/ofed/include/uapi/rdma/ib_user_cm.h

FreeBSD/Linux Kernel Cross Reference
sys/ofed/include/uapi/rdma/ib_user_cm.h